./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/04-mutex_18-glob_guards.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_79f96d06-9680-4c0d-b8af-fcdff8f2ce1e/bin/ugemcutter-verify-oI9GxRtH0S/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f96d06-9680-4c0d-b8af-fcdff8f2ce1e/bin/ugemcutter-verify-oI9GxRtH0S/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f96d06-9680-4c0d-b8af-fcdff8f2ce1e/bin/ugemcutter-verify-oI9GxRtH0S/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f96d06-9680-4c0d-b8af-fcdff8f2ce1e/bin/ugemcutter-verify-oI9GxRtH0S/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_18-glob_guards.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f96d06-9680-4c0d-b8af-fcdff8f2ce1e/bin/ugemcutter-verify-oI9GxRtH0S/config/svcomp-Overflow-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f96d06-9680-4c0d-b8af-fcdff8f2ce1e/bin/ugemcutter-verify-oI9GxRtH0S --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a0a52117517f5f1ef7fb9c68fe8f56609e6cd05991ff2a7b47c2b82f7b5210a3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:09:45,030 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:09:45,156 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f96d06-9680-4c0d-b8af-fcdff8f2ce1e/bin/ugemcutter-verify-oI9GxRtH0S/config/svcomp-Overflow-32bit-GemCutter_Default.epf [2023-11-24 22:09:45,164 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:09:45,165 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 22:09:45,205 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:09:45,205 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 22:09:45,206 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 22:09:45,207 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:09:45,212 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 22:09:45,213 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:09:45,213 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:09:45,214 INFO L153 SettingsManager]: * Use SBE=true [2023-11-24 22:09:45,216 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:09:45,217 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:09:45,217 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:09:45,217 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:09:45,218 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:09:45,218 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:09:45,218 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:09:45,219 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:09:45,219 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:09:45,220 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:09:45,220 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:09:45,221 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:09:45,221 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:09:45,221 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:09:45,222 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:09:45,222 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 22:09:45,223 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 22:09:45,224 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 22:09:45,224 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 22:09:45,224 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:09:45,225 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:09:45,225 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:09:45,225 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-24 22:09:45,225 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2023-11-24 22:09:45,225 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:09:45,226 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 22:09:45,226 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-24 22:09:45,226 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-24 22:09:45,226 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:09:45,227 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-24 22:09:45,227 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-24 22:09:45,227 INFO L153 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_79f96d06-9680-4c0d-b8af-fcdff8f2ce1e/bin/ugemcutter-verify-oI9GxRtH0S/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f96d06-9680-4c0d-b8af-fcdff8f2ce1e/bin/ugemcutter-verify-oI9GxRtH0S Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0a52117517f5f1ef7fb9c68fe8f56609e6cd05991ff2a7b47c2b82f7b5210a3 [2023-11-24 22:09:45,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:09:45,596 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:09:45,599 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:09:45,600 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:09:45,601 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:09:45,602 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f96d06-9680-4c0d-b8af-fcdff8f2ce1e/bin/ugemcutter-verify-oI9GxRtH0S/../../sv-benchmarks/c/goblint-regression/04-mutex_18-glob_guards.i [2023-11-24 22:09:48,755 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:09:49,029 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:09:49,029 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f96d06-9680-4c0d-b8af-fcdff8f2ce1e/sv-benchmarks/c/goblint-regression/04-mutex_18-glob_guards.i [2023-11-24 22:09:49,052 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f96d06-9680-4c0d-b8af-fcdff8f2ce1e/bin/ugemcutter-verify-oI9GxRtH0S/data/f50bb3117/88338fa564474af9ae679ca29fe54007/FLAG2baafc06f [2023-11-24 22:09:49,070 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f96d06-9680-4c0d-b8af-fcdff8f2ce1e/bin/ugemcutter-verify-oI9GxRtH0S/data/f50bb3117/88338fa564474af9ae679ca29fe54007 [2023-11-24 22:09:49,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:09:49,079 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:09:49,082 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:09:49,083 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:09:49,088 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:09:49,089 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:09:49" (1/1) ... [2023-11-24 22:09:49,090 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40b93881 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:09:49, skipping insertion in model container [2023-11-24 22:09:49,091 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:09:49" (1/1) ... [2023-11-24 22:09:49,160 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:09:49,762 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:09:49,779 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:09:49,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:09:49,939 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:09:49,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:09:49 WrapperNode [2023-11-24 22:09:49,940 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:09:49,941 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:09:49,941 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:09:49,941 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:09:49,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:09:49" (1/1) ... [2023-11-24 22:09:49,981 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:09:49" (1/1) ... [2023-11-24 22:09:50,014 INFO L138 Inliner]: procedures = 260, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 44 [2023-11-24 22:09:50,014 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:09:50,015 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:09:50,015 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:09:50,015 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:09:50,025 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:09:49" (1/1) ... [2023-11-24 22:09:50,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:09:49" (1/1) ... [2023-11-24 22:09:50,047 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:09:49" (1/1) ... [2023-11-24 22:09:50,048 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:09:49" (1/1) ... [2023-11-24 22:09:50,054 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:09:49" (1/1) ... [2023-11-24 22:09:50,061 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:09:49" (1/1) ... [2023-11-24 22:09:50,063 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:09:49" (1/1) ... [2023-11-24 22:09:50,064 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:09:49" (1/1) ... [2023-11-24 22:09:50,067 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:09:50,068 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:09:50,068 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:09:50,069 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:09:50,070 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:09:49" (1/1) ... [2023-11-24 22:09:50,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 22:09:50,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f96d06-9680-4c0d-b8af-fcdff8f2ce1e/bin/ugemcutter-verify-oI9GxRtH0S/z3 [2023-11-24 22:09:50,163 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f96d06-9680-4c0d-b8af-fcdff8f2ce1e/bin/ugemcutter-verify-oI9GxRtH0S/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 22:09:50,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f96d06-9680-4c0d-b8af-fcdff8f2ce1e/bin/ugemcutter-verify-oI9GxRtH0S/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 22:09:50,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:09:50,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:09:50,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:09:50,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:09:50,210 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-24 22:09:50,210 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-24 22:09:50,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:09:50,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:09:50,213 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:09:50,371 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:09:50,374 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:09:50,525 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:09:50,741 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:09:50,741 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:09:50,742 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:09:50 BoogieIcfgContainer [2023-11-24 22:09:50,742 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:09:50,744 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 22:09:50,744 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 22:09:50,747 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 22:09:50,747 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 10:09:49" (1/3) ... [2023-11-24 22:09:50,748 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e5c5ca6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 10:09:50, skipping insertion in model container [2023-11-24 22:09:50,749 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:09:49" (2/3) ... [2023-11-24 22:09:50,749 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e5c5ca6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 10:09:50, skipping insertion in model container [2023-11-24 22:09:50,750 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:09:50" (3/3) ... [2023-11-24 22:09:50,751 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_18-glob_guards.i [2023-11-24 22:09:50,761 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-24 22:09:50,773 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 22:09:50,773 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-24 22:09:50,774 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e5c5ca6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 10:09:50, skipping insertion in model container [2023-11-24 22:09:50,775 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 22:09:50,776 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:09:50,776 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:09:50,776 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:09:50,777 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:09:50" (3/3) ... [2023-11-24 22:09:50,779 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 22:09:50,783 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2023-11-24 22:09:50,787 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2023-11-24 22:09:50,787 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-24 22:09:50,788 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-24 22:09:50,788 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 22:09:50,898 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f96d06-9680-4c0d-b8af-fcdff8f2ce1e/bin/ugemcutter-verify-oI9GxRtH0S/witness.graphml [2023-11-24 22:09:50,902 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f96d06-9680-4c0d-b8af-fcdff8f2ce1e/bin/ugemcutter-verify-oI9GxRtH0S/witness.yml [2023-11-24 22:09:50,903 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:09:50,905 INFO L158 Benchmark]: Toolchain (without parser) took 1825.93ms. Allocated memory was 144.7MB in the beginning and 192.9MB in the end (delta: 48.2MB). Free memory was 98.1MB in the beginning and 137.0MB in the end (delta: -38.9MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2023-11-24 22:09:50,906 INFO L158 Benchmark]: CDTParser took 1.40ms. Allocated memory is still 144.7MB. Free memory was 114.6MB in the beginning and 114.6MB in the end (delta: 16.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:09:50,907 INFO L158 Benchmark]: CACSL2BoogieTranslator took 857.76ms. Allocated memory is still 144.7MB. Free memory was 97.6MB in the beginning and 70.8MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-24 22:09:50,908 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.22ms. Allocated memory is still 144.7MB. Free memory was 70.8MB in the beginning and 68.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:09:50,908 INFO L158 Benchmark]: Boogie Preprocessor took 52.70ms. Allocated memory is still 144.7MB. Free memory was 68.6MB in the beginning and 112.7MB in the end (delta: -44.1MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2023-11-24 22:09:50,916 INFO L158 Benchmark]: RCFGBuilder took 674.06ms. Allocated memory was 144.7MB in the beginning and 192.9MB in the end (delta: 48.2MB). Free memory was 112.7MB in the beginning and 144.4MB in the end (delta: -31.7MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2023-11-24 22:09:50,917 INFO L158 Benchmark]: TraceAbstraction took 30.67ms. Allocated memory is still 192.9MB. Free memory was 143.3MB in the beginning and 141.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:09:50,920 INFO L158 Benchmark]: Witness Printer took 128.00ms. Allocated memory is still 192.9MB. Free memory was 141.2MB in the beginning and 137.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:09:50,927 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40ms. Allocated memory is still 144.7MB. Free memory was 114.6MB in the beginning and 114.6MB in the end (delta: 16.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 857.76ms. Allocated memory is still 144.7MB. Free memory was 97.6MB in the beginning and 70.8MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.22ms. Allocated memory is still 144.7MB. Free memory was 70.8MB in the beginning and 68.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.70ms. Allocated memory is still 144.7MB. Free memory was 68.6MB in the beginning and 112.7MB in the end (delta: -44.1MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * RCFGBuilder took 674.06ms. Allocated memory was 144.7MB in the beginning and 192.9MB in the end (delta: 48.2MB). Free memory was 112.7MB in the beginning and 144.4MB in the end (delta: -31.7MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * TraceAbstraction took 30.67ms. Allocated memory is still 192.9MB. Free memory was 143.3MB in the beginning and 141.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 128.00ms. Allocated memory is still 192.9MB. Free memory was 141.2MB in the beginning and 137.0MB in the end (delta: 4.2MB). 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! [2023-11-24 22:09:50,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f96d06-9680-4c0d-b8af-fcdff8f2ce1e/bin/ugemcutter-verify-oI9GxRtH0S/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