./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/45_monabsex1_vs.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_af43e271-64cb-4037-99f1-3141f9e77604/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af43e271-64cb-4037-99f1-3141f9e77604/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af43e271-64cb-4037-99f1-3141f9e77604/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af43e271-64cb-4037-99f1-3141f9e77604/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/45_monabsex1_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af43e271-64cb-4037-99f1-3141f9e77604/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af43e271-64cb-4037-99f1-3141f9e77604/bin/utaipan-verify-SwPr7d2a91 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 43a7b886f1e454dafac7facab2674c64a0fa591a6bf106acb1f8b320d6c92508 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:49:04,286 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:49:04,402 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af43e271-64cb-4037-99f1-3141f9e77604/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-24 23:49:04,411 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:49:04,412 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:49:04,457 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:49:04,458 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:49:04,459 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:49:04,460 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:49:04,465 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:49:04,466 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:49:04,466 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:49:04,467 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:49:04,469 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:49:04,469 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:49:04,470 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:49:04,471 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:49:04,471 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:49:04,472 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:49:04,472 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:49:04,473 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:49:04,473 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:49:04,475 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:49:04,475 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:49:04,476 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:49:04,476 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:49:04,477 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:49:04,477 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:49:04,478 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:49:04,478 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:49:04,480 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:49:04,480 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:49:04,480 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:49:04,481 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:49:04,481 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:49:04,481 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:49:04,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:49:04,482 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:49:04,483 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:49:04,483 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:04,484 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:49:04,484 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:49:04,484 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:49:04,485 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:49:04,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:49:04,486 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:49:04,486 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:49:04,486 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:49:04,487 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:49:04,487 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_af43e271-64cb-4037-99f1-3141f9e77604/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af43e271-64cb-4037-99f1-3141f9e77604/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43a7b886f1e454dafac7facab2674c64a0fa591a6bf106acb1f8b320d6c92508 [2023-11-24 23:49:04,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:49:04,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:49:04,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:49:04,866 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:49:04,867 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:49:04,868 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af43e271-64cb-4037-99f1-3141f9e77604/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/pthread-ext/45_monabsex1_vs.i [2023-11-24 23:49:08,077 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:49:08,355 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:49:08,356 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af43e271-64cb-4037-99f1-3141f9e77604/sv-benchmarks/c/pthread-ext/45_monabsex1_vs.i [2023-11-24 23:49:08,377 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af43e271-64cb-4037-99f1-3141f9e77604/bin/utaipan-verify-SwPr7d2a91/data/6b8cdcaa5/bc805feb579c42ceb44bb059b7f26de8/FLAG78bb8dd69 [2023-11-24 23:49:08,391 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af43e271-64cb-4037-99f1-3141f9e77604/bin/utaipan-verify-SwPr7d2a91/data/6b8cdcaa5/bc805feb579c42ceb44bb059b7f26de8 [2023-11-24 23:49:08,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:49:08,396 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:49:08,397 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:08,398 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:49:08,403 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:49:08,404 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:08" (1/1) ... [2023-11-24 23:49:08,406 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69ace844 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:08, skipping insertion in model container [2023-11-24 23:49:08,406 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:08" (1/1) ... [2023-11-24 23:49:08,459 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:49:08,901 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:08,915 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:49:08,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:09,024 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:49:09,024 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:49:09,032 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:49:09,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:09 WrapperNode [2023-11-24 23:49:09,033 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:09,034 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:09,034 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:49:09,035 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:49:09,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:09" (1/1) ... [2023-11-24 23:49:09,058 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:09" (1/1) ... [2023-11-24 23:49:09,079 INFO L138 Inliner]: procedures = 170, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 46 [2023-11-24 23:49:09,079 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:09,080 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:49:09,080 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:49:09,080 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:49:09,087 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:09" (1/1) ... [2023-11-24 23:49:09,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:09" (1/1) ... [2023-11-24 23:49:09,090 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:09" (1/1) ... [2023-11-24 23:49:09,091 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:09" (1/1) ... [2023-11-24 23:49:09,098 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:09" (1/1) ... [2023-11-24 23:49:09,102 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:09" (1/1) ... [2023-11-24 23:49:09,104 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:09" (1/1) ... [2023-11-24 23:49:09,105 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:09" (1/1) ... [2023-11-24 23:49:09,108 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:49:09,109 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:49:09,109 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:49:09,109 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:49:09,110 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:09" (1/1) ... [2023-11-24 23:49:09,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:09,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af43e271-64cb-4037-99f1-3141f9e77604/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:49:09,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af43e271-64cb-4037-99f1-3141f9e77604/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:49:09,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af43e271-64cb-4037-99f1-3141f9e77604/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:49:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-24 23:49:09,212 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-24 23:49:09,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:49:09,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:49:09,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:49:09,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:49:09,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:49:09,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:49:09,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:49:09,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:49:09,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:49:09,219 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:49:09,422 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:49:09,424 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:49:09,539 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:49:09,648 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:49:09,648 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:49:09,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:09 BoogieIcfgContainer [2023-11-24 23:49:09,649 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:49:09,651 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:49:09,651 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:49:09,654 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:49:09,655 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:49:08" (1/3) ... [2023-11-24 23:49:09,655 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38d70c9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:09, skipping insertion in model container [2023-11-24 23:49:09,656 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:09" (2/3) ... [2023-11-24 23:49:09,656 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38d70c9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:09, skipping insertion in model container [2023-11-24 23:49:09,656 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:09" (3/3) ... [2023-11-24 23:49:09,657 INFO L112 eAbstractionObserver]: Analyzing ICFG 45_monabsex1_vs.i [2023-11-24 23:49:09,666 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-24 23:49:09,677 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:49:09,677 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-24 23:49:09,680 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38d70c9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:49:09, skipping insertion in model container [2023-11-24 23:49:09,681 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:49:09,682 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:49:09,683 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:49:09,683 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:49:09,683 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:09" (3/3) ... [2023-11-24 23:49:09,686 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 23:49:09,690 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thr1 [2023-11-24 23:49:09,695 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-11-24 23:49:09,696 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-24 23:49:09,696 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-24 23:49:09,696 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-24 23:49:09,785 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af43e271-64cb-4037-99f1-3141f9e77604/bin/utaipan-verify-SwPr7d2a91/witness.graphml [2023-11-24 23:49:09,785 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af43e271-64cb-4037-99f1-3141f9e77604/bin/utaipan-verify-SwPr7d2a91/witness.yml [2023-11-24 23:49:09,785 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:49:09,787 INFO L158 Benchmark]: Toolchain (without parser) took 1390.38ms. Allocated memory is still 178.3MB. Free memory was 132.5MB in the beginning and 131.9MB in the end (delta: 625.8kB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2023-11-24 23:49:09,787 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 134.2MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:49:09,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 636.19ms. Allocated memory is still 178.3MB. Free memory was 132.1MB in the beginning and 113.1MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 23:49:09,789 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.10ms. Allocated memory is still 178.3MB. Free memory was 113.1MB in the beginning and 111.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:49:09,794 INFO L158 Benchmark]: Boogie Preprocessor took 28.28ms. Allocated memory is still 178.3MB. Free memory was 111.2MB in the beginning and 109.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:49:09,795 INFO L158 Benchmark]: RCFGBuilder took 540.04ms. Allocated memory is still 178.3MB. Free memory was 109.7MB in the beginning and 139.3MB in the end (delta: -29.6MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2023-11-24 23:49:09,796 INFO L158 Benchmark]: TraceAbstraction took 29.70ms. Allocated memory is still 178.3MB. Free memory was 138.2MB in the beginning and 136.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:49:09,797 INFO L158 Benchmark]: Witness Printer took 102.85ms. Allocated memory is still 178.3MB. Free memory was 136.0MB in the beginning and 131.9MB in the end (delta: 4.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:49:09,803 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57ms. Allocated memory is still 134.2MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 636.19ms. Allocated memory is still 178.3MB. Free memory was 132.1MB in the beginning and 113.1MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.10ms. Allocated memory is still 178.3MB. Free memory was 113.1MB in the beginning and 111.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.28ms. Allocated memory is still 178.3MB. Free memory was 111.2MB in the beginning and 109.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 540.04ms. Allocated memory is still 178.3MB. Free memory was 109.7MB in the beginning and 139.3MB in the end (delta: -29.6MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * TraceAbstraction took 29.70ms. Allocated memory is still 178.3MB. Free memory was 138.2MB in the beginning and 136.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 102.85ms. Allocated memory is still 178.3MB. Free memory was 136.0MB in the beginning and 131.9MB in the end (delta: 4.1MB). Peak memory consumption was 6.3MB. 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 23:49:09,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af43e271-64cb-4037-99f1-3141f9e77604/bin/utaipan-verify-SwPr7d2a91/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