./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/bench-exp1x3.wvr.c --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_989fde00-a42e-4a78-a21b-de0ab711a67f/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989fde00-a42e-4a78-a21b-de0ab711a67f/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_989fde00-a42e-4a78-a21b-de0ab711a67f/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989fde00-a42e-4a78-a21b-de0ab711a67f/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp1x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989fde00-a42e-4a78-a21b-de0ab711a67f/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_989fde00-a42e-4a78-a21b-de0ab711a67f/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 52eeb5cce5645e9dacc261319eae3d665b5cc432ff3ddd2ef39502a44996e68d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:03:57,108 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:03:57,230 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989fde00-a42e-4a78-a21b-de0ab711a67f/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-25 00:03:57,241 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:03:57,242 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:03:57,281 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:03:57,281 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:03:57,282 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:03:57,283 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:03:57,288 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:03:57,289 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:03:57,290 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:03:57,291 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:03:57,293 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:03:57,293 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:03:57,294 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:03:57,294 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:03:57,295 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:03:57,295 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:03:57,296 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:03:57,296 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:03:57,297 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:03:57,298 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:03:57,299 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:03:57,299 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:03:57,300 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:03:57,300 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:03:57,301 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:03:57,301 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:03:57,302 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:03:57,303 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:03:57,303 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-25 00:03:57,304 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-25 00:03:57,304 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:03:57,304 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:03:57,305 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:03:57,305 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:03:57,305 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:03:57,306 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:03:57,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:03:57,307 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:03:57,307 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:03:57,307 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:03:57,308 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:03:57,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:03:57,308 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:03:57,309 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:03:57,309 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:03:57,309 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:03:57,309 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_989fde00-a42e-4a78-a21b-de0ab711a67f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989fde00-a42e-4a78-a21b-de0ab711a67f/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52eeb5cce5645e9dacc261319eae3d665b5cc432ff3ddd2ef39502a44996e68d [2023-11-25 00:03:57,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:03:57,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:03:57,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:03:57,675 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:03:57,675 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:03:57,678 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989fde00-a42e-4a78-a21b-de0ab711a67f/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/weaver/bench-exp1x3.wvr.c [2023-11-25 00:04:00,794 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:04:01,038 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:04:01,038 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989fde00-a42e-4a78-a21b-de0ab711a67f/sv-benchmarks/c/weaver/bench-exp1x3.wvr.c [2023-11-25 00:04:01,047 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989fde00-a42e-4a78-a21b-de0ab711a67f/bin/utaipan-verify-SwPr7d2a91/data/f4574252b/cdac912ba0cb4770bea96fd2242bb711/FLAGc69aa3925 [2023-11-25 00:04:01,062 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989fde00-a42e-4a78-a21b-de0ab711a67f/bin/utaipan-verify-SwPr7d2a91/data/f4574252b/cdac912ba0cb4770bea96fd2242bb711 [2023-11-25 00:04:01,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:04:01,066 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:04:01,068 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:04:01,068 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:04:01,079 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:04:01,079 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:04:01" (1/1) ... [2023-11-25 00:04:01,081 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1da0d4ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:04:01, skipping insertion in model container [2023-11-25 00:04:01,082 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:04:01" (1/1) ... [2023-11-25 00:04:01,109 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:04:01,289 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:04:01,299 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:04:01,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:04:01,330 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:04:01,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:04:01 WrapperNode [2023-11-25 00:04:01,331 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:04:01,332 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:04:01,332 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:04:01,332 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:04:01,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:04:01" (1/1) ... [2023-11-25 00:04:01,344 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:04:01" (1/1) ... [2023-11-25 00:04:01,363 INFO L138 Inliner]: procedures = 18, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 61 [2023-11-25 00:04:01,363 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:04:01,364 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:04:01,364 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:04:01,364 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:04:01,373 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:04:01" (1/1) ... [2023-11-25 00:04:01,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:04:01" (1/1) ... [2023-11-25 00:04:01,376 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:04:01" (1/1) ... [2023-11-25 00:04:01,376 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:04:01" (1/1) ... [2023-11-25 00:04:01,381 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:04:01" (1/1) ... [2023-11-25 00:04:01,385 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:04:01" (1/1) ... [2023-11-25 00:04:01,386 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:04:01" (1/1) ... [2023-11-25 00:04:01,387 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:04:01" (1/1) ... [2023-11-25 00:04:01,390 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:04:01,391 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:04:01,391 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:04:01,391 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:04:01,392 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:04:01" (1/1) ... [2023-11-25 00:04:01,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:04:01,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989fde00-a42e-4a78-a21b-de0ab711a67f/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:04:01,442 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989fde00-a42e-4a78-a21b-de0ab711a67f/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:04:01,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989fde00-a42e-4a78-a21b-de0ab711a67f/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:04:01,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:04:01,495 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-25 00:04:01,495 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-25 00:04:01,495 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-25 00:04:01,495 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-25 00:04:01,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:04:01,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-25 00:04:01,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-25 00:04:01,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:04:01,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:04:01,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-25 00:04:01,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-25 00:04:01,498 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-25 00:04:01,597 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:04:01,599 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:04:01,862 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:04:02,120 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:04:02,120 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-25 00:04:02,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:04:02 BoogieIcfgContainer [2023-11-25 00:04:02,121 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:04:02,124 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:04:02,124 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:04:02,132 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:04:02,132 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:04:01" (1/3) ... [2023-11-25 00:04:02,133 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@568c590b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:04:02, skipping insertion in model container [2023-11-25 00:04:02,134 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:04:01" (2/3) ... [2023-11-25 00:04:02,136 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@568c590b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:04:02, skipping insertion in model container [2023-11-25 00:04:02,136 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:04:02" (3/3) ... [2023-11-25 00:04:02,137 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp1x3.wvr.c [2023-11-25 00:04:02,146 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-25 00:04:02,154 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:04:02,155 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-25 00:04:02,156 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@568c590b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:04:02, skipping insertion in model container [2023-11-25 00:04:02,156 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:04:02,157 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:04:02,157 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:04:02,157 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:04:02,158 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:04:02" (3/3) ... [2023-11-25 00:04:02,161 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-25 00:04:02,165 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-11-25 00:04:02,165 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-11-25 00:04:02,176 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2023-11-25 00:04:02,178 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-11-25 00:04:02,178 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-25 00:04:02,178 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-25 00:04:02,281 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989fde00-a42e-4a78-a21b-de0ab711a67f/bin/utaipan-verify-SwPr7d2a91/witness.graphml [2023-11-25 00:04:02,282 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989fde00-a42e-4a78-a21b-de0ab711a67f/bin/utaipan-verify-SwPr7d2a91/witness.yml [2023-11-25 00:04:02,282 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:04:02,284 INFO L158 Benchmark]: Toolchain (without parser) took 1217.06ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 87.7MB in the beginning and 136.3MB in the end (delta: -48.7MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2023-11-25 00:04:02,284 INFO L158 Benchmark]: CDTParser took 1.80ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:04:02,285 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.35ms. Allocated memory is still 142.6MB. Free memory was 87.4MB in the beginning and 76.8MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-25 00:04:02,286 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.57ms. Allocated memory is still 142.6MB. Free memory was 76.8MB in the beginning and 75.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:04:02,286 INFO L158 Benchmark]: Boogie Preprocessor took 26.46ms. Allocated memory is still 142.6MB. Free memory was 75.1MB in the beginning and 73.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:04:02,287 INFO L158 Benchmark]: RCFGBuilder took 730.03ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 73.7MB in the beginning and 144.3MB in the end (delta: -70.6MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2023-11-25 00:04:02,287 INFO L158 Benchmark]: TraceAbstraction took 32.43ms. Allocated memory is still 192.9MB. Free memory was 143.5MB in the beginning and 141.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:04:02,288 INFO L158 Benchmark]: Witness Printer took 125.38ms. Allocated memory is still 192.9MB. Free memory was 141.3MB in the beginning and 136.3MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:04:02,290 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.80ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 263.35ms. Allocated memory is still 142.6MB. Free memory was 87.4MB in the beginning and 76.8MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.57ms. Allocated memory is still 142.6MB. Free memory was 76.8MB in the beginning and 75.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.46ms. Allocated memory is still 142.6MB. Free memory was 75.1MB in the beginning and 73.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 730.03ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 73.7MB in the beginning and 144.3MB in the end (delta: -70.6MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * TraceAbstraction took 32.43ms. Allocated memory is still 192.9MB. Free memory was 143.5MB in the beginning and 141.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 125.38ms. Allocated memory is still 192.9MB. Free memory was 141.3MB in the beginning and 136.3MB in the end (delta: 4.9MB). 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! [2023-11-25 00:04:02,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989fde00-a42e-4a78-a21b-de0ab711a67f/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE