./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9d78c5-505c-4e09-bc75-4c3d9c997375/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9d78c5-505c-4e09-bc75-4c3d9c997375/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9d78c5-505c-4e09-bc75-4c3d9c997375/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9d78c5-505c-4e09-bc75-4c3d9c997375/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9d78c5-505c-4e09-bc75-4c3d9c997375/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9d78c5-505c-4e09-bc75-4c3d9c997375/bin/utaipan-verify-YMUCfTKeje --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 75fd132a1a39ad1f2927845122893235fdf65fe2225472c79a2e84525dcd60fe --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:03:03,005 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:03:03,109 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9d78c5-505c-4e09-bc75-4c3d9c997375/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Overflow-32bit-Taipan_Default.epf [2024-11-09 06:03:03,117 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:03:03,118 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:03:03,163 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:03:03,163 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:03:03,164 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:03:03,165 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:03:03,165 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:03:03,166 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:03:03,166 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:03:03,167 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:03:03,168 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:03:03,170 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:03:03,171 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:03:03,171 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:03:03,171 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:03:03,172 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:03:03,187 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:03:03,188 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:03:03,188 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:03:03,189 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:03:03,191 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:03:03,192 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:03:03,192 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:03:03,193 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:03:03,193 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:03:03,193 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:03:03,193 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:03:03,194 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:03:03,194 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:03:03,194 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 06:03:03,195 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 06:03:03,195 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:03:03,195 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:03:03,195 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:03:03,196 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:03:03,196 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:03:03,196 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:03:03,197 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:03:03,199 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:03:03,199 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:03:03,199 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:03:03,200 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:03:03,200 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:03:03,200 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:03:03,201 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:03:03,201 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:03:03,201 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_ef9d78c5-505c-4e09-bc75-4c3d9c997375/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9d78c5-505c-4e09-bc75-4c3d9c997375/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75fd132a1a39ad1f2927845122893235fdf65fe2225472c79a2e84525dcd60fe [2024-11-09 06:03:03,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:03:03,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:03:03,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:03:03,553 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:03:03,556 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:03:03,557 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9d78c5-505c-4e09-bc75-4c3d9c997375/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c Unable to find full path for "g++" [2024-11-09 06:03:05,543 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:03:05,895 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:03:05,895 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9d78c5-505c-4e09-bc75-4c3d9c997375/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c [2024-11-09 06:03:05,924 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9d78c5-505c-4e09-bc75-4c3d9c997375/bin/utaipan-verify-YMUCfTKeje/data/f340780ad/43f999fe7d794b36a07b2156cdd5d6fc/FLAG43648a026 [2024-11-09 06:03:05,947 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9d78c5-505c-4e09-bc75-4c3d9c997375/bin/utaipan-verify-YMUCfTKeje/data/f340780ad/43f999fe7d794b36a07b2156cdd5d6fc [2024-11-09 06:03:05,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:03:05,953 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:03:05,957 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:03:05,957 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:03:05,963 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:03:05,964 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:03:05" (1/1) ... [2024-11-09 06:03:05,965 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d09b79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:05, skipping insertion in model container [2024-11-09 06:03:05,965 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:03:05" (1/1) ... [2024-11-09 06:03:06,079 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:03:06,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:03:06,568 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:03:06,733 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:03:06,755 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:03:06,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06 WrapperNode [2024-11-09 06:03:06,755 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:03:06,756 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:03:06,756 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:03:06,756 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:03:06,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,787 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,866 INFO L138 Inliner]: procedures = 41, calls = 108, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 1697 [2024-11-09 06:03:06,866 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:03:06,867 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:03:06,867 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:03:06,867 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:03:06,884 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,892 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,893 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,918 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,929 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,936 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,941 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,950 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:03:06,951 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:03:06,951 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:03:06,952 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:03:06,952 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (1/1) ... [2024-11-09 06:03:06,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:03:06,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9d78c5-505c-4e09-bc75-4c3d9c997375/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:03:06,998 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9d78c5-505c-4e09-bc75-4c3d9c997375/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:03:07,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9d78c5-505c-4e09-bc75-4c3d9c997375/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:03:07,030 INFO L130 BoogieDeclarations]: Found specification of procedure SendSrbSynchronous [2024-11-09 06:03:07,030 INFO L138 BoogieDeclarations]: Found implementation of procedure SendSrbSynchronous [2024-11-09 06:03:07,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:03:07,031 INFO L130 BoogieDeclarations]: Found specification of procedure AG_SetStatusAndReturn [2024-11-09 06:03:07,031 INFO L138 BoogieDeclarations]: Found implementation of procedure AG_SetStatusAndReturn [2024-11-09 06:03:07,031 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2024-11-09 06:03:07,031 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2024-11-09 06:03:07,032 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioIsPlayActive [2024-11-09 06:03:07,032 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioIsPlayActive [2024-11-09 06:03:07,032 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2024-11-09 06:03:07,032 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2024-11-09 06:03:07,032 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2024-11-09 06:03:07,033 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2024-11-09 06:03:07,033 INFO L130 BoogieDeclarations]: Found specification of procedure HPCdrCompletion [2024-11-09 06:03:07,033 INFO L138 BoogieDeclarations]: Found implementation of procedure HPCdrCompletion [2024-11-09 06:03:07,033 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2024-11-09 06:03:07,034 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2024-11-09 06:03:07,034 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSignalCompletion [2024-11-09 06:03:07,034 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSignalCompletion [2024-11-09 06:03:07,034 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2024-11-09 06:03:07,034 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2024-11-09 06:03:07,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:03:07,035 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2024-11-09 06:03:07,035 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2024-11-09 06:03:07,035 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSendToNextDriver [2024-11-09 06:03:07,035 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSendToNextDriver [2024-11-09 06:03:07,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:03:07,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:03:07,036 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioForwardIrpSynchronous [2024-11-09 06:03:07,036 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioForwardIrpSynchronous [2024-11-09 06:03:07,309 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:03:07,312 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:03:07,525 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-09 06:03:07,614 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2024-11-09 06:03:07,614 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2024-11-09 06:03:07,692 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-09 06:03:07,724 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false;havoc ~tmp_ndt_7~0; [2024-11-09 06:03:07,724 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2024-11-09 06:03:07,735 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-09 06:03:07,736 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-09 06:03:07,742 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-09 06:03:07,754 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-09 06:03:07,766 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-09 06:03:07,768 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-09 06:03:07,772 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-09 06:03:08,608 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint L305: CdAudioPnp_#res#1 := 0; [2024-11-09 06:03:08,608 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##258: assume !false; [2024-11-09 06:03:08,608 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##257: assume false; [2024-11-09 06:03:08,608 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##286: assume !false;havoc ZwClose_~tmp_ndt_10~0#1; [2024-11-09 06:03:08,609 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##285: assume false; [2024-11-09 06:03:08,609 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !false; [2024-11-09 06:03:08,609 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume false; [2024-11-09 06:03:08,609 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##133: assume false; [2024-11-09 06:03:08,609 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##134: assume !false; [2024-11-09 06:03:08,609 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2024-11-09 06:03:08,609 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2024-11-09 06:03:08,610 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2024-11-09 06:03:08,610 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2024-11-09 06:03:08,611 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##331: assume false; [2024-11-09 06:03:08,611 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##332: assume !false; [2024-11-09 06:03:08,815 INFO L? ?]: Removed 683 outVars from TransFormulas that were not future-live. [2024-11-09 06:03:08,815 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:03:09,254 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:03:09,254 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 06:03:09,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:03:09 BoogieIcfgContainer [2024-11-09 06:03:09,255 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:03:09,257 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:03:09,257 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:03:09,262 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:03:09,263 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:03:05" (1/3) ... [2024-11-09 06:03:09,264 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47566917 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:03:09, skipping insertion in model container [2024-11-09 06:03:09,264 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:03:06" (2/3) ... [2024-11-09 06:03:09,266 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47566917 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:03:09, skipping insertion in model container [2024-11-09 06:03:09,266 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:03:09" (3/3) ... [2024-11-09 06:03:09,267 INFO L112 eAbstractionObserver]: Analyzing ICFG cdaudio_simpl1.cil-2.c [2024-11-09 06:03:09,287 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:03:09,287 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2024-11-09 06:03:09,382 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:03:09,389 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@16dde39b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:03:09,390 INFO L334 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2024-11-09 06:03:09,396 INFO L276 IsEmpty]: Start isEmpty. Operand has 403 states, 277 states have (on average 1.5667870036101084) internal successors, (434), 320 states have internal predecessors, (434), 86 states have call successors, (86), 13 states have call predecessors, (86), 13 states have return successors, (86), 82 states have call predecessors, (86), 86 states have call successors, (86) [2024-11-09 06:03:09,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 06:03:09,406 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:03:09,408 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:03:09,408 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [CdAudioSendToNextDriverErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, CdAudioSendToNextDriverErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 24 more)] === [2024-11-09 06:03:09,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:03:09,415 INFO L85 PathProgramCache]: Analyzing trace with hash 31849858, now seen corresponding path program 1 times [2024-11-09 06:03:09,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:03:09,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313081301] [2024-11-09 06:03:09,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:03:09,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:03:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:03:09,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:03:09,743 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:03:09,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313081301] [2024-11-09 06:03:09,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313081301] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:03:09,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:03:09,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:03:09,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932164019] [2024-11-09 06:03:09,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:03:09,751 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 06:03:09,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:03:09,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 06:03:09,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 06:03:09,784 INFO L87 Difference]: Start difference. First operand has 403 states, 277 states have (on average 1.5667870036101084) internal successors, (434), 320 states have internal predecessors, (434), 86 states have call successors, (86), 13 states have call predecessors, (86), 13 states have return successors, (86), 82 states have call predecessors, (86), 86 states have call successors, (86) Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:03:10,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:03:10,185 INFO L93 Difference]: Finished difference Result 707 states and 1090 transitions. [2024-11-09 06:03:10,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 06:03:10,189 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2024-11-09 06:03:10,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:03:10,200 INFO L225 Difference]: With dead ends: 707 [2024-11-09 06:03:10,200 INFO L226 Difference]: Without dead ends: 224 [2024-11-09 06:03:10,209 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 06:03:10,215 INFO L432 NwaCegarLoop]: 516 mSDtfsCounter, 2 mSDsluCounter, 1030 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1546 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:03:10,216 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1546 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 06:03:10,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2024-11-09 06:03:10,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2024-11-09 06:03:10,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 161 states have (on average 1.3850931677018634) internal successors, (223), 197 states have internal predecessors, (223), 29 states have call successors, (29), 10 states have call predecessors, (29), 9 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:03:10,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 269 transitions. [2024-11-09 06:03:10,290 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 269 transitions. Word has length 9 [2024-11-09 06:03:10,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:03:10,291 INFO L471 AbstractCegarLoop]: Abstraction has 224 states and 269 transitions. [2024-11-09 06:03:10,291 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:03:10,291 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 269 transitions. [2024-11-09 06:03:10,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 06:03:10,318 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:03:10,318 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:03:10,319 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 06:03:10,319 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [CdAudioSendToNextDriverErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, CdAudioSendToNextDriverErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 24 more)] === [2024-11-09 06:03:10,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:03:10,321 INFO L85 PathProgramCache]: Analyzing trace with hash 987346809, now seen corresponding path program 1 times [2024-11-09 06:03:10,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:03:10,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994806606] [2024-11-09 06:03:10,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:03:10,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:03:10,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:03:10,344 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 06:03:10,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:03:10,384 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 06:03:10,384 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 06:03:10,386 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 26 remaining) [2024-11-09 06:03:10,388 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 26 remaining) [2024-11-09 06:03:10,389 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 26 remaining) [2024-11-09 06:03:10,389 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 26 remaining) [2024-11-09 06:03:10,389 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 26 remaining) [2024-11-09 06:03:10,389 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 26 remaining) [2024-11-09 06:03:10,390 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 26 remaining) [2024-11-09 06:03:10,390 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 26 remaining) [2024-11-09 06:03:10,390 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 26 remaining) [2024-11-09 06:03:10,390 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 26 remaining) [2024-11-09 06:03:10,391 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 26 remaining) [2024-11-09 06:03:10,391 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 26 remaining) [2024-11-09 06:03:10,391 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 26 remaining) [2024-11-09 06:03:10,391 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 26 remaining) [2024-11-09 06:03:10,392 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 26 remaining) [2024-11-09 06:03:10,392 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 26 remaining) [2024-11-09 06:03:10,392 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 26 remaining) [2024-11-09 06:03:10,392 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 26 remaining) [2024-11-09 06:03:10,392 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 26 remaining) [2024-11-09 06:03:10,393 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 26 remaining) [2024-11-09 06:03:10,393 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 26 remaining) [2024-11-09 06:03:10,393 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 26 remaining) [2024-11-09 06:03:10,393 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 26 remaining) [2024-11-09 06:03:10,394 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 26 remaining) [2024-11-09 06:03:10,394 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location HPCdrCompletionErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 26 remaining) [2024-11-09 06:03:10,394 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location HPCdrCompletionErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 26 remaining) [2024-11-09 06:03:10,395 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 06:03:10,398 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-09 06:03:10,430 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 06:03:10,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 06:03:10 BoogieIcfgContainer [2024-11-09 06:03:10,436 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 06:03:10,436 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 06:03:10,436 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 06:03:10,437 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 06:03:10,438 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:03:09" (3/4) ... [2024-11-09 06:03:10,439 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-09 06:03:10,525 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9d78c5-505c-4e09-bc75-4c3d9c997375/bin/utaipan-verify-YMUCfTKeje/witness.graphml [2024-11-09 06:03:10,525 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 06:03:10,527 INFO L158 Benchmark]: Toolchain (without parser) took 4572.69ms. Allocated memory was 134.2MB in the beginning and 247.5MB in the end (delta: 113.2MB). Free memory was 68.8MB in the beginning and 187.4MB in the end (delta: -118.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:03:10,527 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 134.2MB. Free memory was 106.6MB in the beginning and 106.5MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:03:10,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 798.37ms. Allocated memory was 134.2MB in the beginning and 192.9MB in the end (delta: 58.7MB). Free memory was 68.6MB in the beginning and 131.5MB in the end (delta: -62.9MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2024-11-09 06:03:10,528 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.34ms. Allocated memory is still 192.9MB. Free memory was 131.5MB in the beginning and 125.0MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 06:03:10,528 INFO L158 Benchmark]: Boogie Preprocessor took 83.82ms. Allocated memory is still 192.9MB. Free memory was 125.0MB in the beginning and 119.0MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 06:03:10,529 INFO L158 Benchmark]: RCFGBuilder took 2303.60ms. Allocated memory was 192.9MB in the beginning and 247.5MB in the end (delta: 54.5MB). Free memory was 119.0MB in the beginning and 138.3MB in the end (delta: -19.3MB). Peak memory consumption was 80.0MB. Max. memory is 16.1GB. [2024-11-09 06:03:10,529 INFO L158 Benchmark]: TraceAbstraction took 1179.01ms. Allocated memory is still 247.5MB. Free memory was 138.3MB in the beginning and 191.6MB in the end (delta: -53.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:03:10,529 INFO L158 Benchmark]: Witness Printer took 88.84ms. Allocated memory is still 247.5MB. Free memory was 191.6MB in the beginning and 187.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 06:03:10,532 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 134.2MB. Free memory was 106.6MB in the beginning and 106.5MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 798.37ms. Allocated memory was 134.2MB in the beginning and 192.9MB in the end (delta: 58.7MB). Free memory was 68.6MB in the beginning and 131.5MB in the end (delta: -62.9MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.34ms. Allocated memory is still 192.9MB. Free memory was 131.5MB in the beginning and 125.0MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.82ms. Allocated memory is still 192.9MB. Free memory was 125.0MB in the beginning and 119.0MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2303.60ms. Allocated memory was 192.9MB in the beginning and 247.5MB in the end (delta: 54.5MB). Free memory was 119.0MB in the beginning and 138.3MB in the end (delta: -19.3MB). Peak memory consumption was 80.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1179.01ms. Allocated memory is still 247.5MB. Free memory was 138.3MB in the beginning and 191.6MB in the end (delta: -53.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 88.84ms. Allocated memory is still 247.5MB. Free memory was 191.6MB in the beginning and 187.4MB 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: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 1696]: integer overflow possible integer overflow possible We found a FailurePath: [L32] int s ; [L33] int UNLOADED ; [L34] int NP ; [L35] int DC ; [L36] int SKIP1 ; [L37] int SKIP2 ; [L38] int MPR1 ; [L39] int MPR3 ; [L40] int IPC ; [L41] int pended ; [L42] int compFptr ; [L43] int compRegistered ; [L44] int lowerDriverReturn ; [L45] int setEventCalled ; [L46] int customIrp ; [L47] int routine ; [L48] int myStatus ; [L49] int pirp ; [L50] int Executive ; [L51] int Suspended ; [L52] int KernelMode ; [L53] int DeviceUsageTypePaging ; [L1718] int pirp__IoStatus__Status ; [L1719] int d = __VERIFIER_nondet_int() ; [L1720] int status = __VERIFIER_nondet_int() ; [L1721] int irp = __VERIFIER_nondet_int() ; [L1722] int we_should_unload = __VERIFIER_nondet_int() ; [L1723] int irp_choice = __VERIFIER_nondet_int() ; [L1724] int devobj = __VERIFIER_nondet_int() ; [L1725] int __cil_tmp9 ; [L1730] s = 0 [L1731] UNLOADED = 0 [L1732] NP = 0 [L1733] DC = 0 [L1734] SKIP1 = 0 [L1735] SKIP2 = 0 [L1736] MPR1 = 0 [L1737] MPR3 = 0 [L1738] IPC = 0 [L1739] pended = 0 [L1740] compFptr = 0 [L1741] compRegistered = 0 [L1742] lowerDriverReturn = 0 [L1743] setEventCalled = 0 [L1744] customIrp = 0 [L1745] routine = 0 [L1746] myStatus = 0 [L1747] pirp = 0 [L1748] Executive = 0 [L1749] Suspended = 5 [L1750] KernelMode = 0 [L1751] DeviceUsageTypePaging = 1 [L1754] pirp = irp [L1755] CALL _BLAST_init() [L67] UNLOADED = 0 [L68] NP = 1 [L69] DC = 2 [L70] SKIP1 = 3 [L71] SKIP2 = 4 [L72] MPR1 = 5 [L73] MPR3 = 6 [L74] IPC = 7 [L75] s = UNLOADED [L76] pended = 0 [L77] compFptr = 0 [L78] compRegistered = 0 [L79] lowerDriverReturn = 0 [L80] setEventCalled = 0 [L81] customIrp = 0 [L1755] RET _BLAST_init() [L1757] COND TRUE status >= 0 [L1758] s = NP [L1759] customIrp = 0 [L1760] setEventCalled = customIrp [L1761] lowerDriverReturn = setEventCalled [L1762] compRegistered = lowerDriverReturn [L1763] compFptr = compRegistered [L1764] pended = compFptr [L1765] pirp__IoStatus__Status = 0 [L1766] myStatus = 0 [L1767] COND TRUE irp_choice == 0 [L1768] pirp__IoStatus__Status = -1073741637 [L1769] myStatus = -1073741637 [L1772] CALL stub_driver_init() [L1707] s = NP [L1708] customIrp = 0 [L1709] setEventCalled = customIrp [L1710] lowerDriverReturn = setEventCalled [L1711] compRegistered = lowerDriverReturn [L1712] compFptr = compRegistered [L1713] pended = compFptr [L1772] RET stub_driver_init() [L1775] COND FALSE !(status < 0) [L1779] int tmp_ndt_1; [L1780] tmp_ndt_1 = __VERIFIER_nondet_int() [L1781] COND FALSE !(tmp_ndt_1 == 2) [L1784] int tmp_ndt_2; [L1785] tmp_ndt_2 = __VERIFIER_nondet_int() [L1786] COND FALSE !(tmp_ndt_2 == 3) [L1789] int tmp_ndt_3; [L1790] tmp_ndt_3 = __VERIFIER_nondet_int() [L1791] COND TRUE tmp_ndt_3 == 4 [L1808] CALL CdAudioPower(devobj, pirp) [L1682] int Irp__CurrentLocation = __VERIFIER_nondet_int() ; [L1683] int Irp__Tail__Overlay__CurrentStackLocation = __VERIFIER_nondet_int() ; [L1684] int deviceExtension__TargetDeviceObject = __VERIFIER_nondet_int() ; [L1685] int tmp ; VAL [DC=2, DeviceUsageTypePaging=1, Executive=0, IPC=7, Irp=0, Irp__CurrentLocation=2147483647, Irp__Tail__Overlay__CurrentStackLocation=0, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, deviceExtension__TargetDeviceObject=0, lowerDriverReturn=0, myStatus=-1073741637, pended=0, pirp=0, routine=0, s=1, setEventCalled=0] [L1688] COND TRUE s == NP [L1689] s = SKIP1 VAL [DC=2, DeviceUsageTypePaging=1, Executive=0, IPC=7, Irp=0, Irp__CurrentLocation=2147483647, Irp__Tail__Overlay__CurrentStackLocation=0, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, deviceExtension__TargetDeviceObject=0, lowerDriverReturn=0, myStatus=-1073741637, pended=0, pirp=0, routine=0, s=3, setEventCalled=0] [L1696] Irp__CurrentLocation ++ VAL [DC=2, DeviceUsageTypePaging=1, Executive=0, IPC=7, Irp=0, Irp__Tail__Overlay__CurrentStackLocation=0, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, deviceExtension__TargetDeviceObject=0, lowerDriverReturn=0, myStatus=-1073741637, pended=0, pirp=0, routine=0, s=3, setEventCalled=0] - UnprovableResult [Line: 381]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 381]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 382]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 382]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 734]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 734]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 735]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 735]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 743]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 743]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1188]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1188]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1189]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1189]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1190]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1190]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1197]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1197]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 178]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 178]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1696]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1697]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1697]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1563]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1563]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 403 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 1546 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1030 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 213 IncrementalHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 516 mSDtfsCounter, 213 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=403occurred in iteration=0, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 20 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-11-09 06:03:10,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef9d78c5-505c-4e09-bc75-4c3d9c997375/bin/utaipan-verify-YMUCfTKeje/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)