./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e7bb482b 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_aeb4f9b8-13d8-4401-bf5b-eed97c564904/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb4f9b8-13d8-4401-bf5b-eed97c564904/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb4f9b8-13d8-4401-bf5b-eed97c564904/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb4f9b8-13d8-4401-bf5b-eed97c564904/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb4f9b8-13d8-4401-bf5b-eed97c564904/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb4f9b8-13d8-4401-bf5b-eed97c564904/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bfc29f03d3be9b41eb07ac14f0f7eac45bf3a60a4a6601e3132f720b72534d53 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:21:22,719 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:21:22,843 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb4f9b8-13d8-4401-bf5b-eed97c564904/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-06 22:21:22,859 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:21:22,860 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:21:22,898 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:21:22,899 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:21:22,899 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:21:22,901 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:21:22,906 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:21:22,907 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:21:22,908 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:21:22,908 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:21:22,910 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:21:22,911 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:21:22,912 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:21:22,912 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:21:22,912 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:21:22,913 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:21:22,914 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:21:22,914 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:21:22,915 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:21:22,915 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-06 22:21:22,916 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:21:22,916 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:21:22,917 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:21:22,917 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:21:22,918 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:21:22,919 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:21:22,919 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:21:22,921 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:21:22,921 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:21:22,921 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:21:22,922 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:21:22,922 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:21:22,922 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:21:22,923 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:21:22,923 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:21:22,923 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:21:22,924 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:21:22,924 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:21:22,924 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_aeb4f9b8-13d8-4401-bf5b-eed97c564904/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb4f9b8-13d8-4401-bf5b-eed97c564904/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfc29f03d3be9b41eb07ac14f0f7eac45bf3a60a4a6601e3132f720b72534d53 [2023-11-06 22:21:23,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:21:23,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:21:23,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:21:23,290 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:21:23,290 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:21:23,291 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb4f9b8-13d8-4401-bf5b-eed97c564904/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c [2023-11-06 22:21:26,490 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:21:26,873 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:21:26,874 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb4f9b8-13d8-4401-bf5b-eed97c564904/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c [2023-11-06 22:21:26,903 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb4f9b8-13d8-4401-bf5b-eed97c564904/bin/uautomizer-verify-WvqO1wxjHP/data/2aeb7410b/d0e06685ea554403990824ea95098537/FLAG7ad368886 [2023-11-06 22:21:26,922 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb4f9b8-13d8-4401-bf5b-eed97c564904/bin/uautomizer-verify-WvqO1wxjHP/data/2aeb7410b/d0e06685ea554403990824ea95098537 [2023-11-06 22:21:26,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:21:26,926 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:21:26,927 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:21:26,928 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:21:26,933 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:21:26,934 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:21:26" (1/1) ... [2023-11-06 22:21:26,935 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5c954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:26, skipping insertion in model container [2023-11-06 22:21:26,936 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:21:26" (1/1) ... [2023-11-06 22:21:27,027 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:21:27,468 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:21:27,480 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:21:27,589 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:21:27,610 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:21:27,610 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:27 WrapperNode [2023-11-06 22:21:27,611 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:21:27,612 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:21:27,612 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:21:27,613 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:21:27,621 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:27" (1/1) ... [2023-11-06 22:21:27,649 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:27" (1/1) ... [2023-11-06 22:21:27,740 INFO L138 Inliner]: procedures = 41, calls = 109, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 1700 [2023-11-06 22:21:27,741 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:21:27,741 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:21:27,745 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:21:27,745 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:21:27,759 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:27" (1/1) ... [2023-11-06 22:21:27,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:27" (1/1) ... [2023-11-06 22:21:27,768 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:27" (1/1) ... [2023-11-06 22:21:27,768 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:27" (1/1) ... [2023-11-06 22:21:27,826 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:27" (1/1) ... [2023-11-06 22:21:27,855 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:27" (1/1) ... [2023-11-06 22:21:27,869 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:27" (1/1) ... [2023-11-06 22:21:27,877 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:27" (1/1) ... [2023-11-06 22:21:27,906 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:21:27,907 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:21:27,907 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:21:27,907 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:21:27,908 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:27" (1/1) ... [2023-11-06 22:21:27,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:21:27,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb4f9b8-13d8-4401-bf5b-eed97c564904/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:21:27,974 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb4f9b8-13d8-4401-bf5b-eed97c564904/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:21:27,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb4f9b8-13d8-4401-bf5b-eed97c564904/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:21:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure SendSrbSynchronous [2023-11-06 22:21:28,025 INFO L138 BoogieDeclarations]: Found implementation of procedure SendSrbSynchronous [2023-11-06 22:21:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:21:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure AG_SetStatusAndReturn [2023-11-06 22:21:28,026 INFO L138 BoogieDeclarations]: Found implementation of procedure AG_SetStatusAndReturn [2023-11-06 22:21:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2023-11-06 22:21:28,027 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2023-11-06 22:21:28,034 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioIsPlayActive [2023-11-06 22:21:28,034 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioIsPlayActive [2023-11-06 22:21:28,035 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2023-11-06 22:21:28,035 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2023-11-06 22:21:28,035 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2023-11-06 22:21:28,035 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2023-11-06 22:21:28,035 INFO L130 BoogieDeclarations]: Found specification of procedure HPCdrCompletion [2023-11-06 22:21:28,035 INFO L138 BoogieDeclarations]: Found implementation of procedure HPCdrCompletion [2023-11-06 22:21:28,035 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2023-11-06 22:21:28,036 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2023-11-06 22:21:28,036 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSignalCompletion [2023-11-06 22:21:28,036 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSignalCompletion [2023-11-06 22:21:28,036 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2023-11-06 22:21:28,036 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2023-11-06 22:21:28,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:21:28,037 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2023-11-06 22:21:28,037 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2023-11-06 22:21:28,037 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSendToNextDriver [2023-11-06 22:21:28,037 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSendToNextDriver [2023-11-06 22:21:28,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:21:28,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:21:28,038 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioForwardIrpSynchronous [2023-11-06 22:21:28,038 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioForwardIrpSynchronous [2023-11-06 22:21:28,293 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:21:28,296 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:21:28,435 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-06 22:21:28,503 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2023-11-06 22:21:28,511 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2023-11-06 22:21:28,645 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-06 22:21:28,670 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false;havoc ~tmp_ndt_6~0; [2023-11-06 22:21:28,670 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2023-11-06 22:21:28,680 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-06 22:21:28,681 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-06 22:21:28,687 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-06 22:21:28,701 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-06 22:21:28,716 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-06 22:21:28,719 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-06 22:21:28,725 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-06 22:21:29,643 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L305: CdAudioPnp_#res#1 := 0; [2023-11-06 22:21:29,643 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##258: assume !false; [2023-11-06 22:21:29,643 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##257: assume false; [2023-11-06 22:21:29,643 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##286: assume !false;havoc ZwClose_~tmp_ndt_9~0#1; [2023-11-06 22:21:29,644 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##285: assume false; [2023-11-06 22:21:29,644 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !false; [2023-11-06 22:21:29,644 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume false; [2023-11-06 22:21:29,644 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##133: assume false; [2023-11-06 22:21:29,644 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##134: assume !false; [2023-11-06 22:21:29,644 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2023-11-06 22:21:29,644 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2023-11-06 22:21:29,645 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2023-11-06 22:21:29,645 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2023-11-06 22:21:29,645 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##331: assume false; [2023-11-06 22:21:29,645 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##332: assume !false; [2023-11-06 22:21:29,721 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:21:29,745 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:21:29,746 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:21:29,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:21:29 BoogieIcfgContainer [2023-11-06 22:21:29,750 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:21:29,754 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:21:29,754 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:21:29,758 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:21:29,758 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:21:26" (1/3) ... [2023-11-06 22:21:29,759 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ae2027d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:21:29, skipping insertion in model container [2023-11-06 22:21:29,759 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:27" (2/3) ... [2023-11-06 22:21:29,761 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ae2027d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:21:29, skipping insertion in model container [2023-11-06 22:21:29,762 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:21:29" (3/3) ... [2023-11-06 22:21:29,763 INFO L112 eAbstractionObserver]: Analyzing ICFG cdaudio_simpl1.cil-1.c [2023-11-06 22:21:29,795 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:21:29,795 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2023-11-06 22:21:29,893 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:21:29,900 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@248d411b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:21:29,901 INFO L358 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2023-11-06 22:21:29,909 INFO L276 IsEmpty]: Start isEmpty. Operand has 524 states, 397 states have (on average 1.5340050377833754) internal successors, (609), 441 states have internal predecessors, (609), 87 states have call successors, (87), 13 states have call predecessors, (87), 13 states have return successors, (87), 82 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-06 22:21:29,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-06 22:21:29,924 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:21:29,924 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:21:29,925 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [CdAudioSendToNextDriverErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, CdAudioSendToNextDriverErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 24 more)] === [2023-11-06 22:21:29,932 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:21:29,933 INFO L85 PathProgramCache]: Analyzing trace with hash -753800423, now seen corresponding path program 1 times [2023-11-06 22:21:29,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:21:29,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998365214] [2023-11-06 22:21:29,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:21:29,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:21:30,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:21:30,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:21:30,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:21:30,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998365214] [2023-11-06 22:21:30,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998365214] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:21:30,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:21:30,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:21:30,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166664908] [2023-11-06 22:21:30,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:21:30,289 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:21:30,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:21:30,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:21:30,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:21:30,351 INFO L87 Difference]: Start difference. First operand has 524 states, 397 states have (on average 1.5340050377833754) internal successors, (609), 441 states have internal predecessors, (609), 87 states have call successors, (87), 13 states have call predecessors, (87), 13 states have return successors, (87), 82 states have call predecessors, (87), 87 states have call successors, (87) Second operand has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 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) [2023-11-06 22:21:30,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:21:30,525 INFO L93 Difference]: Finished difference Result 910 states and 1396 transitions. [2023-11-06 22:21:30,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:21:30,528 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 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 15 [2023-11-06 22:21:30,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:21:30,551 INFO L225 Difference]: With dead ends: 910 [2023-11-06 22:21:30,551 INFO L226 Difference]: Without dead ends: 259 [2023-11-06 22:21:30,564 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:21:30,567 INFO L413 NwaCegarLoop]: 756 mSDtfsCounter, 40 mSDsluCounter, 1469 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 2225 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:21:30,568 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 2225 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:21:30,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2023-11-06 22:21:30,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 259. [2023-11-06 22:21:30,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 259 states, 196 states have (on average 1.3775510204081634) internal successors, (270), 232 states have internal predecessors, (270), 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) [2023-11-06 22:21:30,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 316 transitions. [2023-11-06 22:21:30,636 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 316 transitions. Word has length 15 [2023-11-06 22:21:30,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:21:30,637 INFO L495 AbstractCegarLoop]: Abstraction has 259 states and 316 transitions. [2023-11-06 22:21:30,637 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 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) [2023-11-06 22:21:30,638 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 316 transitions. [2023-11-06 22:21:30,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-06 22:21:30,639 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:21:30,639 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:21:30,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:21:30,640 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [CdAudioSendToNextDriverErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, CdAudioSendToNextDriverErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 24 more)] === [2023-11-06 22:21:30,641 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:21:30,641 INFO L85 PathProgramCache]: Analyzing trace with hash -1892975421, now seen corresponding path program 1 times [2023-11-06 22:21:30,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:21:30,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751705016] [2023-11-06 22:21:30,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:21:30,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:21:30,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:21:30,674 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:21:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:21:30,732 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:21:30,732 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:21:30,734 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 26 remaining) [2023-11-06 22:21:30,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 26 remaining) [2023-11-06 22:21:30,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 26 remaining) [2023-11-06 22:21:30,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 26 remaining) [2023-11-06 22:21:30,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 26 remaining) [2023-11-06 22:21:30,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 26 remaining) [2023-11-06 22:21:30,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 26 remaining) [2023-11-06 22:21:30,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 26 remaining) [2023-11-06 22:21:30,740 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 26 remaining) [2023-11-06 22:21:30,741 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 26 remaining) [2023-11-06 22:21:30,741 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 26 remaining) [2023-11-06 22:21:30,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 26 remaining) [2023-11-06 22:21:30,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 26 remaining) [2023-11-06 22:21:30,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 26 remaining) [2023-11-06 22:21:30,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 26 remaining) [2023-11-06 22:21:30,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 26 remaining) [2023-11-06 22:21:30,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 26 remaining) [2023-11-06 22:21:30,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 26 remaining) [2023-11-06 22:21:30,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 26 remaining) [2023-11-06 22:21:30,745 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 26 remaining) [2023-11-06 22:21:30,745 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 26 remaining) [2023-11-06 22:21:30,745 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 26 remaining) [2023-11-06 22:21:30,746 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 26 remaining) [2023-11-06 22:21:30,746 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 26 remaining) [2023-11-06 22:21:30,746 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location HPCdrCompletionErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 26 remaining) [2023-11-06 22:21:30,747 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location HPCdrCompletionErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 26 remaining) [2023-11-06 22:21:30,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:21:30,752 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-06 22:21:30,757 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:21:30,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:21:30 BoogieIcfgContainer [2023-11-06 22:21:30,831 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:21:30,831 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:21:30,832 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:21:30,832 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:21:30,832 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:21:29" (3/4) ... [2023-11-06 22:21:30,833 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-06 22:21:30,931 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb4f9b8-13d8-4401-bf5b-eed97c564904/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:21:30,932 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:21:30,932 INFO L158 Benchmark]: Toolchain (without parser) took 4006.34ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 106.2MB in the beginning and 100.8MB in the end (delta: 5.4MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2023-11-06 22:21:30,933 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 67.8MB in the end (delta: 184.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:21:30,933 INFO L158 Benchmark]: CACSL2BoogieTranslator took 683.73ms. Allocated memory is still 146.8MB. Free memory was 106.2MB in the beginning and 74.2MB in the end (delta: 32.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-06 22:21:30,933 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.82ms. Allocated memory is still 146.8MB. Free memory was 74.2MB in the beginning and 67.5MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-06 22:21:30,934 INFO L158 Benchmark]: Boogie Preprocessor took 164.72ms. Allocated memory is still 146.8MB. Free memory was 67.5MB in the beginning and 110.0MB in the end (delta: -42.5MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2023-11-06 22:21:30,934 INFO L158 Benchmark]: RCFGBuilder took 1843.42ms. Allocated memory is still 146.8MB. Free memory was 110.0MB in the beginning and 72.3MB in the end (delta: 37.6MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. [2023-11-06 22:21:30,935 INFO L158 Benchmark]: TraceAbstraction took 1077.18ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 71.4MB in the beginning and 105.0MB in the end (delta: -33.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:21:30,936 INFO L158 Benchmark]: Witness Printer took 100.12ms. Allocated memory is still 176.2MB. Free memory was 105.0MB in the beginning and 100.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:21:30,938 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 117.4MB. Free memory was 68.0MB in the beginning and 67.8MB in the end (delta: 184.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 683.73ms. Allocated memory is still 146.8MB. Free memory was 106.2MB in the beginning and 74.2MB in the end (delta: 32.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 128.82ms. Allocated memory is still 146.8MB. Free memory was 74.2MB in the beginning and 67.5MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 164.72ms. Allocated memory is still 146.8MB. Free memory was 67.5MB in the beginning and 110.0MB in the end (delta: -42.5MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1843.42ms. Allocated memory is still 146.8MB. Free memory was 110.0MB in the beginning and 72.3MB in the end (delta: 37.6MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1077.18ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 71.4MB in the beginning and 105.0MB in the end (delta: -33.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 100.12ms. Allocated memory is still 176.2MB. Free memory was 105.0MB in the beginning and 100.8MB 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 ; VAL [DC=0, DeviceUsageTypePaging=0, Executive=0, IPC=0, KernelMode=0, MPR1=0, MPR3=0, NP=0, SKIP1=0, SKIP2=0, Suspended=0, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, lowerDriverReturn=0, myStatus=0, pended=0, pirp=0, routine=0, s=0, setEventCalled=0] [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 VAL [DC=2, DeviceUsageTypePaging=1, Executive=0, IPC=7, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, lowerDriverReturn=0, myStatus=0, pended=0, pirp=0, routine=0, s=0, setEventCalled=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 VAL [DC=2, DeviceUsageTypePaging=1, Executive=0, IPC=7, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, d=0, devobj=0, irp=0, irp_choice=0, lowerDriverReturn=0, myStatus=0, pended=0, pirp=0, pirp__IoStatus__Status=0, routine=0, s=1, setEventCalled=0, status=0, we_should_unload=0] [L1767] COND TRUE irp_choice == 0 [L1768] pirp__IoStatus__Status = -1073741637 [L1769] myStatus = -1073741637 VAL [DC=2, DeviceUsageTypePaging=1, Executive=0, IPC=7, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, d=0, devobj=0, irp=0, irp_choice=0, lowerDriverReturn=0, myStatus=-1073741637, pended=0, pirp=0, pirp__IoStatus__Status=-1073741637, routine=0, s=1, setEventCalled=0, status=0, we_should_unload=0] [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 VAL [DC=2, DeviceUsageTypePaging=1, Executive=0, IPC=7, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, lowerDriverReturn=0, myStatus=-1073741637, pended=0, pirp=0, routine=0, s=1, setEventCalled=0] [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 VAL [DC=2, DeviceUsageTypePaging=1, Executive=0, IPC=7, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0, compFptr=0, compRegistered=0, customIrp=0, d=0, devobj=0, irp=0, irp_choice=0, lowerDriverReturn=0, myStatus=-1073741637, pended=0, pirp=0, pirp__IoStatus__Status=-1073741637, routine=0, s=1, setEventCalled=0, status=0, tmp_ndt_1=0, tmp_ndt_2=0, tmp_ndt_3=4, we_should_unload=0] [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, DeviceObject=0, 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, \old(DeviceObject)=0, \old(Irp)=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, DeviceObject=0, 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, \old(DeviceObject)=0, \old(Irp)=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, DeviceObject=0, DeviceUsageTypePaging=1, Executive=0, IPC=7, Irp=0, Irp__CurrentLocation ++=2147483647, Irp__CurrentLocation=2147483647, Irp__Tail__Overlay__CurrentStackLocation=0, KernelMode=0, MPR1=5, MPR3=6, NP=1, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0, \old(DeviceObject)=0, \old(Irp)=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, 524 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 43 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 40 mSDsluCounter, 2225 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1469 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 756 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=524occurred 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, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 14 ConstructedInterpolants, 0 QuantifiedInterpolants, 26 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! [2023-11-06 22:21:30,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb4f9b8-13d8-4401-bf5b-eed97c564904/bin/uautomizer-verify-WvqO1wxjHP/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)