./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74719cf9-5eab-4a86-a4ee-e0165ea38b2d/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74719cf9-5eab-4a86-a4ee-e0165ea38b2d/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74719cf9-5eab-4a86-a4ee-e0165ea38b2d/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74719cf9-5eab-4a86-a4ee-e0165ea38b2d/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74719cf9-5eab-4a86-a4ee-e0165ea38b2d/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74719cf9-5eab-4a86-a4ee-e0165ea38b2d/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a5b351dc48b78577594847e2589a2433da4c3422ed74f69290b3f52d3ba2c2d2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:05:37,406 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:05:37,499 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74719cf9-5eab-4a86-a4ee-e0165ea38b2d/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:05:37,505 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:05:37,507 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:05:37,538 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:05:37,540 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:05:37,541 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:05:37,541 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:05:37,542 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:05:37,543 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:05:37,543 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:05:37,544 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:05:37,546 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:05:37,547 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:05:37,547 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:05:37,547 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:05:37,548 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:05:37,548 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:05:37,548 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:05:37,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:05:37,549 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:05:37,553 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:05:37,553 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:05:37,554 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:05:37,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:05:37,554 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:05:37,554 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:05:37,555 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:05:37,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:05:37,555 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:05:37,555 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:05:37,556 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:05:37,556 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:05:37,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:05:37,556 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:05:37,556 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:05:37,557 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:05:37,557 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:05:37,559 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_74719cf9-5eab-4a86-a4ee-e0165ea38b2d/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74719cf9-5eab-4a86-a4ee-e0165ea38b2d/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5b351dc48b78577594847e2589a2433da4c3422ed74f69290b3f52d3ba2c2d2 [2024-10-31 22:05:37,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:05:37,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:05:37,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:05:37,877 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:05:37,877 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:05:37,879 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74719cf9-5eab-4a86-a4ee-e0165ea38b2d/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i Unable to find full path for "g++" [2024-10-31 22:05:40,267 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:05:40,685 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:05:40,688 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74719cf9-5eab-4a86-a4ee-e0165ea38b2d/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i [2024-10-31 22:05:40,726 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74719cf9-5eab-4a86-a4ee-e0165ea38b2d/bin/uautomizer-verify-4GaUIPS5ZU/data/f31144655/435d7301a71443728d9e6eaf9a59c5e2/FLAG36906968b [2024-10-31 22:05:40,749 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74719cf9-5eab-4a86-a4ee-e0165ea38b2d/bin/uautomizer-verify-4GaUIPS5ZU/data/f31144655/435d7301a71443728d9e6eaf9a59c5e2 [2024-10-31 22:05:40,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:05:40,755 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:05:40,757 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:05:40,758 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:05:40,764 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:05:40,765 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:05:40" (1/1) ... [2024-10-31 22:05:40,768 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dd2ffdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:40, skipping insertion in model container [2024-10-31 22:05:40,769 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:05:40" (1/1) ... [2024-10-31 22:05:40,882 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:05:41,945 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74719cf9-5eab-4a86-a4ee-e0165ea38b2d/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i[106459,106472] [2024-10-31 22:05:42,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:05:42,060 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:05:42,280 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74719cf9-5eab-4a86-a4ee-e0165ea38b2d/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i[106459,106472] [2024-10-31 22:05:42,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:05:42,360 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:05:42,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:42 WrapperNode [2024-10-31 22:05:42,361 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:05:42,362 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:05:42,363 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:05:42,363 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:05:42,371 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:42" (1/1) ... [2024-10-31 22:05:42,412 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:42" (1/1) ... [2024-10-31 22:05:42,542 INFO L138 Inliner]: procedures = 129, calls = 755, calls flagged for inlining = 53, calls inlined = 47, statements flattened = 2571 [2024-10-31 22:05:42,605 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:05:42,606 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:05:42,606 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:05:42,606 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:05:42,626 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:42" (1/1) ... [2024-10-31 22:05:42,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:42" (1/1) ... [2024-10-31 22:05:42,657 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:42" (1/1) ... [2024-10-31 22:05:42,836 INFO L175 MemorySlicer]: Split 360 memory accesses to 17 slices as follows [2, 1, 1, 121, 7, 42, 2, 2, 8, 16, 19, 49, 6, 1, 51, 24, 8]. 34 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 8, 0, 6]. The 228 writes are split as follows [0, 1, 0, 30, 6, 42, 0, 1, 3, 16, 19, 42, 0, 1, 43, 24, 0]. [2024-10-31 22:05:42,836 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:42" (1/1) ... [2024-10-31 22:05:42,837 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:42" (1/1) ... [2024-10-31 22:05:42,921 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:42" (1/1) ... [2024-10-31 22:05:42,941 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:42" (1/1) ... [2024-10-31 22:05:42,962 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:42" (1/1) ... [2024-10-31 22:05:42,981 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:42" (1/1) ... [2024-10-31 22:05:43,003 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:05:43,005 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:05:43,005 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:05:43,005 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:05:43,006 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:42" (1/1) ... [2024-10-31 22:05:43,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:05:43,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74719cf9-5eab-4a86-a4ee-e0165ea38b2d/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:05:43,056 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74719cf9-5eab-4a86-a4ee-e0165ea38b2d/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:05:43,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74719cf9-5eab-4a86-a4ee-e0165ea38b2d/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:05:43,091 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-10-31 22:05:43,091 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-10-31 22:05:43,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:05:43,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:05:43,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:05:43,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:05:43,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:05:43,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 22:05:43,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-31 22:05:43,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-31 22:05:43,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-31 22:05:43,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-31 22:05:43,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-31 22:05:43,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-31 22:05:43,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-31 22:05:43,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-31 22:05:43,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-31 22:05:43,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-10-31 22:05:43,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-10-31 22:05:43,093 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_remove [2024-10-31 22:05:43,094 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_remove [2024-10-31 22:05:43,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:05:43,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:05:43,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:05:43,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:05:43,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:05:43,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 22:05:43,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-31 22:05:43,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-31 22:05:43,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-31 22:05:43,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-31 22:05:43,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-31 22:05:43,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-31 22:05:43,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-31 22:05:43,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-31 22:05:43,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-31 22:05:43,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-10-31 22:05:43,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-10-31 22:05:43,096 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-10-31 22:05:43,096 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-10-31 22:05:43,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:05:43,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:05:43,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:05:43,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:05:43,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:05:43,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:05:43,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-31 22:05:43,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-31 22:05:43,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-31 22:05:43,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-31 22:05:43,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-31 22:05:43,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-31 22:05:43,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-31 22:05:43,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-31 22:05:43,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-31 22:05:43,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-31 22:05:43,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-31 22:05:43,100 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_bin_file [2024-10-31 22:05:43,100 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_bin_file [2024-10-31 22:05:43,101 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_read_modify_write_reg [2024-10-31 22:05:43,101 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_read_modify_write_reg [2024-10-31 22:05:43,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_pch_phub_mutex [2024-10-31 22:05:43,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_pch_phub_mutex [2024-10-31 22:05:43,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-31 22:05:43,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-31 22:05:43,102 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-10-31 22:05:43,102 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-10-31 22:05:43,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:05:43,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:05:43,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:05:43,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:05:43,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:05:43,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:05:43,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-31 22:05:43,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-31 22:05:43,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-31 22:05:43,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-31 22:05:43,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-31 22:05:43,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-31 22:05:43,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-31 22:05:43,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-31 22:05:43,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-31 22:05:43,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-31 22:05:43,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-31 22:05:43,104 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-10-31 22:05:43,104 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-10-31 22:05:43,105 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-10-31 22:05:43,105 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-10-31 22:05:43,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-31 22:05:43,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-31 22:05:43,107 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-10-31 22:05:43,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-10-31 22:05:43,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-31 22:05:43,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-31 22:05:43,108 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-10-31 22:05:43,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-10-31 22:05:43,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:05:43,109 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_file [2024-10-31 22:05:43,109 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_file [2024-10-31 22:05:43,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:05:43,110 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2024-10-31 22:05:43,110 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2024-10-31 22:05:43,110 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_rom [2024-10-31 22:05:43,110 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_rom [2024-10-31 22:05:43,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:05:43,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:05:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:05:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:05:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:05:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:05:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-31 22:05:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-31 22:05:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-31 22:05:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-31 22:05:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-31 22:05:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-31 22:05:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-31 22:05:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-31 22:05:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-31 22:05:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-31 22:05:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-31 22:05:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:05:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:05:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:05:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:05:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:05:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:05:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 22:05:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-31 22:05:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-31 22:05:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-31 22:05:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-31 22:05:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-31 22:05:43,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-31 22:05:43,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-31 22:05:43,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-31 22:05:43,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-31 22:05:43,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-31 22:05:43,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-31 22:05:43,116 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-10-31 22:05:43,116 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-10-31 22:05:43,116 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-10-31 22:05:43,117 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-10-31 22:05:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-10-31 22:05:43,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-10-31 22:05:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2024-10-31 22:05:43,117 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2024-10-31 22:05:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-10-31 22:05:43,117 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-10-31 22:05:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:05:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_pch_phub_mutex [2024-10-31 22:05:43,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_pch_phub_mutex [2024-10-31 22:05:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-10-31 22:05:43,119 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-10-31 22:05:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-10-31 22:05:43,119 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-10-31 22:05:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-10-31 22:05:43,121 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-10-31 22:05:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_write_serial_rom [2024-10-31 22:05:43,121 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_write_serial_rom [2024-10-31 22:05:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:05:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:05:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:05:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:05:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:05:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:05:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-31 22:05:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-31 22:05:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-31 22:05:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-31 22:05:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-31 22:05:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-31 22:05:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-31 22:05:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-31 22:05:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-31 22:05:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-31 22:05:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-31 22:05:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:05:43,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:05:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_file [2024-10-31 22:05:43,123 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_file [2024-10-31 22:05:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure pch_phub_read_serial_rom [2024-10-31 22:05:43,123 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_phub_read_serial_rom [2024-10-31 22:05:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_rom [2024-10-31 22:05:43,123 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_rom [2024-10-31 22:05:43,731 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:05:43,735 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:05:56,122 INFO L? ?]: Removed 849 outVars from TransFormulas that were not future-live. [2024-10-31 22:05:56,122 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:05:56,169 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:05:56,173 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:05:56,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:05:56 BoogieIcfgContainer [2024-10-31 22:05:56,174 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:05:56,176 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:05:56,180 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:05:56,184 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:05:56,185 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:05:40" (1/3) ... [2024-10-31 22:05:56,186 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f6152ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:05:56, skipping insertion in model container [2024-10-31 22:05:56,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:42" (2/3) ... [2024-10-31 22:05:56,188 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f6152ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:05:56, skipping insertion in model container [2024-10-31 22:05:56,188 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:05:56" (3/3) ... [2024-10-31 22:05:56,190 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--misc--pch_phub.ko-main.cil.out.i [2024-10-31 22:05:56,210 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:05:56,210 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:05:56,334 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:05:56,341 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=PETRI_NET, 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;@6451aca4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:05:56,341 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:05:56,353 INFO L276 IsEmpty]: Start isEmpty. Operand has 852 states, 633 states have (on average 1.3459715639810426) internal successors, (852), 646 states have internal predecessors, (852), 187 states have call successors, (187), 30 states have call predecessors, (187), 30 states have return successors, (187), 187 states have call predecessors, (187), 187 states have call successors, (187) [2024-10-31 22:05:56,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-10-31 22:05:56,364 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:05:56,365 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:05:56,366 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:05:56,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:05:56,373 INFO L85 PathProgramCache]: Analyzing trace with hash 572309931, now seen corresponding path program 1 times [2024-10-31 22:05:56,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:05:56,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443307202] [2024-10-31 22:05:56,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:05:56,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:05:59,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:59,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:05:59,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:05:59,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443307202] [2024-10-31 22:05:59,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443307202] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:05:59,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:05:59,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:05:59,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775927144] [2024-10-31 22:05:59,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:05:59,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:05:59,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:05:59,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:05:59,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:05:59,778 INFO L87 Difference]: Start difference. First operand has 852 states, 633 states have (on average 1.3459715639810426) internal successors, (852), 646 states have internal predecessors, (852), 187 states have call successors, (187), 30 states have call predecessors, (187), 30 states have return successors, (187), 187 states have call predecessors, (187), 187 states have call successors, (187) Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:03,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-31 22:06:04,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:06:04,319 INFO L93 Difference]: Finished difference Result 2530 states and 3698 transitions. [2024-10-31 22:06:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:06:04,322 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2024-10-31 22:06:04,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:06:04,355 INFO L225 Difference]: With dead ends: 2530 [2024-10-31 22:06:04,356 INFO L226 Difference]: Without dead ends: 1677 [2024-10-31 22:06:04,369 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:06:04,372 INFO L432 NwaCegarLoop]: 1217 mSDtfsCounter, 1189 mSDsluCounter, 1203 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1189 SdHoareTripleChecker+Valid, 2420 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-10-31 22:06:04,377 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1189 Valid, 2420 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-10-31 22:06:04,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1677 states. [2024-10-31 22:06:04,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1677 to 1673. [2024-10-31 22:06:04,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1673 states, 1245 states have (on average 1.3405622489959839) internal successors, (1669), 1263 states have internal predecessors, (1669), 369 states have call successors, (369), 59 states have call predecessors, (369), 58 states have return successors, (364), 364 states have call predecessors, (364), 364 states have call successors, (364) [2024-10-31 22:06:04,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1673 states and 2402 transitions. [2024-10-31 22:06:04,598 INFO L78 Accepts]: Start accepts. Automaton has 1673 states and 2402 transitions. Word has length 15 [2024-10-31 22:06:04,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:06:04,599 INFO L471 AbstractCegarLoop]: Abstraction has 1673 states and 2402 transitions. [2024-10-31 22:06:04,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:04,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 2402 transitions. [2024-10-31 22:06:04,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-10-31 22:06:04,603 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:06:04,603 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:06:04,603 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:06:04,604 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:06:04,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:04,605 INFO L85 PathProgramCache]: Analyzing trace with hash 41048853, now seen corresponding path program 1 times [2024-10-31 22:06:04,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:04,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357353365] [2024-10-31 22:06:04,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:04,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:07,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:07,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:06:07,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:07,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357353365] [2024-10-31 22:06:07,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357353365] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:07,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:06:07,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:06:07,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419272726] [2024-10-31 22:06:07,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:07,454 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:06:07,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:07,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:06:07,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:06:07,456 INFO L87 Difference]: Start difference. First operand 1673 states and 2402 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:07,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:06:07,636 INFO L93 Difference]: Finished difference Result 1691 states and 2422 transitions. [2024-10-31 22:06:07,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:06:07,640 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-10-31 22:06:07,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:06:07,655 INFO L225 Difference]: With dead ends: 1691 [2024-10-31 22:06:07,655 INFO L226 Difference]: Without dead ends: 1682 [2024-10-31 22:06:07,658 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:06:07,659 INFO L432 NwaCegarLoop]: 1222 mSDtfsCounter, 1208 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1208 SdHoareTripleChecker+Valid, 1232 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-31 22:06:07,661 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1208 Valid, 1232 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-31 22:06:07,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1682 states. [2024-10-31 22:06:07,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1682 to 1673. [2024-10-31 22:06:07,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1673 states, 1245 states have (on average 1.3397590361445784) internal successors, (1668), 1263 states have internal predecessors, (1668), 369 states have call successors, (369), 59 states have call predecessors, (369), 58 states have return successors, (364), 364 states have call predecessors, (364), 364 states have call successors, (364) [2024-10-31 22:06:07,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1673 states and 2401 transitions. [2024-10-31 22:06:07,779 INFO L78 Accepts]: Start accepts. Automaton has 1673 states and 2401 transitions. Word has length 18 [2024-10-31 22:06:07,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:06:07,780 INFO L471 AbstractCegarLoop]: Abstraction has 1673 states and 2401 transitions. [2024-10-31 22:06:07,780 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:06:07,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 2401 transitions. [2024-10-31 22:06:07,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-10-31 22:06:07,784 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:06:07,784 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:06:07,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 22:06:07,785 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:06:07,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:07,786 INFO L85 PathProgramCache]: Analyzing trace with hash 98307155, now seen corresponding path program 1 times [2024-10-31 22:06:07,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:07,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223212102] [2024-10-31 22:06:07,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:07,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:09,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:10,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:06:10,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:10,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223212102] [2024-10-31 22:06:10,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223212102] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:10,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:06:10,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:06:10,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614180599] [2024-10-31 22:06:10,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:10,225 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:06:10,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:10,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:06:10,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:06:10,227 INFO L87 Difference]: Start difference. First operand 1673 states and 2401 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)