./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/bin/uautomizer-verify-uTZkv6EMXl --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 32bit --witnessprinter.graph.data.programhash ee91797f6143b4fe80e7c90b0707f35813b28455783da5eca6bad66702efa7d7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:16:56,577 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:16:56,673 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-12 02:16:56,679 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:16:56,679 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:16:56,706 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:16:56,707 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:16:56,708 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:16:56,708 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:16:56,709 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:16:56,710 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:16:56,710 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:16:56,711 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:16:56,712 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:16:56,712 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:16:56,713 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:16:56,713 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:16:56,714 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:16:56,714 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:16:56,715 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:16:56,715 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:16:56,719 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:16:56,719 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:16:56,719 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:16:56,720 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:16:56,720 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:16:56,721 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:16:56,721 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:16:56,722 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:16:56,722 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:16:56,722 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:16:56,723 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:16:56,725 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:16:56,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:16:56,726 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:16:56,726 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:16:56,726 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:16:56,727 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:16:56,727 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:16:56,727 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_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee91797f6143b4fe80e7c90b0707f35813b28455783da5eca6bad66702efa7d7 [2023-11-12 02:16:57,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:16:57,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:16:57,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:16:57,078 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:16:57,078 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:16:57,080 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i [2023-11-12 02:17:00,221 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:17:00,696 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:17:00,698 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i [2023-11-12 02:17:00,748 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/bin/uautomizer-verify-uTZkv6EMXl/data/b6b4be9eb/6349984d78964dabb6880e0383cae7ab/FLAGf3278f1c6 [2023-11-12 02:17:00,767 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/bin/uautomizer-verify-uTZkv6EMXl/data/b6b4be9eb/6349984d78964dabb6880e0383cae7ab [2023-11-12 02:17:00,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:17:00,775 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:17:00,779 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:17:00,780 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:17:00,785 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:17:00,787 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:17:00" (1/1) ... [2023-11-12 02:17:00,788 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ec4e745 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:00, skipping insertion in model container [2023-11-12 02:17:00,789 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:17:00" (1/1) ... [2023-11-12 02:17:00,882 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:17:01,112 WARN L240 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_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i[457,470] [2023-11-12 02:17:02,740 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:17:02,789 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:17:02,801 WARN L240 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_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i[457,470] [2023-11-12 02:17:03,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:17:03,256 WARN L672 CHandler]: The function __VERIFIER_nondet_sector_t is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:17:03,264 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:17:03,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:03 WrapperNode [2023-11-12 02:17:03,265 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:17:03,267 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:17:03,267 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:17:03,267 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:17:03,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:03" (1/1) ... [2023-11-12 02:17:03,350 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:03" (1/1) ... [2023-11-12 02:17:03,424 INFO L138 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 1080 [2023-11-12 02:17:03,425 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:17:03,426 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:17:03,426 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:17:03,426 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:17:03,435 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:03" (1/1) ... [2023-11-12 02:17:03,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:03" (1/1) ... [2023-11-12 02:17:03,445 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:03" (1/1) ... [2023-11-12 02:17:03,445 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:03" (1/1) ... [2023-11-12 02:17:03,498 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:03" (1/1) ... [2023-11-12 02:17:03,506 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:03" (1/1) ... [2023-11-12 02:17:03,528 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:03" (1/1) ... [2023-11-12 02:17:03,549 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:03" (1/1) ... [2023-11-12 02:17:03,570 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:17:03,579 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:17:03,579 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:17:03,579 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:17:03,580 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:03" (1/1) ... [2023-11-12 02:17:03,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:17:03,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:17:03,624 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:17:03,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:17:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2023-11-12 02:17:03,674 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2023-11-12 02:17:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 02:17:03,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2023-11-12 02:17:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-12 02:17:03,675 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-12 02:17:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:17:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-12 02:17:03,675 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-12 02:17:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 02:17:03,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2023-11-12 02:17:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2023-11-12 02:17:03,678 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2023-11-12 02:17:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 02:17:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:17:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:17:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2023-11-12 02:17:03,679 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2023-11-12 02:17:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:17:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:17:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 02:17:03,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 02:17:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2023-11-12 02:17:03,681 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2023-11-12 02:17:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-12 02:17:03,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-12 02:17:03,682 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2023-11-12 02:17:03,682 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2023-11-12 02:17:03,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:17:03,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:17:03,684 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2023-11-12 02:17:03,684 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2023-11-12 02:17:03,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 02:17:03,685 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:17:03,685 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:17:03,685 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2023-11-12 02:17:03,686 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2023-11-12 02:17:03,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:17:03,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:17:03,687 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-12 02:17:03,687 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-12 02:17:03,687 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2023-11-12 02:17:03,687 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2023-11-12 02:17:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-12 02:17:03,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-12 02:17:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 02:17:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 02:17:03,688 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 02:17:03,689 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-12 02:17:03,689 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-12 02:17:03,689 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-12 02:17:03,689 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-12 02:17:03,689 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2023-11-12 02:17:03,690 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2023-11-12 02:17:03,690 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2023-11-12 02:17:03,690 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2023-11-12 02:17:03,690 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2023-11-12 02:17:03,690 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2023-11-12 02:17:03,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:17:03,691 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2023-11-12 02:17:03,691 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2023-11-12 02:17:03,691 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2023-11-12 02:17:03,691 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2023-11-12 02:17:03,691 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-11-12 02:17:03,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-11-12 02:17:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-12 02:17:03,693 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-12 02:17:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-12 02:17:03,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-12 02:17:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:17:04,035 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:17:04,038 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:17:05,983 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:17:05,995 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:17:05,995 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 02:17:05,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:17:05 BoogieIcfgContainer [2023-11-12 02:17:05,999 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:17:06,002 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:17:06,003 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:17:06,006 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:17:06,007 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:17:00" (1/3) ... [2023-11-12 02:17:06,008 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5166c312 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:17:06, skipping insertion in model container [2023-11-12 02:17:06,008 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:03" (2/3) ... [2023-11-12 02:17:06,008 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5166c312 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:17:06, skipping insertion in model container [2023-11-12 02:17:06,009 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:17:05" (3/3) ... [2023-11-12 02:17:06,011 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inb_p.i [2023-11-12 02:17:06,035 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:17:06,035 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-12 02:17:06,037 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5166c312 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:17:06, skipping insertion in model container [2023-11-12 02:17:06,038 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:17:06,040 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:17:06,040 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:17:06,041 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:17:06,041 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:17:05" (3/3) ... [2023-11-12 02:17:06,044 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 02:17:06,051 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2023-11-12 02:17:06,051 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2023-11-12 02:17:06,052 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2023-11-12 02:17:06,052 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2023-11-12 02:17:06,052 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2023-11-12 02:17:06,052 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2023-11-12 02:17:06,053 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2023-11-12 02:17:06,053 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2023-11-12 02:17:06,053 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2023-11-12 02:17:06,053 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-12 02:17:06,053 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2023-11-12 02:17:06,053 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2023-11-12 02:17:06,054 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2023-11-12 02:17:06,054 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2023-11-12 02:17:06,054 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2023-11-12 02:17:06,054 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-12 02:17:06,054 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2023-11-12 02:17:06,054 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2023-11-12 02:17:06,054 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2023-11-12 02:17:06,055 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2023-11-12 02:17:06,055 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2023-11-12 02:17:06,055 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2023-11-12 02:17:06,055 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2023-11-12 02:17:06,055 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2023-11-12 02:17:06,056 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-11-12 02:17:06,056 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2023-11-12 02:17:06,057 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-12 02:17:06,057 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2023-11-12 02:17:06,099 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 150 nodes and edges [2023-11-12 02:17:06,104 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2023-11-12 02:17:06,108 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-11-12 02:17:06,111 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-12 02:17:06,115 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-12 02:17:06,118 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 02:17:06,372 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/bin/uautomizer-verify-uTZkv6EMXl/witness.graphml [2023-11-12 02:17:06,372 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/bin/uautomizer-verify-uTZkv6EMXl/witness.yml [2023-11-12 02:17:06,372 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:17:06,374 INFO L158 Benchmark]: Toolchain (without parser) took 5598.16ms. Allocated memory was 174.1MB in the beginning and 262.1MB in the end (delta: 88.1MB). Free memory was 137.5MB in the beginning and 111.4MB in the end (delta: 26.1MB). Peak memory consumption was 116.0MB. Max. memory is 16.1GB. [2023-11-12 02:17:06,374 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 117.4MB. Free memory is still 67.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:17:06,375 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2486.52ms. Allocated memory is still 174.1MB. Free memory was 137.1MB in the beginning and 94.3MB in the end (delta: 42.9MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. [2023-11-12 02:17:06,375 INFO L158 Benchmark]: Boogie Procedure Inliner took 158.36ms. Allocated memory is still 174.1MB. Free memory was 94.3MB in the beginning and 84.7MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 02:17:06,375 INFO L158 Benchmark]: Boogie Preprocessor took 152.15ms. Allocated memory is still 174.1MB. Free memory was 84.7MB in the beginning and 76.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-12 02:17:06,376 INFO L158 Benchmark]: RCFGBuilder took 2420.70ms. Allocated memory was 174.1MB in the beginning and 262.1MB in the end (delta: 88.1MB). Free memory was 76.3MB in the beginning and 135.5MB in the end (delta: -59.2MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. [2023-11-12 02:17:06,376 INFO L158 Benchmark]: TraceAbstraction took 36.16ms. Allocated memory is still 262.1MB. Free memory was 134.4MB in the beginning and 132.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:17:06,377 INFO L158 Benchmark]: Witness Printer took 332.30ms. Allocated memory is still 262.1MB. Free memory was 132.3MB in the beginning and 111.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-12 02:17:06,379 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 117.4MB. Free memory is still 67.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2486.52ms. Allocated memory is still 174.1MB. Free memory was 137.1MB in the beginning and 94.3MB in the end (delta: 42.9MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 158.36ms. Allocated memory is still 174.1MB. Free memory was 94.3MB in the beginning and 84.7MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 152.15ms. Allocated memory is still 174.1MB. Free memory was 84.7MB in the beginning and 76.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2420.70ms. Allocated memory was 174.1MB in the beginning and 262.1MB in the end (delta: 88.1MB). Free memory was 76.3MB in the beginning and 135.5MB in the end (delta: -59.2MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. * TraceAbstraction took 36.16ms. Allocated memory is still 262.1MB. Free memory was 134.4MB in the beginning and 132.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 332.30ms. Allocated memory is still 262.1MB. Free memory was 132.3MB in the beginning and 111.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-12 02:17:06,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c3b3cd2-ae5c-411e-a7f5-94266aebec6e/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE