./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b 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_b4e885ae-165b-46fb-b6f5-8f02ced64618/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e885ae-165b-46fb-b6f5-8f02ced64618/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e885ae-165b-46fb-b6f5-8f02ced64618/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e885ae-165b-46fb-b6f5-8f02ced64618/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e885ae-165b-46fb-b6f5-8f02ced64618/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e885ae-165b-46fb-b6f5-8f02ced64618/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e9935ba6b05a3c7e4f0c65d8e33bc471835cb8eb350ac893c3dd9a00ab8c4f5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:57:24,882 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:57:25,000 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e885ae-165b-46fb-b6f5-8f02ced64618/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:57:25,007 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:57:25,007 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:57:25,039 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:57:25,040 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:57:25,040 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:57:25,042 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:57:25,042 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:57:25,043 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:57:25,044 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:57:25,045 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:57:25,046 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:57:25,047 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:57:25,047 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:57:25,048 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:57:25,049 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:57:25,049 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:57:25,050 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:57:25,051 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:57:25,051 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:57:25,052 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:57:25,053 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:57:25,053 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:57:25,054 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:57:25,054 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:57:25,055 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:57:25,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:57:25,056 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:57:25,057 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:57:25,057 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:57:25,058 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:57:25,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:57:25,058 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:57:25,059 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:57:25,059 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:57:25,059 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:57:25,060 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:57:25,060 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_b4e885ae-165b-46fb-b6f5-8f02ced64618/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e885ae-165b-46fb-b6f5-8f02ced64618/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e9935ba6b05a3c7e4f0c65d8e33bc471835cb8eb350ac893c3dd9a00ab8c4f5 [2023-11-06 22:57:25,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:57:25,481 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:57:25,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:57:25,487 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:57:25,488 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:57:25,490 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e885ae-165b-46fb-b6f5-8f02ced64618/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i [2023-11-06 22:57:29,200 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:57:29,767 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:57:29,768 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e885ae-165b-46fb-b6f5-8f02ced64618/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i [2023-11-06 22:57:29,818 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e885ae-165b-46fb-b6f5-8f02ced64618/bin/uautomizer-verify-WvqO1wxjHP/data/a91ef2d4e/9b0bf6e0b29f41e7abd2d642c850399b/FLAG827931f8b [2023-11-06 22:57:29,843 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e885ae-165b-46fb-b6f5-8f02ced64618/bin/uautomizer-verify-WvqO1wxjHP/data/a91ef2d4e/9b0bf6e0b29f41e7abd2d642c850399b [2023-11-06 22:57:29,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:57:29,857 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:57:29,859 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:57:29,860 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:57:29,867 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:57:29,868 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:57:29" (1/1) ... [2023-11-06 22:57:29,869 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22846293 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:29, skipping insertion in model container [2023-11-06 22:57:29,870 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:57:29" (1/1) ... [2023-11-06 22:57:30,015 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:57:30,335 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_b4e885ae-165b-46fb-b6f5-8f02ced64618/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i[455,468] [2023-11-06 22:57:31,923 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:57:31,977 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:57:31,993 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_b4e885ae-165b-46fb-b6f5-8f02ced64618/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i[455,468] [2023-11-06 22:57:32,262 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:57:32,592 WARN L672 CHandler]: The function __VERIFIER_nondet_sector_t is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:57:32,602 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:57:32,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:32 WrapperNode [2023-11-06 22:57:32,604 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:57:32,605 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:57:32,605 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:57:32,606 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:57:32,616 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:32" (1/1) ... [2023-11-06 22:57:32,738 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:32" (1/1) ... [2023-11-06 22:57:32,864 INFO L138 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 1080 [2023-11-06 22:57:32,868 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:57:32,870 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:57:32,870 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:57:32,870 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:57:32,882 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:32" (1/1) ... [2023-11-06 22:57:32,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:32" (1/1) ... [2023-11-06 22:57:32,905 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:32" (1/1) ... [2023-11-06 22:57:32,906 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:32" (1/1) ... [2023-11-06 22:57:32,997 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:32" (1/1) ... [2023-11-06 22:57:33,008 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:32" (1/1) ... [2023-11-06 22:57:33,034 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:32" (1/1) ... [2023-11-06 22:57:33,057 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:32" (1/1) ... [2023-11-06 22:57:33,079 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:57:33,081 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:57:33,081 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:57:33,081 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:57:33,082 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:32" (1/1) ... [2023-11-06 22:57:33,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:57:33,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e885ae-165b-46fb-b6f5-8f02ced64618/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:57:33,124 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e885ae-165b-46fb-b6f5-8f02ced64618/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:57:33,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e885ae-165b-46fb-b6f5-8f02ced64618/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:57:33,175 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2023-11-06 22:57:33,176 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2023-11-06 22:57:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-06 22:57:33,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2023-11-06 22:57:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-06 22:57:33,177 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-06 22:57:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:57:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-06 22:57:33,178 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-06 22:57:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-06 22:57:33,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2023-11-06 22:57:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2023-11-06 22:57:33,181 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2023-11-06 22:57:33,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-06 22:57:33,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:57:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 22:57:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2023-11-06 22:57:33,182 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2023-11-06 22:57:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:57:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 22:57:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-06 22:57:33,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-06 22:57:33,184 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2023-11-06 22:57:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2023-11-06 22:57:33,185 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-06 22:57:33,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-06 22:57:33,186 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2023-11-06 22:57:33,186 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2023-11-06 22:57:33,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:57:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:57:33,188 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2023-11-06 22:57:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2023-11-06 22:57:33,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-06 22:57:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:57:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:57:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2023-11-06 22:57:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2023-11-06 22:57:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:57:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 22:57:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-06 22:57:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-06 22:57:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2023-11-06 22:57:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2023-11-06 22:57:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-06 22:57:33,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-06 22:57:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 22:57:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-06 22:57:33,194 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-06 22:57:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-06 22:57:33,194 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-06 22:57:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-06 22:57:33,195 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-06 22:57:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2023-11-06 22:57:33,195 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2023-11-06 22:57:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2023-11-06 22:57:33,196 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2023-11-06 22:57:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2023-11-06 22:57:33,196 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2023-11-06 22:57:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:57:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2023-11-06 22:57:33,197 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2023-11-06 22:57:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2023-11-06 22:57:33,197 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2023-11-06 22:57:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-11-06 22:57:33,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-11-06 22:57:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-06 22:57:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-06 22:57:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-06 22:57:33,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-06 22:57:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:57:33,668 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:57:33,671 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:57:36,079 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:57:36,093 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:57:36,093 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-06 22:57:36,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:57:36 BoogieIcfgContainer [2023-11-06 22:57:36,097 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:57:36,101 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:57:36,101 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:57:36,105 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:57:36,106 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:57:29" (1/3) ... [2023-11-06 22:57:36,107 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@96ad3e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:57:36, skipping insertion in model container [2023-11-06 22:57:36,107 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:32" (2/3) ... [2023-11-06 22:57:36,108 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@96ad3e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:57:36, skipping insertion in model container [2023-11-06 22:57:36,108 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:57:36" (3/3) ... [2023-11-06 22:57:36,110 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inl.i [2023-11-06 22:57:36,136 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:57:36,136 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-06 22:57:36,138 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@96ad3e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:57:36, skipping insertion in model container [2023-11-06 22:57:36,139 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:57:36,140 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:57:36,140 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:57:36,140 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:57:36,141 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:57:36" (3/3) ... [2023-11-06 22:57:36,144 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:57:36,174 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2023-11-06 22:57:36,174 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2023-11-06 22:57:36,174 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2023-11-06 22:57:36,174 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2023-11-06 22:57:36,175 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2023-11-06 22:57:36,175 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2023-11-06 22:57:36,175 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2023-11-06 22:57:36,175 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2023-11-06 22:57:36,175 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2023-11-06 22:57:36,176 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-06 22:57:36,176 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2023-11-06 22:57:36,176 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2023-11-06 22:57:36,176 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2023-11-06 22:57:36,176 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2023-11-06 22:57:36,177 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2023-11-06 22:57:36,177 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-06 22:57:36,177 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2023-11-06 22:57:36,177 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2023-11-06 22:57:36,177 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2023-11-06 22:57:36,178 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2023-11-06 22:57:36,178 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2023-11-06 22:57:36,178 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2023-11-06 22:57:36,178 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2023-11-06 22:57:36,178 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2023-11-06 22:57:36,179 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-11-06 22:57:36,179 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2023-11-06 22:57:36,180 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-06 22:57:36,180 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2023-11-06 22:57:36,207 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 150 nodes and edges [2023-11-06 22:57:36,211 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2023-11-06 22:57:36,214 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-11-06 22:57:36,218 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-06 22:57:36,221 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-06 22:57:36,225 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:57:36,496 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e885ae-165b-46fb-b6f5-8f02ced64618/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:57:36,497 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e885ae-165b-46fb-b6f5-8f02ced64618/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:57:36,497 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:57:36,499 INFO L158 Benchmark]: Toolchain (without parser) took 6641.57ms. Allocated memory was 159.4MB in the beginning and 213.9MB in the end (delta: 54.5MB). Free memory was 117.0MB in the beginning and 144.8MB in the end (delta: -27.8MB). Peak memory consumption was 103.1MB. Max. memory is 16.1GB. [2023-11-06 22:57:36,500 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 111.1MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:57:36,500 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2744.76ms. Allocated memory is still 159.4MB. Free memory was 117.0MB in the beginning and 95.8MB in the end (delta: 21.1MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. [2023-11-06 22:57:36,501 INFO L158 Benchmark]: Boogie Procedure Inliner took 263.28ms. Allocated memory is still 159.4MB. Free memory was 95.8MB in the beginning and 86.5MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-06 22:57:36,501 INFO L158 Benchmark]: Boogie Preprocessor took 209.64ms. Allocated memory is still 159.4MB. Free memory was 86.0MB in the beginning and 78.2MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 22:57:36,502 INFO L158 Benchmark]: RCFGBuilder took 3017.19ms. Allocated memory was 159.4MB in the beginning and 213.9MB in the end (delta: 54.5MB). Free memory was 78.2MB in the beginning and 74.1MB in the end (delta: 4.0MB). Peak memory consumption was 69.8MB. Max. memory is 16.1GB. [2023-11-06 22:57:36,502 INFO L158 Benchmark]: TraceAbstraction took 38.20ms. Allocated memory is still 213.9MB. Free memory was 74.1MB in the beginning and 72.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:57:36,503 INFO L158 Benchmark]: Witness Printer took 357.83ms. Allocated memory is still 213.9MB. Free memory was 72.0MB in the beginning and 144.8MB in the end (delta: -72.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:57:36,506 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 111.1MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2744.76ms. Allocated memory is still 159.4MB. Free memory was 117.0MB in the beginning and 95.8MB in the end (delta: 21.1MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 263.28ms. Allocated memory is still 159.4MB. Free memory was 95.8MB in the beginning and 86.5MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 209.64ms. Allocated memory is still 159.4MB. Free memory was 86.0MB in the beginning and 78.2MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3017.19ms. Allocated memory was 159.4MB in the beginning and 213.9MB in the end (delta: 54.5MB). Free memory was 78.2MB in the beginning and 74.1MB in the end (delta: 4.0MB). Peak memory consumption was 69.8MB. Max. memory is 16.1GB. * TraceAbstraction took 38.20ms. Allocated memory is still 213.9MB. Free memory was 74.1MB in the beginning and 72.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 357.83ms. Allocated memory is still 213.9MB. Free memory was 72.0MB in the beginning and 144.8MB in the end (delta: -72.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-06 22:57:36,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4e885ae-165b-46fb-b6f5-8f02ced64618/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE