./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_052e56c4-ade5-4b2f-899a-37cf86550375/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_052e56c4-ade5-4b2f-899a-37cf86550375/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_052e56c4-ade5-4b2f-899a-37cf86550375/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_052e56c4-ade5-4b2f-899a-37cf86550375/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i -s /tmp/vcloud-vcloud-master/worker/working_dir_052e56c4-ade5-4b2f-899a-37cf86550375/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_052e56c4-ade5-4b2f-899a-37cf86550375/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5bbb36d365bfbf7b0e86055c66b7f8a83aa91e6e ............................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:12:51,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:12:51,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:12:51,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:12:51,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:12:51,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:12:51,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:12:51,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:12:51,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:12:51,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:12:51,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:12:51,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:12:51,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:12:51,762 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:12:51,763 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:12:51,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:12:51,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:12:51,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:12:51,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:12:51,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:12:51,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:12:51,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:12:51,773 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:12:51,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:12:51,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:12:51,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:12:51,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:12:51,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:12:51,778 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:12:51,779 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:12:51,779 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:12:51,780 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:12:51,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:12:51,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:12:51,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:12:51,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:12:51,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:12:51,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:12:51,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:12:51,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:12:51,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:12:51,787 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_052e56c4-ade5-4b2f-899a-37cf86550375/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:12:51,799 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:12:51,799 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:12:51,800 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:12:51,801 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:12:51,801 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:12:51,801 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:12:51,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:12:51,802 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:12:51,802 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:12:51,802 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:12:51,802 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:12:51,802 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:12:51,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:12:51,803 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:12:51,803 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:12:51,803 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:12:51,803 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:12:51,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:12:51,803 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:12:51,804 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:12:51,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:12:51,804 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:12:51,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:12:51,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:12:51,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:12:51,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:12:51,805 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:12:51,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:12:51,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:12:51,806 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-vcloud-master/worker/working_dir_052e56c4-ade5-4b2f-899a-37cf86550375/bin/ukojak 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> 5bbb36d365bfbf7b0e86055c66b7f8a83aa91e6e [2019-10-22 10:12:51,830 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:12:51,841 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:12:51,844 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:12:51,845 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:12:51,845 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:12:51,846 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_052e56c4-ade5-4b2f-899a-37cf86550375/bin/ukojak/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2019-10-22 10:12:51,891 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_052e56c4-ade5-4b2f-899a-37cf86550375/bin/ukojak/data/fb4c5b8b2/e615ad4a36744a628971b7325bf28b0a/FLAGe9219ae71 [2019-10-22 10:12:52,499 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:12:52,499 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_052e56c4-ade5-4b2f-899a-37cf86550375/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2019-10-22 10:12:52,533 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_052e56c4-ade5-4b2f-899a-37cf86550375/bin/ukojak/data/fb4c5b8b2/e615ad4a36744a628971b7325bf28b0a/FLAGe9219ae71 [2019-10-22 10:12:52,692 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_052e56c4-ade5-4b2f-899a-37cf86550375/bin/ukojak/data/fb4c5b8b2/e615ad4a36744a628971b7325bf28b0a [2019-10-22 10:12:52,695 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:12:52,696 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:12:52,697 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:12:52,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:12:52,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:12:52,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:12:52" (1/1) ... [2019-10-22 10:12:52,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6704eb4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:52, skipping insertion in model container [2019-10-22 10:12:52,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:12:52" (1/1) ... [2019-10-22 10:12:52,709 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:12:52,789 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:12:53,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:12:54,030 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:12:54,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:12:54,602 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:12:54,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:54 WrapperNode [2019-10-22 10:12:54,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:12:54,604 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:12:54,604 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:12:54,604 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:12:54,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:54" (1/1) ... [2019-10-22 10:12:54,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:54" (1/1) ... [2019-10-22 10:12:54,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:12:54,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:12:54,770 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:12:54,770 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:12:54,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:54" (1/1) ... [2019-10-22 10:12:54,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:54" (1/1) ... [2019-10-22 10:12:54,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:54" (1/1) ... [2019-10-22 10:12:54,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:54" (1/1) ... [2019-10-22 10:12:54,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:54" (1/1) ... [2019-10-22 10:12:54,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:54" (1/1) ... [2019-10-22 10:12:54,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:54" (1/1) ... [2019-10-22 10:12:54,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:12:54,897 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:12:54,897 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:12:54,897 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:12:54,898 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_052e56c4-ade5-4b2f-899a-37cf86550375/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:12:54,962 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2019-10-22 10:12:54,962 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2019-10-22 10:12:54,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-10-22 10:12:54,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2019-10-22 10:12:54,963 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-22 10:12:54,963 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-22 10:12:54,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:12:54,964 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-22 10:12:54,964 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-22 10:12:54,964 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-10-22 10:12:54,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2019-10-22 10:12:54,965 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2019-10-22 10:12:54,965 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2019-10-22 10:12:54,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-22 10:12:54,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 10:12:54,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 10:12:54,966 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2019-10-22 10:12:54,966 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2019-10-22 10:12:54,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 10:12:54,966 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 10:12:54,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 10:12:54,967 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2019-10-22 10:12:54,967 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2019-10-22 10:12:54,967 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-22 10:12:54,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-22 10:12:54,967 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2019-10-22 10:12:54,967 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2019-10-22 10:12:54,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:12:54,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:12:54,968 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2019-10-22 10:12:54,968 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2019-10-22 10:12:54,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-22 10:12:54,968 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-10-22 10:12:54,968 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-10-22 10:12:54,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:12:54,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 10:12:54,969 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-22 10:12:54,969 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-22 10:12:54,969 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2019-10-22 10:12:54,969 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2019-10-22 10:12:54,969 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-22 10:12:54,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-22 10:12:54,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 10:12:54,970 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-22 10:12:54,970 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-22 10:12:54,970 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2019-10-22 10:12:54,970 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2019-10-22 10:12:54,970 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-10-22 10:12:54,970 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-10-22 10:12:54,970 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2019-10-22 10:12:54,970 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2019-10-22 10:12:54,971 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2019-10-22 10:12:54,971 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2019-10-22 10:12:54,971 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2019-10-22 10:12:54,971 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2019-10-22 10:12:54,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 10:12:54,971 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2019-10-22 10:12:54,971 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2019-10-22 10:12:54,971 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2019-10-22 10:12:54,972 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2019-10-22 10:12:54,972 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2019-10-22 10:12:54,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2019-10-22 10:12:54,972 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-22 10:12:54,972 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-22 10:12:54,972 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-22 10:12:54,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-22 10:12:54,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:12:59,445 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:12:59,445 INFO L284 CfgBuilder]: Removed 78 assume(true) statements. [2019-10-22 10:12:59,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:12:59 BoogieIcfgContainer [2019-10-22 10:12:59,446 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:12:59,447 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:12:59,447 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:12:59,458 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:12:59,458 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:12:59" (1/1) ... [2019-10-22 10:12:59,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:12:59,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:59,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 245 states and 346 transitions. [2019-10-22 10:12:59,515 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 346 transitions. [2019-10-22 10:12:59,527 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 10:12:59,527 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2019-10-22 10:12:59,540 INFO L771 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2019-10-22 10:12:59,665 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,669 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,669 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,669 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,669 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,669 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,670 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,670 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,670 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,670 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,670 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,670 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,670 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,670 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,670 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,670 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,671 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,671 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,671 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,671 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,671 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,671 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,671 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,671 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,671 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,672 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,672 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,672 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:12:59,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:12:59 ImpRootNode [2019-10-22 10:12:59,672 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:12:59,673 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:12:59,673 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:12:59,673 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:12:59,673 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:12:59" (3/4) ... [2019-10-22 10:12:59,676 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 10:12:59,686 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2019-10-22 10:12:59,687 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2019-10-22 10:12:59,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2019-10-22 10:12:59,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2019-10-22 10:12:59,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2019-10-22 10:12:59,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2019-10-22 10:12:59,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2019-10-22 10:12:59,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2019-10-22 10:12:59,692 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2019-10-22 10:12:59,693 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-22 10:12:59,693 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2019-10-22 10:12:59,693 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2019-10-22 10:12:59,693 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2019-10-22 10:12:59,693 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2019-10-22 10:12:59,693 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2019-10-22 10:12:59,693 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2019-10-22 10:12:59,694 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2019-10-22 10:12:59,694 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2019-10-22 10:12:59,694 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2019-10-22 10:12:59,694 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2019-10-22 10:12:59,694 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2019-10-22 10:12:59,694 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2019-10-22 10:12:59,694 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2019-10-22 10:12:59,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2019-10-22 10:12:59,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2019-10-22 10:12:59,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-22 10:12:59,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2019-10-22 10:12:59,724 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 182 nodes and edges [2019-10-22 10:12:59,727 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2019-10-22 10:12:59,728 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2019-10-22 10:12:59,729 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2019-10-22 10:12:59,731 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 10:12:59,905 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_052e56c4-ade5-4b2f-899a-37cf86550375/bin/ukojak/witness.graphml [2019-10-22 10:12:59,906 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:12:59,907 INFO L168 Benchmark]: Toolchain (without parser) took 7211.09 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 287.8 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -175.1 MB). Peak memory consumption was 112.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:59,908 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:12:59,908 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1906.26 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 939.1 MB in the beginning and 899.4 MB in the end (delta: 39.8 MB). Peak memory consumption was 168.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:59,908 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.35 ms. Allocated memory is still 1.1 GB. Free memory was 899.4 MB in the beginning and 892.3 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:59,909 INFO L168 Benchmark]: Boogie Preprocessor took 126.13 ms. Allocated memory is still 1.1 GB. Free memory was 892.3 MB in the beginning and 885.3 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:59,909 INFO L168 Benchmark]: RCFGBuilder took 4549.63 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 172.0 MB). Free memory was 885.3 MB in the beginning and 1.2 GB in the end (delta: -299.6 MB). Peak memory consumption was 230.3 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:59,909 INFO L168 Benchmark]: CodeCheck took 225.66 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 38.8 MB). Peak memory consumption was 38.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:59,910 INFO L168 Benchmark]: Witness Printer took 233.06 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.8 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:59,911 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 28 procedures, 249 locations, 0 error locations. Result: SAFE, OverallTime: 0.0s, OverallIterations: 1, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 1687]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2669]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1837]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2762]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2679]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1833]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1582]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1800]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3256]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1639]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1716]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3487]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1771]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3240]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1689]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2682]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1667]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2665]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1524]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3264]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1619]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1662]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1466]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2719]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1906.26 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 939.1 MB in the beginning and 899.4 MB in the end (delta: 39.8 MB). Peak memory consumption was 168.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 166.35 ms. Allocated memory is still 1.1 GB. Free memory was 899.4 MB in the beginning and 892.3 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 126.13 ms. Allocated memory is still 1.1 GB. Free memory was 892.3 MB in the beginning and 885.3 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4549.63 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 172.0 MB). Free memory was 885.3 MB in the beginning and 1.2 GB in the end (delta: -299.6 MB). Peak memory consumption was 230.3 MB. Max. memory is 11.5 GB. * CodeCheck took 225.66 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 38.8 MB). Peak memory consumption was 38.8 MB. Max. memory is 11.5 GB. * Witness Printer took 233.06 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.8 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...