./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:18:44,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:18:44,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:18:44,910 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:18:44,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:18:44,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:18:44,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:18:44,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:18:44,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:18:44,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:18:44,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:18:44,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:18:44,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:18:44,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:18:44,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:18:44,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:18:44,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:18:44,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:18:44,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:18:44,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:18:44,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:18:44,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:18:44,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:18:44,966 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:18:44,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:18:44,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:18:44,976 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:18:44,978 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:18:44,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:18:44,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:18:44,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:18:44,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:18:44,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:18:44,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:18:44,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:18:44,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:18:44,987 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:18:44,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:18:44,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:18:44,988 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:18:44,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:18:44,990 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-12 22:18:45,033 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:18:45,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:18:45,035 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:18:45,035 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:18:45,035 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:18:45,036 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:18:45,036 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:18:45,036 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 22:18:45,042 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:18:45,042 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:18:45,043 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 22:18:45,044 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 22:18:45,044 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:18:45,044 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 22:18:45,044 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 22:18:45,044 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 22:18:45,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:18:45,045 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 22:18:45,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:18:45,046 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 22:18:45,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:18:45,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:18:45,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:18:45,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:18:45,047 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:18:45,047 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 22:18:45,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:18:45,047 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:18:45,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:18:45,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:18:45,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:18:45,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:18:45,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:18:45,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:18:45,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:18:45,050 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 22:18:45,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 22:18:45,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:18:45,051 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:18:45,051 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:18:45,051 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 [2021-11-12 22:18:45,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:18:45,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:18:45,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:18:45,357 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:18:45,358 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:18:45,360 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-12 22:18:45,434 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/data/48fa4edff/52ae8bc24bdd441180e7379d189e3a9b/FLAGa0909face [2021-11-12 22:18:46,100 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:18:46,100 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-12 22:18:46,132 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/data/48fa4edff/52ae8bc24bdd441180e7379d189e3a9b/FLAGa0909face [2021-11-12 22:18:46,263 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/data/48fa4edff/52ae8bc24bdd441180e7379d189e3a9b [2021-11-12 22:18:46,266 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:18:46,268 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:18:46,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:18:46,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:18:46,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:18:46,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:18:46" (1/1) ... [2021-11-12 22:18:46,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2084895d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:18:46, skipping insertion in model container [2021-11-12 22:18:46,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:18:46" (1/1) ... [2021-11-12 22:18:46,288 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:18:46,393 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:18:46,622 WARN L228 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_4e76438f-0439-4285-b292-fa2a6d636fb3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-12 22:18:47,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:18:47,887 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-12 22:18:47,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7187f3a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:18:47, skipping insertion in model container [2021-11-12 22:18:47,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:18:47,888 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 22:18:47,890 INFO L158 Benchmark]: Toolchain (without parser) took 1620.62ms. Allocated memory is still 100.7MB. Free memory was 57.6MB in the beginning and 47.8MB in the end (delta: 9.7MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-11-12 22:18:47,890 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 100.7MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:18:47,891 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1615.12ms. Allocated memory is still 100.7MB. Free memory was 57.4MB in the beginning and 47.8MB in the end (delta: 9.5MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-11-12 22:18:47,893 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 100.7MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1615.12ms. Allocated memory is still 100.7MB. Free memory was 57.4MB in the beginning and 47.8MB in the end (delta: 9.5MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2977]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:18:50,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:18:50,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:18:50,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:18:50,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:18:50,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:18:50,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:18:50,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:18:50,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:18:50,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:18:50,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:18:50,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:18:50,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:18:50,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:18:50,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:18:50,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:18:50,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:18:50,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:18:50,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:18:50,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:18:50,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:18:50,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:18:50,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:18:50,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:18:50,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:18:50,282 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:18:50,282 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:18:50,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:18:50,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:18:50,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:18:50,286 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:18:50,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:18:50,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:18:50,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:18:50,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:18:50,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:18:50,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:18:50,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:18:50,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:18:50,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:18:50,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:18:50,301 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-12 22:18:50,342 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:18:50,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:18:50,344 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:18:50,344 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:18:50,344 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:18:50,345 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:18:50,345 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:18:50,345 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:18:50,345 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:18:50,345 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:18:50,348 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:18:50,348 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 22:18:50,348 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 22:18:50,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:18:50,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:18:50,349 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:18:50,349 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:18:50,349 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:18:50,349 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 22:18:50,350 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 22:18:50,350 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 22:18:50,350 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:18:50,350 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:18:50,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:18:50,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:18:50,351 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 22:18:50,351 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:18:50,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:18:50,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:18:50,352 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:18:50,352 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:18:50,352 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 22:18:50,352 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 22:18:50,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:18:50,353 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:18:50,353 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:18:50,353 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4aba0d481dbad425b1cb3ce4949768f5bfa91a070fed6a0c2b192c70ad920fc2 [2021-11-12 22:18:50,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:18:50,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:18:50,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:18:50,793 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:18:50,794 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:18:50,795 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-12 22:18:50,867 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/data/7a420baa8/1b418b46834245d0b082fd62c8bac994/FLAG98c1b2e14 [2021-11-12 22:18:51,648 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:18:51,649 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i [2021-11-12 22:18:51,700 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/data/7a420baa8/1b418b46834245d0b082fd62c8bac994/FLAG98c1b2e14 [2021-11-12 22:18:51,768 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/data/7a420baa8/1b418b46834245d0b082fd62c8bac994 [2021-11-12 22:18:51,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:18:51,775 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:18:51,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:18:51,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:18:51,780 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:18:51,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:18:51" (1/1) ... [2021-11-12 22:18:51,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a12767a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:18:51, skipping insertion in model container [2021-11-12 22:18:51,784 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:18:51" (1/1) ... [2021-11-12 22:18:51,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:18:51,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:18:52,143 WARN L228 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_4e76438f-0439-4285-b292-fa2a6d636fb3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-12 22:18:53,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:18:53,576 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-12 22:18:53,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:18:53,628 WARN L228 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_4e76438f-0439-4285-b292-fa2a6d636fb3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-12 22:18:53,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:18:53,849 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 22:18:53,862 WARN L228 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_4e76438f-0439-4285-b292-fa2a6d636fb3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_pthread_mutex_unlock.i[472,485] [2021-11-12 22:18:54,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:18:54,272 INFO L208 MainTranslator]: Completed translation [2021-11-12 22:18:54,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:18:54 WrapperNode [2021-11-12 22:18:54,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:18:54,274 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 22:18:54,275 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 22:18:54,275 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 22:18:54,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:18:54" (1/1) ... [2021-11-12 22:18:54,388 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:18:54" (1/1) ... [2021-11-12 22:18:54,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 22:18:54,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 22:18:54,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 22:18:54,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 22:18:54,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:18:54" (1/1) ... [2021-11-12 22:18:54,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:18:54" (1/1) ... [2021-11-12 22:18:54,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:18:54" (1/1) ... [2021-11-12 22:18:54,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:18:54" (1/1) ... [2021-11-12 22:18:54,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:18:54" (1/1) ... [2021-11-12 22:18:54,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:18:54" (1/1) ... [2021-11-12 22:18:54,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:18:54" (1/1) ... [2021-11-12 22:18:54,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 22:18:54,684 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 22:18:54,684 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 22:18:54,684 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 22:18:54,685 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:18:54" (1/1) ... [2021-11-12 22:18:54,691 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:18:54,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:18:54,715 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 22:18:54,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 22:18:54,765 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2021-11-12 22:18:54,765 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2021-11-12 22:18:54,765 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2021-11-12 22:18:54,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2021-11-12 22:18:54,766 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-12 22:18:54,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2021-11-12 22:18:54,766 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-12 22:18:54,766 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-12 22:18:54,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 22:18:54,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-12 22:18:54,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 22:18:54,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-12 22:18:54,767 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-12 22:18:54,767 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-12 22:18:54,768 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-12 22:18:54,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2021-11-12 22:18:54,768 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2021-11-12 22:18:54,768 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2021-11-12 22:18:54,768 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-12 22:18:54,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-12 22:18:54,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-12 22:18:54,769 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2021-11-12 22:18:54,769 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2021-11-12 22:18:54,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-12 22:18:54,769 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-12 22:18:54,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-12 22:18:54,770 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2021-11-12 22:18:54,770 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2021-11-12 22:18:54,770 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2021-11-12 22:18:54,770 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2021-11-12 22:18:54,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 22:18:54,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 22:18:54,771 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2021-11-12 22:18:54,771 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2021-11-12 22:18:54,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-12 22:18:54,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-12 22:18:54,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-12 22:18:54,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-12 22:18:54,772 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-12 22:18:54,772 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-12 22:18:54,773 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-11-12 22:18:54,773 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-11-12 22:18:54,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 22:18:54,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-12 22:18:54,773 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-12 22:18:54,773 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-12 22:18:54,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-12 22:18:54,774 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2021-11-12 22:18:54,774 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2021-11-12 22:18:54,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-12 22:18:54,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-12 22:18:54,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-12 22:18:54,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-12 22:18:54,777 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2021-11-12 22:18:54,777 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2021-11-12 22:18:54,777 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-11-12 22:18:54,778 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-11-12 22:18:54,778 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-12 22:18:54,778 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-12 22:18:54,778 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2021-11-12 22:18:54,778 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2021-11-12 22:18:54,778 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2021-11-12 22:18:54,779 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2021-11-12 22:18:54,779 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2021-11-12 22:18:54,779 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2021-11-12 22:18:54,779 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2021-11-12 22:18:54,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2021-11-12 22:18:54,779 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2021-11-12 22:18:54,780 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2021-11-12 22:18:54,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-12 22:18:54,781 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2021-11-12 22:18:54,781 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2021-11-12 22:18:54,781 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-12 22:18:54,781 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-12 22:18:54,781 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2021-11-12 22:18:54,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2021-11-12 22:19:00,789 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 22:19:00,790 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-12 22:19:00,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:19:00 BoogieIcfgContainer [2021-11-12 22:19:00,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 22:19:00,795 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 22:19:00,795 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 22:19:00,798 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 22:19:00,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 10:18:51" (1/3) ... [2021-11-12 22:19:00,799 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64b6a3cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:19:00, skipping insertion in model container [2021-11-12 22:19:00,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:18:54" (2/3) ... [2021-11-12 22:19:00,800 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64b6a3cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:19:00, skipping insertion in model container [2021-11-12 22:19:00,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:19:00" (3/3) ... [2021-11-12 22:19:00,801 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_pthread_mutex_unlock.i [2021-11-12 22:19:00,806 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 22:19:00,807 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-12 22:19:00,808 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64b6a3cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 10:19:00, skipping insertion in model container [2021-11-12 22:19:00,808 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-12 22:19:00,809 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-12 22:19:00,809 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-12 22:19:00,810 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-12 22:19:00,810 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:19:00" (3/3) ... [2021-11-12 22:19:00,813 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-12 22:19:00,820 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2021-11-12 22:19:00,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2021-11-12 22:19:00,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2021-11-12 22:19:00,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2021-11-12 22:19:00,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2021-11-12 22:19:00,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2021-11-12 22:19:00,822 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2021-11-12 22:19:00,822 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2021-11-12 22:19:00,822 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2021-11-12 22:19:00,822 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2021-11-12 22:19:00,822 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2021-11-12 22:19:00,823 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-12 22:19:00,823 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2021-11-12 22:19:00,823 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~C_ULONG~TO~VOID [2021-11-12 22:19:00,823 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2021-11-12 22:19:00,823 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2021-11-12 22:19:00,823 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2021-11-12 22:19:00,824 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-12 22:19:00,824 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2021-11-12 22:19:00,824 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2021-11-12 22:19:00,824 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2021-11-12 22:19:00,824 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2021-11-12 22:19:00,825 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2021-11-12 22:19:00,825 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2021-11-12 22:19:00,825 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2021-11-12 22:19:00,825 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2021-11-12 22:19:00,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2021-11-12 22:19:00,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2021-11-12 22:19:00,847 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 139 nodes and edges [2021-11-12 22:19:00,850 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2021-11-12 22:19:00,853 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-12 22:19:00,855 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-11-12 22:19:00,857 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-12 22:19:00,860 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-12 22:19:01,009 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/witness.graphml [2021-11-12 22:19:01,010 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-12 22:19:01,011 INFO L158 Benchmark]: Toolchain (without parser) took 9235.98ms. Allocated memory was 65.0MB in the beginning and 237.0MB in the end (delta: 172.0MB). Free memory was 39.7MB in the beginning and 154.1MB in the end (delta: -114.4MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2021-11-12 22:19:01,012 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 65.0MB. Free memory is still 46.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:19:01,012 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2496.59ms. Allocated memory was 65.0MB in the beginning and 111.1MB in the end (delta: 46.1MB). Free memory was 39.6MB in the beginning and 55.5MB in the end (delta: -15.9MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. [2021-11-12 22:19:01,013 INFO L158 Benchmark]: Boogie Procedure Inliner took 232.02ms. Allocated memory is still 111.1MB. Free memory was 55.5MB in the beginning and 71.2MB in the end (delta: -15.7MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2021-11-12 22:19:01,013 INFO L158 Benchmark]: Boogie Preprocessor took 176.14ms. Allocated memory is still 111.1MB. Free memory was 71.2MB in the beginning and 63.5MB in the end (delta: 7.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-12 22:19:01,013 INFO L158 Benchmark]: RCFGBuilder took 6109.40ms. Allocated memory was 111.1MB in the beginning and 237.0MB in the end (delta: 125.8MB). Free memory was 62.9MB in the beginning and 180.6MB in the end (delta: -117.7MB). Peak memory consumption was 119.4MB. Max. memory is 16.1GB. [2021-11-12 22:19:01,014 INFO L158 Benchmark]: TraceAbstraction took 13.70ms. Allocated memory is still 237.0MB. Free memory was 179.5MB in the beginning and 178.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:19:01,014 INFO L158 Benchmark]: Witness Printer took 200.64ms. Allocated memory is still 237.0MB. Free memory was 178.5MB in the beginning and 154.1MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-12 22:19:01,016 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 65.0MB. Free memory is still 46.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2496.59ms. Allocated memory was 65.0MB in the beginning and 111.1MB in the end (delta: 46.1MB). Free memory was 39.6MB in the beginning and 55.5MB in the end (delta: -15.9MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 232.02ms. Allocated memory is still 111.1MB. Free memory was 55.5MB in the beginning and 71.2MB in the end (delta: -15.7MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 176.14ms. Allocated memory is still 111.1MB. Free memory was 71.2MB in the beginning and 63.5MB in the end (delta: 7.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 6109.40ms. Allocated memory was 111.1MB in the beginning and 237.0MB in the end (delta: 125.8MB). Free memory was 62.9MB in the beginning and 180.6MB in the end (delta: -117.7MB). Peak memory consumption was 119.4MB. Max. memory is 16.1GB. * TraceAbstraction took 13.70ms. Allocated memory is still 237.0MB. Free memory was 179.5MB in the beginning and 178.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 200.64ms. Allocated memory is still 237.0MB. Free memory was 178.5MB in the beginning and 154.1MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. 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 specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-11-12 22:19:01,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e76438f-0439-4285-b292-fa2a6d636fb3/bin/utaipan-vmNK8stdcF/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