./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-04 12:05:37,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-04 12:05:37,920 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-04 12:05:37,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-04 12:05:37,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-04 12:05:37,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-04 12:05:37,975 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-04 12:05:37,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-04 12:05:37,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-04 12:05:37,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-04 12:05:37,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-04 12:05:37,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-04 12:05:37,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-04 12:05:37,987 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-04 12:05:37,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-04 12:05:37,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-04 12:05:37,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-04 12:05:37,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-04 12:05:37,992 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-04 12:05:37,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-04 12:05:37,995 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-04 12:05:37,998 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-04 12:05:37,999 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-04 12:05:38,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-04 12:05:38,003 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-04 12:05:38,003 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-04 12:05:38,004 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-04 12:05:38,005 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-04 12:05:38,005 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-04 12:05:38,006 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-04 12:05:38,006 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-04 12:05:38,007 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-04 12:05:38,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-04 12:05:38,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-04 12:05:38,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-04 12:05:38,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-04 12:05:38,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-04 12:05:38,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-04 12:05:38,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-04 12:05:38,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-04 12:05:38,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-04 12:05:38,022 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/config/svcomp-Reach-32bit-GemCutter_Default.epf [2022-11-04 12:05:38,050 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-04 12:05:38,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-04 12:05:38,051 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-04 12:05:38,051 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-04 12:05:38,052 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-04 12:05:38,052 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-04 12:05:38,053 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-04 12:05:38,053 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-04 12:05:38,053 INFO L138 SettingsManager]: * Use SBE=true [2022-11-04 12:05:38,053 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-04 12:05:38,053 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-04 12:05:38,054 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-04 12:05:38,054 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-04 12:05:38,054 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-04 12:05:38,054 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-04 12:05:38,054 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-04 12:05:38,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-04 12:05:38,055 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-04 12:05:38,055 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-04 12:05:38,055 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-04 12:05:38,055 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-04 12:05:38,056 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-04 12:05:38,056 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-04 12:05:38,056 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-04 12:05:38,056 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-04 12:05:38,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-04 12:05:38,057 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-04 12:05:38,057 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-04 12:05:38,057 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-04 12:05:38,057 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-04 12:05:38,057 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2022-11-04 12:05:38,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-04 12:05:38,058 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-04 12:05:38,058 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-04 12:05:38,058 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-04 12:05:38,058 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-04 12:05:38,058 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-04 12:05:38,059 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2022-11-04 12:05:38,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-04 12:05:38,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-04 12:05:38,403 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-04 12:05:38,404 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-04 12:05:38,405 INFO L275 PluginConnector]: CDTParser initialized [2022-11-04 12:05:38,422 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-11-04 12:05:38,521 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/data/17d6942ad/d06897d023a141389f7f8b2e6793b302/FLAG59d19f566 [2022-11-04 12:05:39,381 INFO L306 CDTParser]: Found 1 translation units. [2022-11-04 12:05:39,385 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-11-04 12:05:39,446 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/data/17d6942ad/d06897d023a141389f7f8b2e6793b302/FLAG59d19f566 [2022-11-04 12:05:39,846 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/data/17d6942ad/d06897d023a141389f7f8b2e6793b302 [2022-11-04 12:05:39,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-04 12:05:39,851 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-04 12:05:39,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-04 12:05:39,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-04 12:05:39,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-04 12:05:39,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:05:39" (1/1) ... [2022-11-04 12:05:39,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dcc70bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:39, skipping insertion in model container [2022-11-04 12:05:39,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:05:39" (1/1) ... [2022-11-04 12:05:39,868 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-04 12:05:40,005 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-04 12:05:40,469 WARN L230 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_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2022-11-04 12:05:44,155 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-04 12:05:44,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79fde69c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:44, skipping insertion in model container [2022-11-04 12:05:44,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-04 12:05:44,156 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-04 12:05:44,158 INFO L158 Benchmark]: Toolchain (without parser) took 4305.99ms. Allocated memory is still 140.5MB. Free memory was 94.7MB in the beginning and 75.3MB in the end (delta: 19.4MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2022-11-04 12:05:44,159 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory was 78.4MB in the beginning and 78.4MB in the end (delta: 29.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-04 12:05:44,160 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4302.21ms. Allocated memory is still 140.5MB. Free memory was 94.4MB in the beginning and 75.3MB in the end (delta: 19.1MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2022-11-04 12:05:44,162 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory was 78.4MB in the beginning and 78.4MB in the end (delta: 29.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4302.21ms. Allocated memory is still 140.5MB. Free memory was 94.4MB in the beginning and 75.3MB in the end (delta: 19.1MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-04 12:05:46,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-04 12:05:46,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-04 12:05:46,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-04 12:05:46,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-04 12:05:46,424 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-04 12:05:46,427 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-04 12:05:46,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-04 12:05:46,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-04 12:05:46,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-04 12:05:46,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-04 12:05:46,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-04 12:05:46,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-04 12:05:46,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-04 12:05:46,452 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-04 12:05:46,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-04 12:05:46,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-04 12:05:46,462 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-04 12:05:46,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-04 12:05:46,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-04 12:05:46,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-04 12:05:46,477 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-04 12:05:46,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-04 12:05:46,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-04 12:05:46,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-04 12:05:46,493 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-04 12:05:46,493 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-04 12:05:46,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-04 12:05:46,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-04 12:05:46,497 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-04 12:05:46,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-04 12:05:46,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-04 12:05:46,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-04 12:05:46,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-04 12:05:46,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-04 12:05:46,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-04 12:05:46,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-04 12:05:46,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-04 12:05:46,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-04 12:05:46,508 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-04 12:05:46,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-04 12:05:46,511 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2022-11-04 12:05:46,559 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-04 12:05:46,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-04 12:05:46,561 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-04 12:05:46,561 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-04 12:05:46,562 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-04 12:05:46,563 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-04 12:05:46,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-04 12:05:46,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-04 12:05:46,565 INFO L138 SettingsManager]: * Use SBE=true [2022-11-04 12:05:46,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-04 12:05:46,566 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-04 12:05:46,566 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-04 12:05:46,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-04 12:05:46,567 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-04 12:05:46,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-04 12:05:46,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-04 12:05:46,568 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-04 12:05:46,568 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-04 12:05:46,568 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-04 12:05:46,568 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-04 12:05:46,569 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-04 12:05:46,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-04 12:05:46,569 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-04 12:05:46,569 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-04 12:05:46,570 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-04 12:05:46,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-04 12:05:46,570 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-04 12:05:46,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-04 12:05:46,571 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-04 12:05:46,571 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-04 12:05:46,571 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2022-11-04 12:05:46,572 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-04 12:05:46,572 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-04 12:05:46,572 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-04 12:05:46,573 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-04 12:05:46,573 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-04 12:05:46,573 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-04 12:05:46,573 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-04 12:05:46,574 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_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2022-11-04 12:05:47,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-04 12:05:47,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-04 12:05:47,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-04 12:05:47,029 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-04 12:05:47,030 INFO L275 PluginConnector]: CDTParser initialized [2022-11-04 12:05:47,032 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-11-04 12:05:47,117 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/data/f32477a12/0aff3ad7d2d0437485cf09358dbd0dac/FLAG84fcee415 [2022-11-04 12:05:48,104 INFO L306 CDTParser]: Found 1 translation units. [2022-11-04 12:05:48,105 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-11-04 12:05:48,173 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/data/f32477a12/0aff3ad7d2d0437485cf09358dbd0dac/FLAG84fcee415 [2022-11-04 12:05:48,507 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/bin/ugemcutter-C1kR7RIaUi/data/f32477a12/0aff3ad7d2d0437485cf09358dbd0dac [2022-11-04 12:05:48,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-04 12:05:48,512 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-04 12:05:48,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-04 12:05:48,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-04 12:05:48,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-04 12:05:48,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:05:48" (1/1) ... [2022-11-04 12:05:48,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b27fe10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:48, skipping insertion in model container [2022-11-04 12:05:48,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:05:48" (1/1) ... [2022-11-04 12:05:48,534 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-04 12:05:48,688 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-04 12:05:49,105 WARN L230 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_bbaf1df3-74c8-45ec-9fa5-35d2bce1c7a1/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2022-11-04 12:05:52,585 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-04 12:05:52,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3834c60d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:52, skipping insertion in model container [2022-11-04 12:05:52,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-04 12:05:52,586 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-04 12:05:52,589 INFO L158 Benchmark]: Toolchain (without parser) took 4075.92ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 43.1MB in the beginning and 36.1MB in the end (delta: 6.9MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2022-11-04 12:05:52,589 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 52.4MB. Free memory was 31.8MB in the beginning and 31.7MB in the end (delta: 36.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-04 12:05:52,590 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4067.93ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 42.9MB in the beginning and 36.1MB in the end (delta: 6.8MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2022-11-04 12:05:52,592 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 52.4MB. Free memory was 31.8MB in the beginning and 31.7MB in the end (delta: 36.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4067.93ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 42.9MB in the beginning and 36.1MB in the end (delta: 6.8MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN