./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 f8e1c903 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/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_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa --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 --- This is Ultimate 0.2.1-dev-f8e1c90 [2021-11-09 08:27:51,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-09 08:27:51,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-09 08:27:51,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-09 08:27:51,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-09 08:27:51,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-09 08:27:51,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-09 08:27:51,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-09 08:27:51,698 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-09 08:27:51,700 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-09 08:27:51,701 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-09 08:27:51,703 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-09 08:27:51,704 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-09 08:27:51,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-09 08:27:51,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-09 08:27:51,709 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-09 08:27:51,710 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-09 08:27:51,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-09 08:27:51,714 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-09 08:27:51,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-09 08:27:51,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-09 08:27:51,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-09 08:27:51,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-09 08:27:51,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-09 08:27:51,728 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-09 08:27:51,728 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-09 08:27:51,729 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-09 08:27:51,730 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-09 08:27:51,731 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-09 08:27:51,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-09 08:27:51,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-09 08:27:51,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-09 08:27:51,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-09 08:27:51,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-09 08:27:51,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-09 08:27:51,738 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-09 08:27:51,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-09 08:27:51,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-09 08:27:51,740 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-09 08:27:51,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-09 08:27:51,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-09 08:27:51,743 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-09 08:27:51,769 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-09 08:27:51,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-09 08:27:51,770 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-09 08:27:51,770 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-09 08:27:51,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-09 08:27:51,772 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-09 08:27:51,772 INFO L138 SettingsManager]: * Use SBE=true [2021-11-09 08:27:51,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-09 08:27:51,772 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-09 08:27:51,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-09 08:27:51,773 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-09 08:27:51,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-09 08:27:51,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-09 08:27:51,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-09 08:27:51,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-09 08:27:51,774 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-09 08:27:51,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-09 08:27:51,774 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-09 08:27:51,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-09 08:27:51,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-09 08:27:51,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-09 08:27:51,775 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-09 08:27:51,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-09 08:27:51,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 08:27:51,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-09 08:27:51,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-09 08:27:51,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-09 08:27:51,776 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-09 08:27:51,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-09 08:27:51,777 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-09 08:27:51,777 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-09 08:27:51,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-09 08:27:51,777 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-09 08:27:51,777 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-09 08:27:51,778 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_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2021-11-09 08:27:52,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-09 08:27:52,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-09 08:27:52,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-09 08:27:52,067 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-09 08:27:52,068 INFO L275 PluginConnector]: CDTParser initialized [2021-11-09 08:27:52,069 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-11-09 08:27:52,133 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/data/ff6064b8f/716fcfc3b9ae46469e83475766f7f378/FLAG53729f4cd [2021-11-09 08:27:53,145 INFO L306 CDTParser]: Found 1 translation units. [2021-11-09 08:27:53,147 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-11-09 08:27:53,219 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/data/ff6064b8f/716fcfc3b9ae46469e83475766f7f378/FLAG53729f4cd [2021-11-09 08:27:53,554 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/data/ff6064b8f/716fcfc3b9ae46469e83475766f7f378 [2021-11-09 08:27:53,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-09 08:27:53,560 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-09 08:27:53,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-09 08:27:53,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-09 08:27:53,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-09 08:27:53,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 08:27:53" (1/1) ... [2021-11-09 08:27:53,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e046008 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:27:53, skipping insertion in model container [2021-11-09 08:27:53,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 08:27:53" (1/1) ... [2021-11-09 08:27:53,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-09 08:27:53,715 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-09 08:27:54,161 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_b03700e4-8170-4af7-9e45-3da331e9dd13/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2021-11-09 08:27:57,788 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-09 08:27:57,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ff7f23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:27:57, skipping insertion in model container [2021-11-09 08:27:57,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-09 08:27:57,790 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-09 08:27:57,792 INFO L168 Benchmark]: Toolchain (without parser) took 4230.44 ms. Allocated memory was 104.9 MB in the beginning and 136.3 MB in the end (delta: 31.5 MB). Free memory was 64.9 MB in the beginning and 99.7 MB in the end (delta: -34.8 MB). Peak memory consumption was 36.5 MB. Max. memory is 16.1 GB. [2021-11-09 08:27:57,793 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 104.9 MB. Free memory is still 59.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 08:27:57,794 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4226.02 ms. Allocated memory was 104.9 MB in the beginning and 136.3 MB in the end (delta: 31.5 MB). Free memory was 64.6 MB in the beginning and 99.7 MB in the end (delta: -35.1 MB). Peak memory consumption was 34.4 MB. Max. memory is 16.1 GB. [2021-11-09 08:27:57,796 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 104.9 MB. Free memory is still 59.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4226.02 ms. Allocated memory was 104.9 MB in the beginning and 136.3 MB in the end (delta: 31.5 MB). Free memory was 64.6 MB in the beginning and 99.7 MB in the end (delta: -35.1 MB). Peak memory consumption was 34.4 MB. Max. memory is 16.1 GB. * 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/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_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa --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 --- This is Ultimate 0.2.1-dev-f8e1c90 [2021-11-09 08:28:00,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-09 08:28:00,199 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-09 08:28:00,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-09 08:28:00,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-09 08:28:00,263 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-09 08:28:00,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-09 08:28:00,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-09 08:28:00,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-09 08:28:00,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-09 08:28:00,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-09 08:28:00,283 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-09 08:28:00,284 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-09 08:28:00,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-09 08:28:00,288 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-09 08:28:00,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-09 08:28:00,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-09 08:28:00,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-09 08:28:00,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-09 08:28:00,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-09 08:28:00,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-09 08:28:00,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-09 08:28:00,313 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-09 08:28:00,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-09 08:28:00,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-09 08:28:00,318 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-09 08:28:00,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-09 08:28:00,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-09 08:28:00,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-09 08:28:00,322 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-09 08:28:00,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-09 08:28:00,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-09 08:28:00,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-09 08:28:00,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-09 08:28:00,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-09 08:28:00,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-09 08:28:00,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-09 08:28:00,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-09 08:28:00,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-09 08:28:00,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-09 08:28:00,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-09 08:28:00,331 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-11-09 08:28:00,357 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-09 08:28:00,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-09 08:28:00,358 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-09 08:28:00,358 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-09 08:28:00,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-09 08:28:00,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-09 08:28:00,360 INFO L138 SettingsManager]: * Use SBE=true [2021-11-09 08:28:00,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-09 08:28:00,361 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-09 08:28:00,361 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-09 08:28:00,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-09 08:28:00,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-09 08:28:00,362 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-09 08:28:00,362 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-09 08:28:00,362 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-09 08:28:00,362 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-09 08:28:00,363 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-09 08:28:00,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-09 08:28:00,363 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-09 08:28:00,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-09 08:28:00,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-09 08:28:00,364 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-09 08:28:00,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-09 08:28:00,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 08:28:00,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-09 08:28:00,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-09 08:28:00,365 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-09 08:28:00,365 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-09 08:28:00,366 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-09 08:28:00,366 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-09 08:28:00,366 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-09 08:28:00,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-09 08:28:00,367 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-09 08:28:00,367 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-09 08:28:00,367 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-09 08:28:00,367 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_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2021-11-09 08:28:00,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-09 08:28:00,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-09 08:28:00,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-09 08:28:00,768 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-09 08:28:00,769 INFO L275 PluginConnector]: CDTParser initialized [2021-11-09 08:28:00,770 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-11-09 08:28:00,839 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/data/f80c12392/1d38112d752246f3a66a2b737b29a619/FLAG9c49d90ed [2021-11-09 08:28:01,843 INFO L306 CDTParser]: Found 1 translation units. [2021-11-09 08:28:01,845 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-11-09 08:28:01,910 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/data/f80c12392/1d38112d752246f3a66a2b737b29a619/FLAG9c49d90ed [2021-11-09 08:28:02,273 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03700e4-8170-4af7-9e45-3da331e9dd13/bin/ugemcutter-sTCyEAgtpa/data/f80c12392/1d38112d752246f3a66a2b737b29a619 [2021-11-09 08:28:02,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-09 08:28:02,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-09 08:28:02,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-09 08:28:02,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-09 08:28:02,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-09 08:28:02,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 08:28:02" (1/1) ... [2021-11-09 08:28:02,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@777cb5fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:28:02, skipping insertion in model container [2021-11-09 08:28:02,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 08:28:02" (1/1) ... [2021-11-09 08:28:02,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-09 08:28:02,442 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-09 08:28:02,843 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_b03700e4-8170-4af7-9e45-3da331e9dd13/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2021-11-09 08:28:06,067 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-09 08:28:06,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@441d00ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:28:06, skipping insertion in model container [2021-11-09 08:28:06,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-09 08:28:06,068 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-09 08:28:06,070 INFO L168 Benchmark]: Toolchain (without parser) took 3792.97 ms. Allocated memory was 69.2 MB in the beginning and 92.3 MB in the end (delta: 23.1 MB). Free memory was 40.3 MB in the beginning and 55.6 MB in the end (delta: -15.3 MB). Peak memory consumption was 21.4 MB. Max. memory is 16.1 GB. [2021-11-09 08:28:06,071 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 69.2 MB. Free memory was 51.1 MB in the beginning and 51.0 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 08:28:06,072 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3787.81 ms. Allocated memory was 69.2 MB in the beginning and 92.3 MB in the end (delta: 23.1 MB). Free memory was 40.1 MB in the beginning and 55.6 MB in the end (delta: -15.5 MB). Peak memory consumption was 21.4 MB. Max. memory is 16.1 GB. [2021-11-09 08:28:06,075 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 69.2 MB. Free memory was 51.1 MB in the beginning and 51.0 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3787.81 ms. Allocated memory was 69.2 MB in the beginning and 92.3 MB in the end (delta: 23.1 MB). Free memory was 40.1 MB in the beginning and 55.6 MB in the end (delta: -15.5 MB). Peak memory consumption was 21.4 MB. Max. memory is 16.1 GB. * 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