./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 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/config/KojakReach.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_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:30,679 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:30,681 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:30,717 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:30,718 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:30,719 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:30,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:30,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:30,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:30,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:30,730 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:30,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:30,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:30,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:30,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:30,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:30,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:30,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:30,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:30,747 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:30,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:30,751 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:30,753 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:30,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:30,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:30,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:30,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:30,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:30,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:30,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:30,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:30,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:30,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:30,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:30,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:30,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:30,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:30,770 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:30,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:30,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:30,772 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:30,773 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:30,802 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:30,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:30,803 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:30,804 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:30,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:30,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:30,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:30,805 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:30,805 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:30,805 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:30,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:30,806 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:30,806 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:30,806 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:30,807 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:30,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:30,807 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:30,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:30,807 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:30,808 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:30,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:30,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:30,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:30,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:30,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:30,809 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:30,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:30,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:30,810 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_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2021-11-23 15:55:31,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:31,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:31,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:31,135 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:31,136 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:31,139 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-11-23 15:55:31,235 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/data/66afcd586/0e8c16f0257f4aa6a55c67e490a50aa8/FLAG9c5342399 [2021-11-23 15:55:32,162 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:32,163 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-11-23 15:55:32,232 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/data/66afcd586/0e8c16f0257f4aa6a55c67e490a50aa8/FLAG9c5342399 [2021-11-23 15:55:32,568 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/data/66afcd586/0e8c16f0257f4aa6a55c67e490a50aa8 [2021-11-23 15:55:32,570 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:32,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:32,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:32,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:32,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:32,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:32" (1/1) ... [2021-11-23 15:55:32,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50da824f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:32, skipping insertion in model container [2021-11-23 15:55:32,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:32" (1/1) ... [2021-11-23 15:55:32,587 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:32,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:33,185 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_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2021-11-23 15:55:37,716 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-23 15:55:37,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@54605aae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:37, skipping insertion in model container [2021-11-23 15:55:37,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:37,717 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:55:37,719 INFO L158 Benchmark]: Toolchain (without parser) took 5145.83ms. Allocated memory was 107.0MB in the beginning and 132.1MB in the end (delta: 25.2MB). Free memory was 63.9MB in the beginning and 96.0MB in the end (delta: -32.1MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:37,720 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 107.0MB. Free memory was 62.9MB in the beginning and 62.8MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:37,721 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5141.54ms. Allocated memory was 107.0MB in the beginning and 132.1MB in the end (delta: 25.2MB). Free memory was 63.9MB in the beginning and 96.2MB in the end (delta: -32.3MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:37,723 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 107.0MB. Free memory was 62.9MB in the beginning and 62.8MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5141.54ms. Allocated memory was 107.0MB in the beginning and 132.1MB in the end (delta: 25.2MB). Free memory was 63.9MB in the beginning and 96.2MB in the end (delta: -32.3MB). Peak memory consumption was 27.1MB. 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/config/KojakReach.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_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:40,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:40,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:40,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:40,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:40,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:40,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:40,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:40,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:40,122 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:40,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:40,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:40,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:40,132 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:40,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:40,136 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:40,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:40,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:40,140 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:40,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:40,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:40,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:40,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:40,153 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:40,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:40,165 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:40,166 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:40,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:40,167 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:40,168 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:40,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:40,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:40,171 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:40,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:40,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:40,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:40,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:40,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:40,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:40,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:40,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:40,190 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:40,233 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:40,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:40,235 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:40,235 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:40,236 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:40,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:40,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:40,237 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:40,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:40,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:40,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:40,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:40,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:40,239 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:40,239 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:40,239 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:40,240 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:40,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:40,240 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:40,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:40,240 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:40,241 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:40,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:40,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:40,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:40,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:40,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:40,242 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:40,242 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:40,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:40,242 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:40,242 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:40,243 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_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2021-11-23 15:55:40,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:40,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:40,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:40,762 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:40,763 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:40,765 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-11-23 15:55:40,839 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/data/ff85d4c99/e0d9ca05a4f142c99029380aabf82ed1/FLAGb3a99d3ff [2021-11-23 15:55:41,832 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:41,833 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-11-23 15:55:41,883 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/data/ff85d4c99/e0d9ca05a4f142c99029380aabf82ed1/FLAGb3a99d3ff [2021-11-23 15:55:42,284 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/bin/ukojak-CwSLpZB5Qu/data/ff85d4c99/e0d9ca05a4f142c99029380aabf82ed1 [2021-11-23 15:55:42,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:42,287 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:42,289 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:42,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:42,293 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:42,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:42" (1/1) ... [2021-11-23 15:55:42,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55c8cbbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:42, skipping insertion in model container [2021-11-23 15:55:42,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:42" (1/1) ... [2021-11-23 15:55:42,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:42,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:42,813 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_8c2a54b6-1ad8-45f7-9e1a-7b02463acdb8/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2021-11-23 15:55:46,130 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-23 15:55:46,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@45264e86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46, skipping insertion in model container [2021-11-23 15:55:46,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:46,131 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:55:46,133 INFO L158 Benchmark]: Toolchain (without parser) took 3844.96ms. Allocated memory is still 94.4MB. Free memory was 72.3MB in the beginning and 63.7MB in the end (delta: 8.6MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:46,134 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 94.4MB. Free memory is still 76.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:46,135 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3842.51ms. Allocated memory is still 94.4MB. Free memory was 72.0MB in the beginning and 63.7MB in the end (delta: 8.3MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:46,139 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 94.4MB. Free memory is still 76.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3842.51ms. Allocated memory is still 94.4MB. Free memory was 72.0MB in the beginning and 63.7MB in the end (delta: 8.3MB). Peak memory consumption was 38.5MB. 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