./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.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_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb --- 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 [2022-11-02 20:04:50,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:04:50,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:04:50,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:04:50,538 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:04:50,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:04:50,546 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:04:50,549 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:04:50,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:04:50,552 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:04:50,553 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:04:50,555 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:04:50,555 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:04:50,556 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:04:50,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:04:50,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:04:50,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:04:50,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:04:50,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:04:50,568 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:04:50,569 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:04:50,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:04:50,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:04:50,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:04:50,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:04:50,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:04:50,596 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:04:50,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:04:50,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:04:50,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:04:50,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:04:50,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:04:50,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:04:50,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:04:50,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:04:50,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:04:50,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:04:50,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:04:50,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:04:50,607 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:04:50,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:04:50,614 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-02 20:04:50,669 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:04:50,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:04:50,670 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:04:50,670 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:04:50,671 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:04:50,671 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:04:50,672 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:04:50,672 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:04:50,673 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:04:50,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:04:50,673 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:04:50,673 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:04:50,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:04:50,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:04:50,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:04:50,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:04:50,677 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:04:50,678 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:04:50,678 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:04:50,678 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:04:50,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:04:50,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:04:50,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:04:50,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:04:50,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:04:50,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:04:50,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:04:50,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:04:50,684 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:04:50,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:04:50,684 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:04:50,684 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:04:50,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:04:50,685 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_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb [2022-11-02 20:04:51,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:04:51,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:04:51,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:04:51,130 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:04:51,132 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:04:51,134 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-02 20:04:51,228 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/data/ecfae57ab/21f06274c6574f62a9ad49d12b00c412/FLAGa617dbe12 [2022-11-02 20:04:52,449 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:04:52,449 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-02 20:04:52,526 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/data/ecfae57ab/21f06274c6574f62a9ad49d12b00c412/FLAGa617dbe12 [2022-11-02 20:04:52,764 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/data/ecfae57ab/21f06274c6574f62a9ad49d12b00c412 [2022-11-02 20:04:52,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:04:52,772 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:04:52,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:04:52,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:04:52,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:04:52,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:04:52" (1/1) ... [2022-11-02 20:04:52,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ac695b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:04:52, skipping insertion in model container [2022-11-02 20:04:52,784 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:04:52" (1/1) ... [2022-11-02 20:04:52,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:04:52,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:04:53,587 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_94ae6479-f1f6-437c-8b06-117650bc0ba3/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-11-02 20:04:57,541 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-02 20:04:57,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3177b2ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:04:57, skipping insertion in model container [2022-11-02 20:04:57,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:04:57,546 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-02 20:04:57,549 INFO L158 Benchmark]: Toolchain (without parser) took 4775.42ms. Allocated memory was 92.3MB in the beginning and 119.5MB in the end (delta: 27.3MB). Free memory was 51.5MB in the beginning and 83.1MB in the end (delta: -31.6MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2022-11-02 20:04:57,551 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 92.3MB. Free memory was 46.6MB in the beginning and 46.5MB in the end (delta: 100.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:04:57,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4770.27ms. Allocated memory was 92.3MB in the beginning and 119.5MB in the end (delta: 27.3MB). Free memory was 51.3MB in the beginning and 83.1MB in the end (delta: -31.8MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2022-11-02 20:04:57,558 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 92.3MB. Free memory was 46.6MB in the beginning and 46.5MB in the end (delta: 100.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4770.27ms. Allocated memory was 92.3MB in the beginning and 119.5MB in the end (delta: 27.3MB). Free memory was 51.3MB in the beginning and 83.1MB in the end (delta: -31.8MB). Peak memory consumption was 27.9MB. 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_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb --- 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 [2022-11-02 20:05:00,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:05:00,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:05:00,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:05:00,316 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:05:00,317 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:05:00,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:05:00,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:05:00,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:05:00,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:05:00,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:05:00,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:05:00,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:05:00,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:05:00,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:05:00,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:05:00,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:05:00,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:05:00,338 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:05:00,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:05:00,343 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:05:00,344 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:05:00,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:05:00,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:05:00,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:05:00,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:05:00,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:05:00,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:05:00,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:05:00,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:05:00,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:05:00,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:05:00,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:05:00,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:05:00,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:05:00,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:05:00,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:05:00,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:05:00,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:05:00,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:05:00,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:05:00,369 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-02 20:05:00,423 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:05:00,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:05:00,424 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:05:00,424 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:05:00,425 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:05:00,425 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:05:00,426 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:05:00,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:05:00,427 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:05:00,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:05:00,427 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:05:00,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:05:00,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:05:00,428 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:05:00,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:05:00,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:05:00,429 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 20:05:00,430 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-02 20:05:00,430 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-02 20:05:00,430 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:05:00,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:05:00,431 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:05:00,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:05:00,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:05:00,439 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:05:00,439 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:05:00,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:05:00,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:05:00,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:05:00,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:05:00,444 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-02 20:05:00,445 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-02 20:05:00,445 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:05:00,445 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:05:00,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:05:00,446 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-02 20:05:00,447 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_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb [2022-11-02 20:05:00,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:05:00,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:05:00,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:05:00,962 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:05:00,963 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:05:00,971 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-02 20:05:01,071 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/data/07fbd9592/79f6462355b1478ea18c16f259b89256/FLAGf9587d6ea [2022-11-02 20:05:02,212 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:05:02,212 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-02 20:05:02,284 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/data/07fbd9592/79f6462355b1478ea18c16f259b89256/FLAGf9587d6ea [2022-11-02 20:05:02,635 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ae6479-f1f6-437c-8b06-117650bc0ba3/bin/uautomizer-Dbtcem3rbc/data/07fbd9592/79f6462355b1478ea18c16f259b89256 [2022-11-02 20:05:02,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:05:02,640 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:05:02,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:05:02,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:05:02,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:05:02,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:05:02" (1/1) ... [2022-11-02 20:05:02,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74482349 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:02, skipping insertion in model container [2022-11-02 20:05:02,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:05:02" (1/1) ... [2022-11-02 20:05:02,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:05:02,806 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:05:03,324 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_94ae6479-f1f6-437c-8b06-117650bc0ba3/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-11-02 20:05:07,120 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-02 20:05:07,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c97e311 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:07, skipping insertion in model container [2022-11-02 20:05:07,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:05:07,122 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-02 20:05:07,125 INFO L158 Benchmark]: Toolchain (without parser) took 4483.18ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 47.9MB in the beginning and 52.7MB in the end (delta: -4.8MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2022-11-02 20:05:07,127 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 73.4MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:05:07,129 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4480.24ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 47.7MB in the beginning and 53.1MB in the end (delta: -5.4MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2022-11-02 20:05:07,132 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 73.4MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4480.24ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 47.7MB in the beginning and 53.1MB in the end (delta: -5.4MB). Peak memory consumption was 24.0MB. 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