./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8 --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 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 --- 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-e04fb08 [2022-11-16 11:22:55,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:22:55,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:22:55,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:22:55,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:22:55,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:22:55,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:22:55,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:22:55,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:22:55,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:22:55,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:22:55,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:22:55,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:22:55,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:22:55,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:22:55,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:22:55,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:22:55,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:22:55,742 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:22:55,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:22:55,745 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:22:55,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:22:55,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:22:55,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:22:55,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:22:55,753 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:22:55,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:22:55,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:22:55,755 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:22:55,756 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:22:55,756 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:22:55,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:22:55,758 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:22:55,759 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:22:55,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:22:55,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:22:55,761 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:22:55,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:22:55,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:22:55,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:22:55,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:22:55,765 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-16 11:22:55,808 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:22:55,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:22:55,810 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:22:55,810 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:22:55,811 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:22:55,811 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:22:55,812 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:22:55,813 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:22:55,813 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:22:55,813 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:22:55,813 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:22:55,814 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:22:55,814 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:22:55,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:22:55,814 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 11:22:55,814 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:22:55,815 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 11:22:55,815 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:22:55,815 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:22:55,815 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:22:55,816 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 11:22:55,816 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:22:55,816 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:22:55,816 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:22:55,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:22:55,817 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:22:55,817 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:22:55,817 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 11:22:55,818 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:22:55,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:22:55,818 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 11:22:55,818 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 11:22:55,824 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 11:22:55,825 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_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 [2022-11-16 11:22:56,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:22:56,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:22:56,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:22:56,121 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:22:56,122 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:22:56,124 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-11-16 11:22:56,197 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/data/a65b83732/5ff6f5a844a3484d896d7aaeab0cba3d/FLAGcb774f952 [2022-11-16 11:22:57,074 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:22:57,076 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-11-16 11:22:57,121 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/data/a65b83732/5ff6f5a844a3484d896d7aaeab0cba3d/FLAGcb774f952 [2022-11-16 11:22:57,214 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/data/a65b83732/5ff6f5a844a3484d896d7aaeab0cba3d [2022-11-16 11:22:57,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:22:57,219 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:22:57,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:22:57,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:22:57,224 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:22:57,225 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:22:57" (1/1) ... [2022-11-16 11:22:57,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b81265 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:57, skipping insertion in model container [2022-11-16 11:22:57,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:22:57" (1/1) ... [2022-11-16 11:22:57,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:22:57,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:22:57,777 WARN L229 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_83826806-3935-45f6-9aec-315fbbe7a7e0/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2022-11-16 11:23:00,880 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-16 11:23:00,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5eb0c784 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:23:00, skipping insertion in model container [2022-11-16 11:23:00,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:23:00,884 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 11:23:00,886 INFO L158 Benchmark]: Toolchain (without parser) took 3665.87ms. Allocated memory was 113.2MB in the beginning and 178.3MB in the end (delta: 65.0MB). Free memory was 83.2MB in the beginning and 144.0MB in the end (delta: -60.9MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2022-11-16 11:23:00,888 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 113.2MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:23:00,890 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3663.40ms. Allocated memory was 113.2MB in the beginning and 178.3MB in the end (delta: 65.0MB). Free memory was 83.2MB in the beginning and 144.0MB in the end (delta: -60.9MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2022-11-16 11:23:00,892 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 113.2MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3663.40ms. Allocated memory was 113.2MB in the beginning and 178.3MB in the end (delta: 65.0MB). Free memory was 83.2MB in the beginning and 144.0MB in the end (delta: -60.9MB). Peak memory consumption was 44.2MB. 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_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8 --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 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 --- 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-e04fb08 [2022-11-16 11:23:02,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:23:02,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:23:02,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:23:02,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:23:02,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:23:02,790 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:23:02,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:23:02,796 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:23:02,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:23:02,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:23:02,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:23:02,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:23:02,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:23:02,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:23:02,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:23:02,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:23:02,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:23:02,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:23:02,818 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:23:02,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:23:02,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:23:02,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:23:02,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:23:02,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:23:02,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:23:02,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:23:02,828 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:23:02,829 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:23:02,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:23:02,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:23:02,831 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:23:02,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:23:02,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:23:02,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:23:02,834 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:23:02,835 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:23:02,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:23:02,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:23:02,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:23:02,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:23:02,838 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-16 11:23:02,887 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:23:02,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:23:02,888 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:23:02,888 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:23:02,889 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:23:02,889 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:23:02,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:23:02,893 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:23:02,894 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:23:02,894 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:23:02,894 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:23:02,894 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:23:02,895 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:23:02,895 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 11:23:02,895 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:23:02,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 11:23:02,897 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:23:02,897 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 11:23:02,898 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 11:23:02,898 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:23:02,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:23:02,898 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:23:02,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 11:23:02,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:23:02,900 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:23:02,900 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:23:02,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:23:02,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:23:02,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:23:02,901 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 11:23:02,901 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 11:23:02,901 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 11:23:02,902 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 11:23:02,902 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 11:23:02,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 11:23:02,902 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 11:23:02,902 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_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 [2022-11-16 11:23:03,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:23:03,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:23:03,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:23:03,396 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:23:03,396 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:23:03,398 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-11-16 11:23:03,473 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/data/6009c9ce6/dc8115cb76354de4a6f250d1f0f1377b/FLAG9093e9b7e [2022-11-16 11:23:04,289 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:23:04,290 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-11-16 11:23:04,347 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/data/6009c9ce6/dc8115cb76354de4a6f250d1f0f1377b/FLAG9093e9b7e [2022-11-16 11:23:04,815 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83826806-3935-45f6-9aec-315fbbe7a7e0/bin/uautomizer-tPACEb0tL8/data/6009c9ce6/dc8115cb76354de4a6f250d1f0f1377b [2022-11-16 11:23:04,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:23:04,818 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:23:04,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:23:04,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:23:04,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:23:04,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:23:04" (1/1) ... [2022-11-16 11:23:04,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f3d02c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:23:04, skipping insertion in model container [2022-11-16 11:23:04,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:23:04" (1/1) ... [2022-11-16 11:23:04,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:23:04,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:23:05,355 WARN L229 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_83826806-3935-45f6-9aec-315fbbe7a7e0/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2022-11-16 11:23:08,935 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-16 11:23:08,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@58c523ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:23:08, skipping insertion in model container [2022-11-16 11:23:08,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:23:08,937 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 11:23:08,940 INFO L158 Benchmark]: Toolchain (without parser) took 4119.87ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 51.0MB in the beginning and 67.7MB in the end (delta: -16.7MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2022-11-16 11:23:08,941 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 77.6MB. Free memory is still 59.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:23:08,943 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4117.73ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 50.8MB in the beginning and 67.7MB in the end (delta: -16.9MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2022-11-16 11:23:08,945 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 77.6MB. Free memory is still 59.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4117.73ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 50.8MB in the beginning and 67.7MB in the end (delta: -16.9MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN