./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 e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/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_81d6f63a-2953-4a20-9ffb-2be096e13158/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.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_81d6f63a-2953-4a20-9ffb-2be096e13158/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_81d6f63a-2953-4a20-9ffb-2be096e13158/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 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 10:59:23,959 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 10:59:23,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 10:59:24,008 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 10:59:24,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 10:59:24,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 10:59:24,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 10:59:24,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 10:59:24,023 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 10:59:24,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 10:59:24,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 10:59:24,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 10:59:24,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 10:59:24,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 10:59:24,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 10:59:24,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 10:59:24,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 10:59:24,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 10:59:24,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 10:59:24,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 10:59:24,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 10:59:24,045 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 10:59:24,047 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 10:59:24,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 10:59:24,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 10:59:24,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 10:59:24,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 10:59:24,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 10:59:24,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 10:59:24,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 10:59:24,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 10:59:24,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 10:59:24,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 10:59:24,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 10:59:24,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 10:59:24,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 10:59:24,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 10:59:24,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 10:59:24,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 10:59:24,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 10:59:24,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 10:59:24,069 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-16 10:59:24,113 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 10:59:24,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 10:59:24,114 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 10:59:24,114 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 10:59:24,115 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 10:59:24,115 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 10:59:24,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 10:59:24,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 10:59:24,116 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 10:59:24,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 10:59:24,117 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 10:59:24,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 10:59:24,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 10:59:24,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 10:59:24,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 10:59:24,118 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 10:59:24,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 10:59:24,119 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 10:59:24,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 10:59:24,119 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 10:59:24,119 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 10:59:24,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 10:59:24,120 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 10:59:24,120 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 10:59:24,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:59:24,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 10:59:24,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 10:59:24,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 10:59:24,121 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 10:59:24,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 10:59:24,122 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 10:59:24,123 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 10:59:24,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 10:59:24,123 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_81d6f63a-2953-4a20-9ffb-2be096e13158/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2022-11-16 10:59:24,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 10:59:24,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 10:59:24,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 10:59:24,501 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 10:59:24,502 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 10:59:24,503 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-11-16 10:59:24,581 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/bin/uautomizer-tPACEb0tL8/data/4dc534e0b/6bbadcd1c2e045d78f4c90fd0ccc1351/FLAG931c4cb12 [2022-11-16 10:59:25,536 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 10:59:25,536 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-11-16 10:59:25,599 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/bin/uautomizer-tPACEb0tL8/data/4dc534e0b/6bbadcd1c2e045d78f4c90fd0ccc1351/FLAG931c4cb12 [2022-11-16 10:59:25,939 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/bin/uautomizer-tPACEb0tL8/data/4dc534e0b/6bbadcd1c2e045d78f4c90fd0ccc1351 [2022-11-16 10:59:25,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 10:59:25,944 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 10:59:25,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 10:59:25,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 10:59:25,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 10:59:25,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:59:25" (1/1) ... [2022-11-16 10:59:25,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19f88e04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:59:25, skipping insertion in model container [2022-11-16 10:59:25,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:59:25" (1/1) ... [2022-11-16 10:59:25,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 10:59:26,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 10:59:26,466 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_81d6f63a-2953-4a20-9ffb-2be096e13158/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2022-11-16 10:59:29,502 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-16 10:59:29,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61999fc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:59:29, skipping insertion in model container [2022-11-16 10:59:29,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 10:59:29,503 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 10:59:29,505 INFO L158 Benchmark]: Toolchain (without parser) took 3559.86ms. Allocated memory is still 134.2MB. Free memory was 84.0MB in the beginning and 68.9MB in the end (delta: 15.1MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2022-11-16 10:59:29,505 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 134.2MB. Free memory is still 111.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 10:59:29,506 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3555.15ms. Allocated memory is still 134.2MB. Free memory was 83.7MB in the beginning and 68.9MB in the end (delta: 14.9MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2022-11-16 10:59:29,507 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 134.2MB. Free memory is still 111.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3555.15ms. Allocated memory is still 134.2MB. Free memory was 83.7MB in the beginning and 68.9MB in the end (delta: 14.9MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/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_81d6f63a-2953-4a20-9ffb-2be096e13158/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.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_81d6f63a-2953-4a20-9ffb-2be096e13158/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_81d6f63a-2953-4a20-9ffb-2be096e13158/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 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 10:59:31,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 10:59:31,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 10:59:31,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 10:59:31,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 10:59:31,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 10:59:31,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 10:59:31,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 10:59:31,655 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 10:59:31,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 10:59:31,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 10:59:31,662 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 10:59:31,662 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 10:59:31,663 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 10:59:31,664 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 10:59:31,665 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 10:59:31,666 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 10:59:31,667 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 10:59:31,668 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 10:59:31,674 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 10:59:31,680 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 10:59:31,682 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 10:59:31,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 10:59:31,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 10:59:31,697 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 10:59:31,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 10:59:31,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 10:59:31,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 10:59:31,698 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 10:59:31,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 10:59:31,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 10:59:31,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 10:59:31,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 10:59:31,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 10:59:31,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 10:59:31,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 10:59:31,704 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 10:59:31,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 10:59:31,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 10:59:31,705 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 10:59:31,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 10:59:31,708 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-16 10:59:31,739 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 10:59:31,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 10:59:31,741 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 10:59:31,741 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 10:59:31,742 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 10:59:31,742 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 10:59:31,743 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 10:59:31,744 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 10:59:31,744 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 10:59:31,744 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 10:59:31,745 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 10:59:31,745 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 10:59:31,745 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 10:59:31,746 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 10:59:31,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 10:59:31,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 10:59:31,746 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 10:59:31,747 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 10:59:31,747 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 10:59:31,747 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 10:59:31,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 10:59:31,747 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 10:59:31,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 10:59:31,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 10:59:31,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 10:59:31,748 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 10:59:31,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:59:31,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 10:59:31,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 10:59:31,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 10:59:31,749 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 10:59:31,750 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 10:59:31,750 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 10:59:31,750 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 10:59:31,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 10:59:31,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 10:59:31,751 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_81d6f63a-2953-4a20-9ffb-2be096e13158/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2022-11-16 10:59:32,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 10:59:32,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 10:59:32,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 10:59:32,127 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 10:59:32,128 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 10:59:32,129 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-11-16 10:59:32,214 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/bin/uautomizer-tPACEb0tL8/data/1e8835e87/78d1e3e0b9534d26bef4a391fe756b05/FLAG3b9be3fe8 [2022-11-16 10:59:33,021 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 10:59:33,021 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-11-16 10:59:33,056 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/bin/uautomizer-tPACEb0tL8/data/1e8835e87/78d1e3e0b9534d26bef4a391fe756b05/FLAG3b9be3fe8 [2022-11-16 10:59:33,572 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d6f63a-2953-4a20-9ffb-2be096e13158/bin/uautomizer-tPACEb0tL8/data/1e8835e87/78d1e3e0b9534d26bef4a391fe756b05 [2022-11-16 10:59:33,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 10:59:33,576 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 10:59:33,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 10:59:33,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 10:59:33,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 10:59:33,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:59:33" (1/1) ... [2022-11-16 10:59:33,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45df2027 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:59:33, skipping insertion in model container [2022-11-16 10:59:33,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:59:33" (1/1) ... [2022-11-16 10:59:33,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 10:59:33,687 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 10:59:34,133 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_81d6f63a-2953-4a20-9ffb-2be096e13158/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2022-11-16 10:59:38,694 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-16 10:59:38,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@107010e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:59:38, skipping insertion in model container [2022-11-16 10:59:38,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 10:59:38,696 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 10:59:38,697 INFO L158 Benchmark]: Toolchain (without parser) took 5120.93ms. Allocated memory is still 88.1MB. Free memory was 63.8MB in the beginning and 36.9MB in the end (delta: 26.9MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2022-11-16 10:59:38,698 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 88.1MB. Free memory was 70.1MB in the beginning and 70.1MB in the end (delta: 79.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 10:59:38,699 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5118.49ms. Allocated memory is still 88.1MB. Free memory was 63.6MB in the beginning and 36.9MB in the end (delta: 26.7MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2022-11-16 10:59:38,701 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 88.1MB. Free memory was 70.1MB in the beginning and 70.1MB in the end (delta: 79.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5118.49ms. Allocated memory is still 88.1MB. Free memory was 63.6MB in the beginning and 36.9MB in the end (delta: 26.7MB). Peak memory consumption was 38.8MB. 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