./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 --- 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 [2022-11-04 12:06:23,423 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-04 12:06:23,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-04 12:06:23,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-04 12:06:23,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-04 12:06:23,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-04 12:06:23,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-04 12:06:23,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-04 12:06:23,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-04 12:06:23,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-04 12:06:23,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-04 12:06:23,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-04 12:06:23,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-04 12:06:23,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-04 12:06:23,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-04 12:06:23,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-04 12:06:23,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-04 12:06:23,474 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-04 12:06:23,476 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-04 12:06:23,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-04 12:06:23,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-04 12:06:23,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-04 12:06:23,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-04 12:06:23,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-04 12:06:23,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-04 12:06:23,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-04 12:06:23,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-04 12:06:23,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-04 12:06:23,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-04 12:06:23,504 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-04 12:06:23,504 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-04 12:06:23,505 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-04 12:06:23,506 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-04 12:06:23,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-04 12:06:23,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-04 12:06:23,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-04 12:06:23,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-04 12:06:23,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-04 12:06:23,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-04 12:06:23,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-04 12:06:23,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-04 12:06:23,523 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/config/svcomp-Reach-32bit-GemCutter_Default.epf [2022-11-04 12:06:23,571 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-04 12:06:23,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-04 12:06:23,572 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-04 12:06:23,572 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-04 12:06:23,573 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-04 12:06:23,573 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-04 12:06:23,574 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-04 12:06:23,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-04 12:06:23,574 INFO L138 SettingsManager]: * Use SBE=true [2022-11-04 12:06:23,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-04 12:06:23,576 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-04 12:06:23,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-04 12:06:23,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-04 12:06:23,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-04 12:06:23,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-04 12:06:23,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-04 12:06:23,577 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-04 12:06:23,577 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-04 12:06:23,578 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-04 12:06:23,578 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-04 12:06:23,578 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-04 12:06:23,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-04 12:06:23,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-04 12:06:23,579 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-04 12:06:23,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-04 12:06:23,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-04 12:06:23,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-04 12:06:23,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-04 12:06:23,580 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-04 12:06:23,580 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-04 12:06:23,582 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2022-11-04 12:06:23,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-04 12:06:23,582 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-04 12:06:23,583 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-04 12:06:23,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-04 12:06:23,583 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-04 12:06:23,583 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-04 12:06:23,583 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_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2022-11-04 12:06:23,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-04 12:06:23,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-04 12:06:23,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-04 12:06:23,909 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-04 12:06:23,910 INFO L275 PluginConnector]: CDTParser initialized [2022-11-04 12:06:23,911 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-11-04 12:06:23,993 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/data/6f448b84a/280c8eda46254cd48275d940503e0405/FLAG105d4ca14 [2022-11-04 12:06:24,881 INFO L306 CDTParser]: Found 1 translation units. [2022-11-04 12:06:24,882 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-11-04 12:06:24,929 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/data/6f448b84a/280c8eda46254cd48275d940503e0405/FLAG105d4ca14 [2022-11-04 12:06:25,353 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/data/6f448b84a/280c8eda46254cd48275d940503e0405 [2022-11-04 12:06:25,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-04 12:06:25,371 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-04 12:06:25,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-04 12:06:25,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-04 12:06:25,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-04 12:06:25,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:06:25" (1/1) ... [2022-11-04 12:06:25,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56ea295a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:25, skipping insertion in model container [2022-11-04 12:06:25,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:06:25" (1/1) ... [2022-11-04 12:06:25,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-04 12:06:25,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-04 12:06:25,891 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_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2022-11-04 12:06:29,106 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-04 12:06:29,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ff2cf13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:29, skipping insertion in model container [2022-11-04 12:06:29,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-04 12:06:29,108 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-04 12:06:29,109 INFO L158 Benchmark]: Toolchain (without parser) took 3737.61ms. Allocated memory was 100.7MB in the beginning and 125.8MB in the end (delta: 25.2MB). Free memory was 75.9MB in the beginning and 60.9MB in the end (delta: 14.9MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2022-11-04 12:06:29,110 INFO L158 Benchmark]: CDTParser took 7.51ms. Allocated memory is still 100.7MB. Free memory was 69.6MB in the beginning and 81.8MB in the end (delta: -12.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-04 12:06:29,111 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3733.58ms. Allocated memory was 100.7MB in the beginning and 125.8MB in the end (delta: 25.2MB). Free memory was 75.9MB in the beginning and 60.9MB in the end (delta: 14.9MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2022-11-04 12:06:29,113 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 7.51ms. Allocated memory is still 100.7MB. Free memory was 69.6MB in the beginning and 81.8MB in the end (delta: -12.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3733.58ms. Allocated memory was 100.7MB in the beginning and 125.8MB in the end (delta: 25.2MB). Free memory was 75.9MB in the beginning and 60.9MB in the end (delta: 14.9MB). Peak memory consumption was 38.6MB. 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_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 --- 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 [2022-11-04 12:06:31,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-04 12:06:31,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-04 12:06:31,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-04 12:06:31,651 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-04 12:06:31,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-04 12:06:31,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-04 12:06:31,664 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-04 12:06:31,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-04 12:06:31,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-04 12:06:31,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-04 12:06:31,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-04 12:06:31,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-04 12:06:31,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-04 12:06:31,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-04 12:06:31,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-04 12:06:31,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-04 12:06:31,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-04 12:06:31,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-04 12:06:31,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-04 12:06:31,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-04 12:06:31,706 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-04 12:06:31,710 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-04 12:06:31,711 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-04 12:06:31,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-04 12:06:31,721 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-04 12:06:31,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-04 12:06:31,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-04 12:06:31,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-04 12:06:31,726 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-04 12:06:31,726 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-04 12:06:31,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-04 12:06:31,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-04 12:06:31,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-04 12:06:31,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-04 12:06:31,732 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-04 12:06:31,733 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-04 12:06:31,733 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-04 12:06:31,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-04 12:06:31,735 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-04 12:06:31,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-04 12:06:31,737 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2022-11-04 12:06:31,773 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-04 12:06:31,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-04 12:06:31,774 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-04 12:06:31,774 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-04 12:06:31,776 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-04 12:06:31,776 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-04 12:06:31,778 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-04 12:06:31,778 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-04 12:06:31,778 INFO L138 SettingsManager]: * Use SBE=true [2022-11-04 12:06:31,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-04 12:06:31,779 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-04 12:06:31,780 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-04 12:06:31,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-04 12:06:31,780 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-04 12:06:31,781 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-04 12:06:31,781 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-04 12:06:31,781 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-04 12:06:31,781 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-04 12:06:31,781 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-04 12:06:31,782 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-04 12:06:31,782 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-04 12:06:31,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-04 12:06:31,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-04 12:06:31,783 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-04 12:06:31,783 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-04 12:06:31,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-04 12:06:31,784 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-04 12:06:31,784 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-04 12:06:31,784 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-04 12:06:31,784 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-04 12:06:31,784 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2022-11-04 12:06:31,785 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-04 12:06:31,785 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-04 12:06:31,785 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-04 12:06:31,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-04 12:06:31,786 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-04 12:06:31,786 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-04 12:06:31,786 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-04 12:06:31,786 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_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2022-11-04 12:06:32,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-04 12:06:32,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-04 12:06:32,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-04 12:06:32,238 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-04 12:06:32,239 INFO L275 PluginConnector]: CDTParser initialized [2022-11-04 12:06:32,240 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-11-04 12:06:32,321 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/data/9b5969eab/2a67eef9ef43470fb6b036ae91920a4d/FLAGfd2ba8887 [2022-11-04 12:06:33,357 INFO L306 CDTParser]: Found 1 translation units. [2022-11-04 12:06:33,358 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-11-04 12:06:33,426 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/data/9b5969eab/2a67eef9ef43470fb6b036ae91920a4d/FLAGfd2ba8887 [2022-11-04 12:06:33,777 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/bin/ugemcutter-C1kR7RIaUi/data/9b5969eab/2a67eef9ef43470fb6b036ae91920a4d [2022-11-04 12:06:33,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-04 12:06:33,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-04 12:06:33,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-04 12:06:33,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-04 12:06:33,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-04 12:06:33,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:06:33" (1/1) ... [2022-11-04 12:06:33,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62b497e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:33, skipping insertion in model container [2022-11-04 12:06:33,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:06:33" (1/1) ... [2022-11-04 12:06:33,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-04 12:06:33,932 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-04 12:06:34,407 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_4c4bafe0-e3bc-422b-a7dc-8293c8a2562b/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2022-11-04 12:06:37,903 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-04 12:06:37,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@120522f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:37, skipping insertion in model container [2022-11-04 12:06:37,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-04 12:06:37,905 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-04 12:06:37,907 INFO L158 Benchmark]: Toolchain (without parser) took 4122.55ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 55.5MB in the beginning and 63.4MB in the end (delta: -7.9MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2022-11-04 12:06:37,908 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 52.4MB. Free memory is still 31.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-04 12:06:37,909 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4116.26ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 55.3MB in the beginning and 63.4MB in the end (delta: -8.1MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2022-11-04 12:06:37,910 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 52.4MB. Free memory is still 31.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4116.26ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 55.3MB in the beginning and 63.4MB in the end (delta: -8.1MB). Peak memory consumption was 28.7MB. 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