./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/bin/ugemcutter-C1kR7RIaUi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/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_d3432db9-9d6d-4a73-bc69-e16de677aae6/bin/ugemcutter-C1kR7RIaUi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/bin/ugemcutter-C1kR7RIaUi/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/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_d3432db9-9d6d-4a73-bc69-e16de677aae6/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 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-04 12:05:55,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-04 12:05:55,206 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-04 12:05:55,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-04 12:05:55,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-04 12:05:55,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-04 12:05:55,242 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-04 12:05:55,244 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-04 12:05:55,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-04 12:05:55,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-04 12:05:55,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-04 12:05:55,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-04 12:05:55,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-04 12:05:55,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-04 12:05:55,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-04 12:05:55,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-04 12:05:55,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-04 12:05:55,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-04 12:05:55,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-04 12:05:55,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-04 12:05:55,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-04 12:05:55,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-04 12:05:55,264 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-04 12:05:55,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-04 12:05:55,269 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-04 12:05:55,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-04 12:05:55,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-04 12:05:55,271 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-04 12:05:55,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-04 12:05:55,272 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-04 12:05:55,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-04 12:05:55,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-04 12:05:55,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-04 12:05:55,276 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-04 12:05:55,277 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-04 12:05:55,277 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-04 12:05:55,278 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-04 12:05:55,279 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-04 12:05:55,279 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-04 12:05:55,280 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-04 12:05:55,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-04 12:05:55,288 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/bin/ugemcutter-C1kR7RIaUi/config/svcomp-Reach-32bit-GemCutter_Default.epf [2022-11-04 12:05:55,321 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-04 12:05:55,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-04 12:05:55,322 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-04 12:05:55,322 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-04 12:05:55,323 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-04 12:05:55,323 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-04 12:05:55,324 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-04 12:05:55,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-04 12:05:55,324 INFO L138 SettingsManager]: * Use SBE=true [2022-11-04 12:05:55,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-04 12:05:55,331 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-04 12:05:55,331 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-04 12:05:55,331 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-04 12:05:55,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-04 12:05:55,332 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-04 12:05:55,332 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-04 12:05:55,332 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-04 12:05:55,332 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-04 12:05:55,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-04 12:05:55,332 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-04 12:05:55,333 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-04 12:05:55,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-04 12:05:55,333 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-04 12:05:55,334 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-04 12:05:55,334 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-04 12:05:55,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-04 12:05:55,334 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-04 12:05:55,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-04 12:05:55,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-04 12:05:55,335 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-04 12:05:55,335 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2022-11-04 12:05:55,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-04 12:05:55,335 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-04 12:05:55,336 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-04 12:05:55,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-04 12:05:55,336 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-04 12:05:55,336 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-04 12:05:55,336 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_d3432db9-9d6d-4a73-bc69-e16de677aae6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/bin/ugemcutter-C1kR7RIaUi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb [2022-11-04 12:05:55,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-04 12:05:55,626 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-04 12:05:55,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-04 12:05:55,630 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-04 12:05:55,631 INFO L275 PluginConnector]: CDTParser initialized [2022-11-04 12:05:55,633 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/bin/ugemcutter-C1kR7RIaUi/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-04 12:05:55,713 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/bin/ugemcutter-C1kR7RIaUi/data/e9917ceb0/2940d32007ba4b2ab3b1cbe592601ec6/FLAG3c1953aaa [2022-11-04 12:05:56,727 INFO L306 CDTParser]: Found 1 translation units. [2022-11-04 12:05:56,728 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-04 12:05:56,774 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/bin/ugemcutter-C1kR7RIaUi/data/e9917ceb0/2940d32007ba4b2ab3b1cbe592601ec6/FLAG3c1953aaa [2022-11-04 12:05:57,123 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/bin/ugemcutter-C1kR7RIaUi/data/e9917ceb0/2940d32007ba4b2ab3b1cbe592601ec6 [2022-11-04 12:05:57,127 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-04 12:05:57,131 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-04 12:05:57,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-04 12:05:57,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-04 12:05:57,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-04 12:05:57,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:05:57" (1/1) ... [2022-11-04 12:05:57,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dd30567 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:05:57, skipping insertion in model container [2022-11-04 12:05:57,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:05:57" (1/1) ... [2022-11-04 12:05:57,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-04 12:05:57,266 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-04 12:05:57,711 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_d3432db9-9d6d-4a73-bc69-e16de677aae6/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-11-04 12:06:00,831 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-04 12:06:00,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5d4a81e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:00, skipping insertion in model container [2022-11-04 12:06:00,833 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-04 12:06:00,833 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-04 12:06:00,836 INFO L158 Benchmark]: Toolchain (without parser) took 3703.36ms. Allocated memory was 102.8MB in the beginning and 134.2MB in the end (delta: 31.5MB). Free memory was 73.9MB in the beginning and 95.7MB in the end (delta: -21.9MB). Peak memory consumption was 44.4MB. Max. memory is 16.1GB. [2022-11-04 12:06:00,837 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-04 12:06:00,840 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3698.75ms. Allocated memory was 102.8MB in the beginning and 134.2MB in the end (delta: 31.5MB). Free memory was 73.6MB in the beginning and 95.7MB in the end (delta: -22.2MB). Peak memory consumption was 44.4MB. Max. memory is 16.1GB. [2022-11-04 12:06:00,842 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3698.75ms. Allocated memory was 102.8MB in the beginning and 134.2MB in the end (delta: 31.5MB). Free memory was 73.6MB in the beginning and 95.7MB in the end (delta: -22.2MB). Peak memory consumption was 44.4MB. 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 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_d3432db9-9d6d-4a73-bc69-e16de677aae6/bin/ugemcutter-C1kR7RIaUi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/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_d3432db9-9d6d-4a73-bc69-e16de677aae6/bin/ugemcutter-C1kR7RIaUi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/bin/ugemcutter-C1kR7RIaUi/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/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_d3432db9-9d6d-4a73-bc69-e16de677aae6/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 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-04 12:06:03,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-04 12:06:03,014 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-04 12:06:03,070 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-04 12:06:03,071 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-04 12:06:03,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-04 12:06:03,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-04 12:06:03,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-04 12:06:03,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-04 12:06:03,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-04 12:06:03,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-04 12:06:03,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-04 12:06:03,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-04 12:06:03,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-04 12:06:03,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-04 12:06:03,113 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-04 12:06:03,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-04 12:06:03,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-04 12:06:03,118 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-04 12:06:03,123 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-04 12:06:03,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-04 12:06:03,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-04 12:06:03,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-04 12:06:03,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-04 12:06:03,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-04 12:06:03,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-04 12:06:03,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-04 12:06:03,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-04 12:06:03,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-04 12:06:03,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-04 12:06:03,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-04 12:06:03,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-04 12:06:03,149 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-04 12:06:03,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-04 12:06:03,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-04 12:06:03,151 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-04 12:06:03,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-04 12:06:03,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-04 12:06:03,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-04 12:06:03,155 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-04 12:06:03,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-04 12:06:03,161 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/bin/ugemcutter-C1kR7RIaUi/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2022-11-04 12:06:03,205 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-04 12:06:03,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-04 12:06:03,206 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-04 12:06:03,207 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-04 12:06:03,208 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-04 12:06:03,208 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-04 12:06:03,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-04 12:06:03,210 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-04 12:06:03,210 INFO L138 SettingsManager]: * Use SBE=true [2022-11-04 12:06:03,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-04 12:06:03,212 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-04 12:06:03,212 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-04 12:06:03,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-04 12:06:03,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-04 12:06:03,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-04 12:06:03,213 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-04 12:06:03,213 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-04 12:06:03,213 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-04 12:06:03,214 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-04 12:06:03,214 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-04 12:06:03,214 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-04 12:06:03,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-04 12:06:03,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-04 12:06:03,215 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-04 12:06:03,215 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-04 12:06:03,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-04 12:06:03,216 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-04 12:06:03,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-04 12:06:03,216 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-04 12:06:03,216 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-04 12:06:03,216 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2022-11-04 12:06:03,217 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-04 12:06:03,217 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-04 12:06:03,217 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-04 12:06:03,218 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-04 12:06:03,218 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-04 12:06:03,218 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-04 12:06:03,218 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-04 12:06:03,219 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_d3432db9-9d6d-4a73-bc69-e16de677aae6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/bin/ugemcutter-C1kR7RIaUi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb [2022-11-04 12:06:03,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-04 12:06:03,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-04 12:06:03,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-04 12:06:03,599 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-04 12:06:03,600 INFO L275 PluginConnector]: CDTParser initialized [2022-11-04 12:06:03,602 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/bin/ugemcutter-C1kR7RIaUi/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-04 12:06:03,683 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/bin/ugemcutter-C1kR7RIaUi/data/49ef13ccb/7f2de253b99c48eb89d7d2feed11fb17/FLAGc28244663 [2022-11-04 12:06:04,788 INFO L306 CDTParser]: Found 1 translation units. [2022-11-04 12:06:04,789 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-11-04 12:06:04,836 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/bin/ugemcutter-C1kR7RIaUi/data/49ef13ccb/7f2de253b99c48eb89d7d2feed11fb17/FLAGc28244663 [2022-11-04 12:06:05,166 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3432db9-9d6d-4a73-bc69-e16de677aae6/bin/ugemcutter-C1kR7RIaUi/data/49ef13ccb/7f2de253b99c48eb89d7d2feed11fb17 [2022-11-04 12:06:05,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-04 12:06:05,172 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-04 12:06:05,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-04 12:06:05,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-04 12:06:05,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-04 12:06:05,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:06:05" (1/1) ... [2022-11-04 12:06:05,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f131ac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:05, skipping insertion in model container [2022-11-04 12:06:05,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:06:05" (1/1) ... [2022-11-04 12:06:05,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-04 12:06:05,362 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-04 12:06:05,851 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_d3432db9-9d6d-4a73-bc69-e16de677aae6/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-11-04 12:06:09,678 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-04 12:06:09,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ccbd1a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:09, skipping insertion in model container [2022-11-04 12:06:09,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-04 12:06:09,680 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-04 12:06:09,681 INFO L158 Benchmark]: Toolchain (without parser) took 4508.48ms. Allocated memory is still 77.6MB. Free memory was 43.4MB in the beginning and 37.5MB in the end (delta: 5.9MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2022-11-04 12:06:09,682 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 54.5MB. Free memory was 33.6MB in the beginning and 33.5MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-04 12:06:09,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4505.53ms. Allocated memory is still 77.6MB. Free memory was 43.2MB in the beginning and 37.5MB in the end (delta: 5.6MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2022-11-04 12:06:09,685 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 54.5MB. Free memory was 33.6MB in the beginning and 33.5MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4505.53ms. Allocated memory is still 77.6MB. Free memory was 43.2MB in the beginning and 37.5MB in the end (delta: 5.6MB). Peak memory consumption was 15.2MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN