./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r --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 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 05:41:49,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 05:41:49,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 05:41:49,237 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 05:41:49,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 05:41:49,239 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 05:41:49,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 05:41:49,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 05:41:49,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 05:41:49,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 05:41:49,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 05:41:49,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 05:41:49,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 05:41:49,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 05:41:49,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 05:41:49,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 05:41:49,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 05:41:49,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 05:41:49,272 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 05:41:49,275 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 05:41:49,278 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 05:41:49,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 05:41:49,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 05:41:49,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 05:41:49,296 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 05:41:49,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 05:41:49,301 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 05:41:49,302 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 05:41:49,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 05:41:49,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 05:41:49,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 05:41:49,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 05:41:49,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 05:41:49,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 05:41:49,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 05:41:49,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 05:41:49,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 05:41:49,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 05:41:49,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 05:41:49,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 05:41:49,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 05:41:49,317 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-19 05:41:49,362 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 05:41:49,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 05:41:49,363 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-19 05:41:49,363 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-19 05:41:49,364 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 05:41:49,364 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 05:41:49,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-19 05:41:49,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-19 05:41:49,366 INFO L138 SettingsManager]: * Use SBE=true [2021-11-19 05:41:49,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 05:41:49,367 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 05:41:49,367 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 05:41:49,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 05:41:49,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 05:41:49,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 05:41:49,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 05:41:49,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 05:41:49,369 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 05:41:49,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 05:41:49,369 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 05:41:49,369 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 05:41:49,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 05:41:49,370 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 05:41:49,370 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-19 05:41:49,370 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 05:41:49,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 05:41:49,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 05:41:49,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 05:41:49,372 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 05:41:49,372 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-19 05:41:49,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 05:41:49,372 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-19 05:41:49,373 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-19 05:41:49,373 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 05:41:49,373 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-19 05:41:49,373 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-19 05:41:49,374 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_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 [2021-11-19 05:41:49,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 05:41:49,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 05:41:49,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 05:41:49,706 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 05:41:49,707 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 05:41:49,708 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2021-11-19 05:41:49,789 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/data/6419a16af/c41a8ec23ad044bd80ba1d405d136057/FLAGad7548a39 [2021-11-19 05:41:50,631 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 05:41:50,632 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2021-11-19 05:41:50,677 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/data/6419a16af/c41a8ec23ad044bd80ba1d405d136057/FLAGad7548a39 [2021-11-19 05:41:51,146 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/data/6419a16af/c41a8ec23ad044bd80ba1d405d136057 [2021-11-19 05:41:51,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 05:41:51,149 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 05:41:51,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 05:41:51,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 05:41:51,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 05:41:51,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:41:51" (1/1) ... [2021-11-19 05:41:51,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2887ae62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:41:51, skipping insertion in model container [2021-11-19 05:41:51,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:41:51" (1/1) ... [2021-11-19 05:41:51,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 05:41:51,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 05:41:51,865 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_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i[5469,5482] [2021-11-19 05:41:55,956 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-19 05:41:55,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@638ac5ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:41:55, skipping insertion in model container [2021-11-19 05:41:55,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 05:41:55,957 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 05:41:55,959 INFO L158 Benchmark]: Toolchain (without parser) took 4808.52ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 51.6MB in the beginning and 81.3MB in the end (delta: -29.7MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2021-11-19 05:41:55,960 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 96.5MB. Free memory was 69.2MB in the beginning and 69.2MB in the end (delta: 31.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 05:41:55,961 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4805.31ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 51.4MB in the beginning and 81.3MB in the end (delta: -29.9MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2021-11-19 05:41:55,963 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 96.5MB. Free memory was 69.2MB in the beginning and 69.2MB in the end (delta: 31.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4805.31ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 51.4MB in the beginning and 81.3MB in the end (delta: -29.9MB). Peak memory consumption was 22.1MB. 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r --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 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 05:41:58,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 05:41:58,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 05:41:58,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 05:41:58,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 05:41:58,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 05:41:58,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 05:41:58,359 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 05:41:58,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 05:41:58,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 05:41:58,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 05:41:58,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 05:41:58,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 05:41:58,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 05:41:58,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 05:41:58,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 05:41:58,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 05:41:58,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 05:41:58,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 05:41:58,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 05:41:58,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 05:41:58,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 05:41:58,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 05:41:58,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 05:41:58,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 05:41:58,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 05:41:58,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 05:41:58,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 05:41:58,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 05:41:58,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 05:41:58,403 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 05:41:58,404 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 05:41:58,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 05:41:58,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 05:41:58,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 05:41:58,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 05:41:58,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 05:41:58,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 05:41:58,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 05:41:58,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 05:41:58,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 05:41:58,416 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-11-19 05:41:58,467 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 05:41:58,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 05:41:58,468 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-19 05:41:58,468 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-19 05:41:58,469 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 05:41:58,470 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 05:41:58,471 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-19 05:41:58,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-19 05:41:58,472 INFO L138 SettingsManager]: * Use SBE=true [2021-11-19 05:41:58,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 05:41:58,473 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 05:41:58,474 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 05:41:58,474 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 05:41:58,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 05:41:58,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 05:41:58,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 05:41:58,475 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 05:41:58,475 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 05:41:58,475 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 05:41:58,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 05:41:58,476 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 05:41:58,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 05:41:58,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 05:41:58,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 05:41:58,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 05:41:58,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 05:41:58,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 05:41:58,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 05:41:58,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 05:41:58,478 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-19 05:41:58,478 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 05:41:58,478 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-19 05:41:58,479 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-19 05:41:58,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 05:41:58,479 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-19 05:41:58,479 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-19 05:41:58,479 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 05:41:58,480 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_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 [2021-11-19 05:41:58,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 05:41:58,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 05:41:58,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 05:41:58,965 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 05:41:58,967 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 05:41:58,968 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2021-11-19 05:41:59,067 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/data/23c4e06ac/79694965c6074dbba397fa69e1eda3da/FLAGb2c06ca70 [2021-11-19 05:42:00,032 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 05:42:00,033 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2021-11-19 05:42:00,082 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/data/23c4e06ac/79694965c6074dbba397fa69e1eda3da/FLAGb2c06ca70 [2021-11-19 05:42:00,429 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/bin/ugemcutter-Ozs8LMUF8r/data/23c4e06ac/79694965c6074dbba397fa69e1eda3da [2021-11-19 05:42:00,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 05:42:00,432 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 05:42:00,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 05:42:00,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 05:42:00,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 05:42:00,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:42:00" (1/1) ... [2021-11-19 05:42:00,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5079ac7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:42:00, skipping insertion in model container [2021-11-19 05:42:00,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:42:00" (1/1) ... [2021-11-19 05:42:00,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 05:42:00,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 05:42:00,990 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_d3d9fd10-9873-4ebe-b4c1-9cb1a59424bb/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i[5469,5482] [2021-11-19 05:42:05,432 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-19 05:42:05,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@56840ab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:42:05, skipping insertion in model container [2021-11-19 05:42:05,433 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 05:42:05,434 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 05:42:05,436 INFO L158 Benchmark]: Toolchain (without parser) took 5002.10ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 35.2MB in the beginning and 41.3MB in the end (delta: -6.0MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2021-11-19 05:42:05,437 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 56.6MB. Free memory was 37.5MB in the beginning and 37.5MB in the end (delta: 42.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 05:42:05,438 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4997.37ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 35.1MB in the beginning and 41.3MB in the end (delta: -6.2MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2021-11-19 05:42:05,440 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 56.6MB. Free memory was 37.5MB in the beginning and 37.5MB in the end (delta: 42.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4997.37ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 35.1MB in the beginning and 41.3MB in the end (delta: -6.2MB). Peak memory consumption was 28.6MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN