./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 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/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_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7 --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 eefa9a333e1ee4770c037634061df0061348ca43 ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/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_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7 --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 eefa9a333e1ee4770c037634061df0061348ca43 ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 01:24:34,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 01:24:34,675 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 01:24:34,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 01:24:34,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 01:24:34,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 01:24:34,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 01:24:34,746 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 01:24:34,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 01:24:34,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 01:24:34,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 01:24:34,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 01:24:34,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 01:24:34,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 01:24:34,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 01:24:34,771 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 01:24:34,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 01:24:34,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 01:24:34,780 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 01:24:34,790 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 01:24:34,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 01:24:34,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 01:24:34,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 01:24:34,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 01:24:34,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 01:24:34,804 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 01:24:34,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 01:24:34,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 01:24:34,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 01:24:34,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 01:24:34,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 01:24:34,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 01:24:34,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 01:24:34,813 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 01:24:34,815 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 01:24:34,815 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 01:24:34,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 01:24:34,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 01:24:34,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 01:24:34,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 01:24:34,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 01:24:34,820 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-10-16 01:24:34,869 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 01:24:34,869 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 01:24:34,870 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-16 01:24:34,870 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-16 01:24:34,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 01:24:34,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 01:24:34,878 INFO L138 SettingsManager]: * Use SBE=true [2021-10-16 01:24:34,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 01:24:34,879 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 01:24:34,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 01:24:34,880 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 01:24:34,881 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 01:24:34,881 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 01:24:34,881 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 01:24:34,881 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 01:24:34,882 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 01:24:34,882 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 01:24:34,882 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 01:24:34,882 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 01:24:34,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 01:24:34,883 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 01:24:34,883 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-16 01:24:34,883 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 01:24:34,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 01:24:34,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 01:24:34,884 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 01:24:34,884 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 01:24:34,885 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-16 01:24:34,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 01:24:34,887 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-16 01:24:34,887 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-16 01:24:34,887 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 01:24:34,887 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-16 01:24:34,888 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-16 01:24:34,888 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_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eefa9a333e1ee4770c037634061df0061348ca43 [2021-10-16 01:24:35,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 01:24:35,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 01:24:35,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 01:24:35,228 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 01:24:35,229 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 01:24:35,230 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2021-10-16 01:24:35,316 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/data/e8daf6362/5d47ad66271b494fab50fc638eb1ebf1/FLAG0a23cbb30 [2021-10-16 01:24:36,268 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 01:24:36,269 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2021-10-16 01:24:36,337 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/data/e8daf6362/5d47ad66271b494fab50fc638eb1ebf1/FLAG0a23cbb30 [2021-10-16 01:24:36,714 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/data/e8daf6362/5d47ad66271b494fab50fc638eb1ebf1 [2021-10-16 01:24:36,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 01:24:36,718 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 01:24:36,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 01:24:36,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 01:24:36,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 01:24:36,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:24:36" (1/1) ... [2021-10-16 01:24:36,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6746aba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:24:36, skipping insertion in model container [2021-10-16 01:24:36,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:24:36" (1/1) ... [2021-10-16 01:24:36,734 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 01:24:36,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 01:24:37,381 WARN L228 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_3db4b44f-0927-42c1-bd67-a2c00ee770c5/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i[5469,5482] [2021-10-16 01:24:42,051 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-10-16 01:24:42,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2b89743c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:24:42, skipping insertion in model container [2021-10-16 01:24:42,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 01:24:42,052 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 01:24:42,055 INFO L168 Benchmark]: Toolchain (without parser) took 5334.71 ms. Allocated memory was 90.2 MB in the beginning and 132.1 MB in the end (delta: 41.9 MB). Free memory was 62.4 MB in the beginning and 97.0 MB in the end (delta: -34.6 MB). Peak memory consumption was 43.0 MB. Max. memory is 16.1 GB. [2021-10-16 01:24:42,055 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 90.2 MB. Free memory was 60.3 MB in the beginning and 60.3 MB in the end (delta: 26.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 01:24:42,056 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5331.67 ms. Allocated memory was 90.2 MB in the beginning and 132.1 MB in the end (delta: 41.9 MB). Free memory was 62.1 MB in the beginning and 97.0 MB in the end (delta: -34.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 16.1 GB. [2021-10-16 01:24:42,058 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 90.2 MB. Free memory was 60.3 MB in the beginning and 60.3 MB in the end (delta: 26.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5331.67 ms. Allocated memory was 90.2 MB in the beginning and 132.1 MB in the end (delta: 41.9 MB). Free memory was 62.1 MB in the beginning and 97.0 MB in the end (delta: -34.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-16 01:24:44,331 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 01:24:44,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 01:24:44,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 01:24:44,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 01:24:44,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 01:24:44,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 01:24:44,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 01:24:44,405 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 01:24:44,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 01:24:44,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 01:24:44,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 01:24:44,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 01:24:44,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 01:24:44,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 01:24:44,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 01:24:44,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 01:24:44,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 01:24:44,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 01:24:44,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 01:24:44,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 01:24:44,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 01:24:44,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 01:24:44,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 01:24:44,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 01:24:44,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 01:24:44,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 01:24:44,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 01:24:44,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 01:24:44,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 01:24:44,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 01:24:44,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 01:24:44,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 01:24:44,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 01:24:44,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 01:24:44,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 01:24:44,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 01:24:44,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 01:24:44,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 01:24:44,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 01:24:44,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 01:24:44,483 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-10-16 01:24:44,530 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 01:24:44,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 01:24:44,531 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-16 01:24:44,531 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-16 01:24:44,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 01:24:44,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 01:24:44,533 INFO L138 SettingsManager]: * Use SBE=true [2021-10-16 01:24:44,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 01:24:44,534 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 01:24:44,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 01:24:44,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 01:24:44,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 01:24:44,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 01:24:44,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 01:24:44,536 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 01:24:44,536 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 01:24:44,536 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 01:24:44,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 01:24:44,537 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 01:24:44,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 01:24:44,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 01:24:44,537 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 01:24:44,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 01:24:44,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 01:24:44,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 01:24:44,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 01:24:44,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 01:24:44,539 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-16 01:24:44,539 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 01:24:44,539 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-16 01:24:44,539 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-16 01:24:44,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 01:24:44,540 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-16 01:24:44,540 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-16 01:24:44,540 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 01:24:44,541 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_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eefa9a333e1ee4770c037634061df0061348ca43 [2021-10-16 01:24:44,917 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 01:24:44,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 01:24:44,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 01:24:44,947 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 01:24:44,948 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 01:24:44,950 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2021-10-16 01:24:45,028 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/data/8e351cf0c/84d22a2bc93841b5b36531a7cb46dc02/FLAGc39b71be3 [2021-10-16 01:24:45,990 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 01:24:45,991 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2021-10-16 01:24:46,047 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/data/8e351cf0c/84d22a2bc93841b5b36531a7cb46dc02/FLAGc39b71be3 [2021-10-16 01:24:46,438 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3db4b44f-0927-42c1-bd67-a2c00ee770c5/bin/ugemcutter-qKN3xmkmp7/data/8e351cf0c/84d22a2bc93841b5b36531a7cb46dc02 [2021-10-16 01:24:46,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 01:24:46,442 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 01:24:46,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 01:24:46,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 01:24:46,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 01:24:46,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:24:46" (1/1) ... [2021-10-16 01:24:46,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@95fdb27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:24:46, skipping insertion in model container [2021-10-16 01:24:46,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:24:46" (1/1) ... [2021-10-16 01:24:46,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 01:24:46,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 01:24:47,004 WARN L228 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_3db4b44f-0927-42c1-bd67-a2c00ee770c5/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i[5469,5482] [2021-10-16 01:24:50,698 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-10-16 01:24:50,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36e2386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:24:50, skipping insertion in model container [2021-10-16 01:24:50,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 01:24:50,700 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 01:24:50,702 INFO L168 Benchmark]: Toolchain (without parser) took 4258.92 ms. Allocated memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: 18.9 MB). Free memory was 33.8 MB in the beginning and 30.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 24.1 MB. Max. memory is 16.1 GB. [2021-10-16 01:24:50,703 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 54.5 MB. Free memory is still 35.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 01:24:50,704 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4256.22 ms. Allocated memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: 18.9 MB). Free memory was 33.5 MB in the beginning and 30.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 24.1 MB. Max. memory is 16.1 GB. [2021-10-16 01:24:50,706 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 54.5 MB. Free memory is still 35.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4256.22 ms. Allocated memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: 18.9 MB). Free memory was 33.5 MB in the beginning and 30.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 24.1 MB. Max. memory is 16.1 GB. * 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...