./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 31a0eb1c375123465029054813704556a808514c ................................................................................................................................ 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_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 31a0eb1c375123465029054813704556a808514c .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:32:25,888 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:32:25,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:32:25,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:32:25,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:32:25,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:32:25,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:32:25,941 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:32:25,944 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:32:25,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:32:25,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:32:25,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:32:25,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:32:25,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:32:25,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:32:25,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:32:25,956 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:32:25,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:32:25,960 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:32:25,963 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:32:25,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:32:25,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:32:25,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:32:25,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:32:25,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:32:25,975 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:32:25,976 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:32:25,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:32:25,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:32:25,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:32:25,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:32:25,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:32:25,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:32:25,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:32:25,985 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:32:25,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:32:25,987 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:32:25,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:32:25,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:32:25,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:32:25,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:32:25,992 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:32:26,019 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:32:26,019 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:32:26,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:32:26,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:32:26,021 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:32:26,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:32:26,022 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:32:26,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:32:26,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:32:26,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:32:26,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:32:26,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:32:26,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:32:26,024 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:32:26,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:32:26,025 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:32:26,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:32:26,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:32:26,026 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:32:26,026 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:32:26,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:32:26,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:32:26,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:32:26,027 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:32:26,027 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:32:26,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:32:26,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:32:26,028 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:32:26,028 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_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31a0eb1c375123465029054813704556a808514c [2021-10-11 00:32:26,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:32:26,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:32:26,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:32:26,353 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:32:26,354 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:32:26,356 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-10-11 00:32:26,442 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/data/6348f0024/94849113b83f4f7c9526a3298026aea6/FLAGf9c233256 [2021-10-11 00:32:27,312 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:32:27,314 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-10-11 00:32:27,376 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/data/6348f0024/94849113b83f4f7c9526a3298026aea6/FLAGf9c233256 [2021-10-11 00:32:27,428 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/data/6348f0024/94849113b83f4f7c9526a3298026aea6 [2021-10-11 00:32:27,432 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:32:27,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:32:27,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:32:27,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:32:27,443 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:32:27,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:32:27" (1/1) ... [2021-10-11 00:32:27,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b14aeda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:27, skipping insertion in model container [2021-10-11 00:32:27,448 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:32:27" (1/1) ... [2021-10-11 00:32:27,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:32:27,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:32:28,096 WARN L226 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_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2021-10-11 00:32:31,498 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-10-11 00:32:31,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36f24e5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:31, skipping insertion in model container [2021-10-11 00:32:31,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:32:31,500 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 00:32:31,502 INFO L168 Benchmark]: Toolchain (without parser) took 4064.87 ms. Allocated memory was 90.2 MB in the beginning and 115.3 MB in the end (delta: 25.2 MB). Free memory was 45.3 MB in the beginning and 77.7 MB in the end (delta: -32.4 MB). Peak memory consumption was 19.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:31,503 INFO L168 Benchmark]: CDTParser took 0.67 ms. Allocated memory is still 90.2 MB. Free memory was 61.3 MB in the beginning and 61.3 MB in the end (delta: 29.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:32:31,504 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4061.17 ms. Allocated memory was 90.2 MB in the beginning and 115.3 MB in the end (delta: 25.2 MB). Free memory was 45.1 MB in the beginning and 77.7 MB in the end (delta: -32.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:31,506 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 ms. Allocated memory is still 90.2 MB. Free memory was 61.3 MB in the beginning and 61.3 MB in the end (delta: 29.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4061.17 ms. Allocated memory was 90.2 MB in the beginning and 115.3 MB in the end (delta: 25.2 MB). Free memory was 45.1 MB in the beginning and 77.7 MB in the end (delta: -32.6 MB). Peak memory consumption was 19.6 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 0.2.0-7b2dab5 [2021-10-11 00:32:33,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:32:33,811 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:32:33,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:32:33,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:32:33,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:32:33,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:32:33,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:32:33,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:32:33,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:32:33,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:32:33,858 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:32:33,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:32:33,860 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:32:33,861 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:32:33,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:32:33,864 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:32:33,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:32:33,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:32:33,870 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:32:33,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:32:33,874 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:32:33,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:32:33,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:32:33,881 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:32:33,882 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:32:33,882 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:32:33,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:32:33,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:32:33,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:32:33,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:32:33,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:32:33,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:32:33,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:32:33,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:32:33,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:32:33,892 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:32:33,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:32:33,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:32:33,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:32:33,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:32:33,908 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-11 00:32:33,956 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:32:33,957 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:32:33,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:32:33,960 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:32:33,960 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:32:33,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:32:33,960 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:32:33,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:32:33,962 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:32:33,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:32:33,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:32:33,963 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:32:33,964 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 00:32:33,964 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 00:32:33,964 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:32:33,964 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:32:33,965 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:32:33,965 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:32:33,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:32:33,966 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:32:33,966 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:32:33,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:32:33,966 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:32:33,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:32:33,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:32:33,967 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-11 00:32:33,967 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 00:32:33,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:32:33,968 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:32:33,968 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 00:32:33,969 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_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31a0eb1c375123465029054813704556a808514c [2021-10-11 00:32:34,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:32:34,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:32:34,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:32:34,410 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:32:34,411 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:32:34,412 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-10-11 00:32:34,496 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/data/1e3e855a6/2bf7aac74492449a9a1a2eae259c16be/FLAG731a1013b [2021-10-11 00:32:35,578 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:32:35,580 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-10-11 00:32:35,619 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/data/1e3e855a6/2bf7aac74492449a9a1a2eae259c16be/FLAG731a1013b [2021-10-11 00:32:36,000 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/bin/uautomizer-Z5i5R5N3CC/data/1e3e855a6/2bf7aac74492449a9a1a2eae259c16be [2021-10-11 00:32:36,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:32:36,004 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:32:36,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:32:36,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:32:36,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:32:36,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:32:36" (1/1) ... [2021-10-11 00:32:36,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ec4baa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:36, skipping insertion in model container [2021-10-11 00:32:36,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:32:36" (1/1) ... [2021-10-11 00:32:36,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:32:36,198 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:32:36,684 WARN L226 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_a6d1424b-b4ce-4cc1-9af8-72c4c0a71984/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2021-10-11 00:32:40,281 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-10-11 00:32:40,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@22b2391f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:40, skipping insertion in model container [2021-10-11 00:32:40,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:32:40,283 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 00:32:40,285 INFO L168 Benchmark]: Toolchain (without parser) took 4279.41 ms. Allocated memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: 23.1 MB). Free memory was 27.9 MB in the beginning and 44.5 MB in the end (delta: -16.5 MB). Peak memory consumption was 16.7 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:40,286 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 60.8 MB. Free memory is still 41.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:32:40,287 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4276.74 ms. Allocated memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: 23.1 MB). Free memory was 27.8 MB in the beginning and 44.5 MB in the end (delta: -16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:40,291 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 60.8 MB. Free memory is still 41.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4276.74 ms. Allocated memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: 23.1 MB). Free memory was 27.8 MB in the beginning and 44.5 MB in the end (delta: -16.7 MB). Peak memory consumption was 16.7 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...