./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 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/config/TaipanReach.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_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 03:33:55,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:33:55,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:33:55,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:33:55,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:33:55,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:33:55,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:33:55,977 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:33:55,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:33:55,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:33:55,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:33:55,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:33:55,990 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:33:55,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:33:56,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:33:56,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:33:56,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:33:56,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:33:56,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:33:56,011 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:33:56,013 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:33:56,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:33:56,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:33:56,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:33:56,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:33:56,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:33:56,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:33:56,025 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:33:56,025 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:33:56,027 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:33:56,027 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:33:56,028 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:33:56,029 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:33:56,030 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:33:56,032 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:33:56,032 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:33:56,033 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:33:56,034 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:33:56,034 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:33:56,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:33:56,036 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:33:56,037 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-03 03:33:56,066 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:33:56,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:33:56,067 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:33:56,067 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:33:56,068 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:33:56,068 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:33:56,069 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:33:56,069 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:33:56,070 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:33:56,070 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 03:33:56,070 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:33:56,071 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:33:56,071 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 03:33:56,071 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 03:33:56,072 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:33:56,072 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 03:33:56,072 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 03:33:56,073 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 03:33:56,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:33:56,074 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 03:33:56,074 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 03:33:56,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 03:33:56,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:33:56,076 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:33:56,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:33:56,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:33:56,077 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 03:33:56,077 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:33:56,077 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:33:56,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:33:56,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:33:56,078 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:33:56,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:33:56,079 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:33:56,079 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 03:33:56,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:33:56,080 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:33:56,080 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 03:33:56,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 03:33:56,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:33:56,081 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:33:56,082 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_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 [2022-11-03 03:33:56,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:33:56,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:33:56,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:33:56,534 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:33:56,536 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:33:56,537 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-11-03 03:33:56,621 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/data/224436061/66772a50c1c143789a68a7efc7e1564d/FLAGe4b543fd6 [2022-11-03 03:33:57,802 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:33:57,804 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-11-03 03:33:57,872 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/data/224436061/66772a50c1c143789a68a7efc7e1564d/FLAGe4b543fd6 [2022-11-03 03:33:58,098 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/data/224436061/66772a50c1c143789a68a7efc7e1564d [2022-11-03 03:33:58,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:33:58,105 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:33:58,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:33:58,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:33:58,114 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:33:58,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:33:58" (1/1) ... [2022-11-03 03:33:58,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@303d4500 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:33:58, skipping insertion in model container [2022-11-03 03:33:58,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:33:58" (1/1) ... [2022-11-03 03:33:58,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:33:58,277 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:33:58,803 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_26fa17a9-094f-476d-889d-a7bc39c4b3f7/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i[5469,5482] [2022-11-03 03:34:04,222 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-03 03:34:04,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@63d8efaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:34:04, skipping insertion in model container [2022-11-03 03:34:04,223 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:34:04,224 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 03:34:04,226 INFO L158 Benchmark]: Toolchain (without parser) took 6120.26ms. Allocated memory was 100.7MB in the beginning and 138.4MB in the end (delta: 37.7MB). Free memory was 70.7MB in the beginning and 97.8MB in the end (delta: -27.1MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2022-11-03 03:34:04,227 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 100.7MB. Free memory is still 77.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:34:04,228 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6115.44ms. Allocated memory was 100.7MB in the beginning and 138.4MB in the end (delta: 37.7MB). Free memory was 70.7MB in the beginning and 97.8MB in the end (delta: -27.1MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2022-11-03 03:34:04,230 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 100.7MB. Free memory is still 77.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6115.44ms. Allocated memory was 100.7MB in the beginning and 138.4MB in the end (delta: 37.7MB). Free memory was 70.7MB in the beginning and 97.8MB in the end (delta: -27.1MB). Peak memory consumption was 35.1MB. 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/config/TaipanReach.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_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 03:34:06,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:34:06,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:34:07,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:34:07,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:34:07,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:34:07,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:34:07,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:34:07,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:34:07,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:34:07,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:34:07,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:34:07,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:34:07,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:34:07,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:34:07,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:34:07,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:34:07,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:34:07,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:34:07,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:34:07,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:34:07,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:34:07,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:34:07,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:34:07,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:34:07,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:34:07,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:34:07,079 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:34:07,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:34:07,081 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:34:07,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:34:07,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:34:07,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:34:07,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:34:07,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:34:07,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:34:07,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:34:07,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:34:07,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:34:07,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:34:07,093 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:34:07,101 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-03 03:34:07,164 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:34:07,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:34:07,165 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:34:07,165 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:34:07,166 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:34:07,166 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:34:07,167 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:34:07,167 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:34:07,167 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:34:07,167 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:34:07,167 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:34:07,168 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:34:07,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:34:07,169 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 03:34:07,169 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 03:34:07,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:34:07,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:34:07,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:34:07,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:34:07,172 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 03:34:07,173 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 03:34:07,173 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 03:34:07,173 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 03:34:07,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:34:07,174 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:34:07,174 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:34:07,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:34:07,175 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 03:34:07,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:34:07,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:34:07,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:34:07,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:34:07,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:34:07,178 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 03:34:07,178 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 03:34:07,178 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:34:07,180 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:34:07,180 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 03:34:07,180 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_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 [2022-11-03 03:34:07,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:34:07,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:34:07,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:34:07,707 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:34:07,708 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:34:07,711 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-11-03 03:34:07,799 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/data/fa81d8540/78fb64c4b46d4c32ab20479c4b45e895/FLAGc5c3cf7e7 [2022-11-03 03:34:08,983 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:34:08,984 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-11-03 03:34:09,049 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/data/fa81d8540/78fb64c4b46d4c32ab20479c4b45e895/FLAGc5c3cf7e7 [2022-11-03 03:34:09,347 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26fa17a9-094f-476d-889d-a7bc39c4b3f7/bin/utaipan-7li7fVZpFI/data/fa81d8540/78fb64c4b46d4c32ab20479c4b45e895 [2022-11-03 03:34:09,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:34:09,352 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:34:09,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:34:09,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:34:09,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:34:09,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:34:09" (1/1) ... [2022-11-03 03:34:09,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11da8b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:34:09, skipping insertion in model container [2022-11-03 03:34:09,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:34:09" (1/1) ... [2022-11-03 03:34:09,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:34:09,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:34:10,045 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_26fa17a9-094f-476d-889d-a7bc39c4b3f7/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i[5469,5482] [2022-11-03 03:34:13,762 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-03 03:34:13,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2dd9963a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:34:13, skipping insertion in model container [2022-11-03 03:34:13,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:34:13,764 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 03:34:13,767 INFO L158 Benchmark]: Toolchain (without parser) took 4413.31ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 30.9MB in the beginning and 40.3MB in the end (delta: -9.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-03 03:34:13,769 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 62.9MB. Free memory was 43.2MB in the beginning and 43.2MB in the end (delta: 57.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:34:13,772 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4409.82ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 30.7MB in the beginning and 40.3MB in the end (delta: -9.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-03 03:34:13,775 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 62.9MB. Free memory was 43.2MB in the beginning and 43.2MB in the end (delta: 57.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4409.82ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 30.7MB in the beginning and 40.3MB in the end (delta: -9.6MB). Peak memory consumption was 16.8MB. 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