./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 dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/config/KojakReach.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_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 --- 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-dbf71c6-m [2022-10-17 16:41:18,558 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:41:18,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:41:18,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:41:18,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:41:18,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:41:18,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:41:18,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:41:18,617 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:41:18,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:41:18,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:41:18,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:41:18,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:41:18,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:41:18,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:41:18,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:41:18,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:41:18,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:41:18,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:41:18,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:41:18,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:41:18,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:41:18,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:41:18,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:41:18,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:41:18,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:41:18,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:41:18,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:41:18,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:41:18,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:41:18,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:41:18,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:41:18,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:41:18,679 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:41:18,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:41:18,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:41:18,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:41:18,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:41:18,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:41:18,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:41:18,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:41:18,685 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:41:18,735 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:41:18,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:41:18,737 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:41:18,737 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:41:18,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:41:18,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:41:18,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:41:18,739 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:41:18,739 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:41:18,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:41:18,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:41:18,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:41:18,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:41:18,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:41:18,741 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:41:18,741 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:41:18,741 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:41:18,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:41:18,741 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:41:18,759 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:41:18,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:41:18,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:18,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:41:18,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:41:18,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:41:18,761 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:41:18,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:41:18,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:41:18,761 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_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2022-10-17 16:41:19,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:41:19,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:41:19,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:41:19,048 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:41:19,049 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:41:19,050 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-10-17 16:41:19,116 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/data/0f2ba348a/3b2942861e3c4ded8bbdc9541ae91ca4/FLAG61505c103 [2022-10-17 16:41:20,014 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:41:20,014 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-10-17 16:41:20,058 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/data/0f2ba348a/3b2942861e3c4ded8bbdc9541ae91ca4/FLAG61505c103 [2022-10-17 16:41:20,452 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/data/0f2ba348a/3b2942861e3c4ded8bbdc9541ae91ca4 [2022-10-17 16:41:20,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:41:20,456 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:41:20,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:20,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:41:20,462 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:41:20,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:20" (1/1) ... [2022-10-17 16:41:20,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1933ff72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:20, skipping insertion in model container [2022-10-17 16:41:20,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:20" (1/1) ... [2022-10-17 16:41:20,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:41:20,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:41:21,121 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_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2022-10-17 16:41:24,659 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-10-17 16:41:24,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b4c10f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:24, skipping insertion in model container [2022-10-17 16:41:24,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:24,662 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 16:41:24,666 INFO L158 Benchmark]: Toolchain (without parser) took 4207.17ms. Allocated memory was 100.7MB in the beginning and 146.8MB in the end (delta: 46.1MB). Free memory was 67.3MB in the beginning and 110.2MB in the end (delta: -42.9MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2022-10-17 16:41:24,668 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 100.7MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:41:24,670 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4203.88ms. Allocated memory was 100.7MB in the beginning and 146.8MB in the end (delta: 46.1MB). Free memory was 67.3MB in the beginning and 110.2MB in the end (delta: -42.9MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2022-10-17 16:41:24,673 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 100.7MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4203.88ms. Allocated memory was 100.7MB in the beginning and 146.8MB in the end (delta: 46.1MB). Free memory was 67.3MB in the beginning and 110.2MB in the end (delta: -42.9MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/config/KojakReach.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_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 --- 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-dbf71c6-m [2022-10-17 16:41:27,218 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:41:27,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:41:27,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:41:27,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:41:27,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:41:27,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:41:27,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:41:27,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:41:27,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:41:27,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:41:27,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:41:27,281 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:41:27,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:41:27,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:41:27,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:41:27,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:41:27,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:41:27,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:41:27,295 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:41:27,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:41:27,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:41:27,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:41:27,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:41:27,317 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:41:27,324 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:41:27,324 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:41:27,326 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:41:27,327 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:41:27,329 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:41:27,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:41:27,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:41:27,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:41:27,334 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:41:27,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:41:27,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:41:27,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:41:27,351 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:41:27,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:41:27,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:41:27,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:41:27,356 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:41:27,409 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:41:27,409 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:41:27,411 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:41:27,411 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:41:27,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:41:27,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:41:27,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:41:27,413 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:41:27,414 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:41:27,414 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:41:27,415 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:41:27,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:41:27,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:41:27,416 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:41:27,416 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:41:27,416 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:41:27,416 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:41:27,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:41:27,417 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:41:27,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:41:27,417 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:41:27,418 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:41:27,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:41:27,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:27,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:41:27,419 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:41:27,419 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:41:27,419 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:41:27,419 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:41:27,420 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:41:27,420 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:41:27,420 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:41:27,421 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_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2022-10-17 16:41:27,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:41:27,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:41:27,869 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:41:27,870 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:41:27,871 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:41:27,874 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-10-17 16:41:27,956 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/data/b3f2a58ad/360d97271a824daaabab4498b34cc015/FLAGe0a56f4cb [2022-10-17 16:41:29,085 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:41:29,086 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-10-17 16:41:29,132 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/data/b3f2a58ad/360d97271a824daaabab4498b34cc015/FLAGe0a56f4cb [2022-10-17 16:41:29,446 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/bin/ukojak-92XMlrwhuB/data/b3f2a58ad/360d97271a824daaabab4498b34cc015 [2022-10-17 16:41:29,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:41:29,451 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:41:29,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:29,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:41:29,458 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:41:29,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:29" (1/1) ... [2022-10-17 16:41:29,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@206520c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:29, skipping insertion in model container [2022-10-17 16:41:29,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:29" (1/1) ... [2022-10-17 16:41:29,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:41:29,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:41:30,137 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_72a3d4d0-c8dd-4d66-a274-4ca10c8e68ec/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2022-10-17 16:41:33,959 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-10-17 16:41:33,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@458a756e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:33, skipping insertion in model container [2022-10-17 16:41:33,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:33,960 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 16:41:33,962 INFO L158 Benchmark]: Toolchain (without parser) took 4510.22ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 30.8MB in the beginning and 49.9MB in the end (delta: -19.1MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2022-10-17 16:41:33,963 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 48.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:41:33,964 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4507.06ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 30.6MB in the beginning and 49.9MB in the end (delta: -19.4MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2022-10-17 16:41:33,966 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 48.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4507.06ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 30.6MB in the beginning and 49.9MB in the end (delta: -19.4MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN