./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/config/KojakReach.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_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI --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 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 ................................................................................................................................ 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_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/config/KojakReach.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_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI --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 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 02:54:28,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 02:54:28,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 02:54:28,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 02:54:28,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 02:54:28,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 02:54:28,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 02:54:28,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 02:54:28,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 02:54:28,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 02:54:28,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 02:54:28,401 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 02:54:28,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 02:54:28,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 02:54:28,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 02:54:28,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 02:54:28,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 02:54:28,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 02:54:28,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 02:54:28,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 02:54:28,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 02:54:28,433 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 02:54:28,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 02:54:28,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 02:54:28,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 02:54:28,444 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 02:54:28,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 02:54:28,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 02:54:28,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 02:54:28,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 02:54:28,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 02:54:28,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 02:54:28,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 02:54:28,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 02:54:28,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 02:54:28,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 02:54:28,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 02:54:28,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 02:54:28,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 02:54:28,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 02:54:28,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 02:54:28,461 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 02:54:28,506 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 02:54:28,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 02:54:28,507 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 02:54:28,507 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 02:54:28,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 02:54:28,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 02:54:28,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 02:54:28,509 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 02:54:28,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 02:54:28,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 02:54:28,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 02:54:28,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 02:54:28,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 02:54:28,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 02:54:28,511 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 02:54:28,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 02:54:28,511 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 02:54:28,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 02:54:28,512 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 02:54:28,512 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 02:54:28,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 02:54:28,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:54:28,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 02:54:28,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 02:54:28,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 02:54:28,514 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 02:54:28,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 02:54:28,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 02:54:28,514 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_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 [2021-10-29 02:54:28,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 02:54:28,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 02:54:28,772 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 02:54:28,774 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 02:54:28,775 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 02:54:28,776 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2021-10-29 02:54:28,865 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/data/deb7f3399/cca1cd8fb3cc4cfe8f49746fcee3cdd8/FLAG63cd905d3 [2021-10-29 02:54:29,694 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 02:54:29,697 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2021-10-29 02:54:29,748 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/data/deb7f3399/cca1cd8fb3cc4cfe8f49746fcee3cdd8/FLAG63cd905d3 [2021-10-29 02:54:30,170 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/data/deb7f3399/cca1cd8fb3cc4cfe8f49746fcee3cdd8 [2021-10-29 02:54:30,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 02:54:30,179 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 02:54:30,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 02:54:30,181 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 02:54:30,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 02:54:30,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:54:30" (1/1) ... [2021-10-29 02:54:30,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2aacfaca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:30, skipping insertion in model container [2021-10-29 02:54:30,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:54:30" (1/1) ... [2021-10-29 02:54:30,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 02:54:30,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 02:54:30,787 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i[5469,5482] [2021-10-29 02:54:35,147 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-10-29 02:54:35,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@9e12234 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:35, skipping insertion in model container [2021-10-29 02:54:35,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 02:54:35,148 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 02:54:35,150 INFO L168 Benchmark]: Toolchain (without parser) took 4970.09 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 55.8 MB in the beginning and 70.5 MB in the end (delta: -14.7 MB). Peak memory consumption was 21.2 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:35,151 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 100.7 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:54:35,152 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4967.29 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 55.6 MB in the beginning and 70.5 MB in the end (delta: -14.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:35,154 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 100.7 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4967.29 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 55.6 MB in the beginning and 70.5 MB in the end (delta: -14.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 02:54:37,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 02:54:37,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 02:54:37,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 02:54:37,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 02:54:37,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 02:54:37,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 02:54:37,583 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 02:54:37,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 02:54:37,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 02:54:37,599 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 02:54:37,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 02:54:37,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 02:54:37,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 02:54:37,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 02:54:37,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 02:54:37,614 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 02:54:37,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 02:54:37,618 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 02:54:37,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 02:54:37,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 02:54:37,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 02:54:37,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 02:54:37,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 02:54:37,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 02:54:37,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 02:54:37,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 02:54:37,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 02:54:37,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 02:54:37,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 02:54:37,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 02:54:37,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 02:54:37,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 02:54:37,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 02:54:37,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 02:54:37,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 02:54:37,654 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 02:54:37,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 02:54:37,655 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 02:54:37,657 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 02:54:37,658 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 02:54:37,663 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 02:54:37,707 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 02:54:37,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 02:54:37,708 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 02:54:37,709 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 02:54:37,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 02:54:37,710 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 02:54:37,711 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 02:54:37,711 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 02:54:37,711 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 02:54:37,711 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 02:54:37,712 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 02:54:37,712 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 02:54:37,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 02:54:37,713 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 02:54:37,713 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 02:54:37,713 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 02:54:37,713 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 02:54:37,714 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 02:54:37,714 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 02:54:37,714 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 02:54:37,714 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 02:54:37,714 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 02:54:37,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 02:54:37,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:54:37,715 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 02:54:37,715 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 02:54:37,715 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 02:54:37,716 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 02:54:37,716 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 02:54:37,716 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 02:54:37,716 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 02:54:37,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 02:54:37,717 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_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 [2021-10-29 02:54:38,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 02:54:38,181 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 02:54:38,184 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 02:54:38,186 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 02:54:38,187 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 02:54:38,189 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2021-10-29 02:54:38,264 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/data/7d6479455/32b5102dcb504dec94ad8c67c674a8b5/FLAGfbb9e44cb [2021-10-29 02:54:39,295 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 02:54:39,297 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2021-10-29 02:54:39,358 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/data/7d6479455/32b5102dcb504dec94ad8c67c674a8b5/FLAGfbb9e44cb [2021-10-29 02:54:39,701 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/bin/ukojak-Rh5K9KB4LI/data/7d6479455/32b5102dcb504dec94ad8c67c674a8b5 [2021-10-29 02:54:39,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 02:54:39,705 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 02:54:39,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 02:54:39,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 02:54:39,709 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 02:54:39,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:54:39" (1/1) ... [2021-10-29 02:54:39,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@304341b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:39, skipping insertion in model container [2021-10-29 02:54:39,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:54:39" (1/1) ... [2021-10-29 02:54:39,719 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 02:54:39,834 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 02:54:40,327 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87769844-f431-4c43-95af-4efd5ba51632/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i[5469,5482] [2021-10-29 02:54:45,185 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-10-29 02:54:45,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4164c0bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:45, skipping insertion in model container [2021-10-29 02:54:45,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 02:54:45,187 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 02:54:45,190 INFO L168 Benchmark]: Toolchain (without parser) took 5483.38 ms. Allocated memory was 69.2 MB in the beginning and 96.5 MB in the end (delta: 27.3 MB). Free memory was 39.2 MB in the beginning and 60.3 MB in the end (delta: -21.1 MB). Peak memory consumption was 24.3 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:45,193 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 69.2 MB. Free memory was 50.1 MB in the beginning and 50.0 MB in the end (delta: 54.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:54:45,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5481.07 ms. Allocated memory was 69.2 MB in the beginning and 96.5 MB in the end (delta: 27.3 MB). Free memory was 39.1 MB in the beginning and 60.3 MB in the end (delta: -21.2 MB). Peak memory consumption was 24.3 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:45,197 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 69.2 MB. Free memory was 50.1 MB in the beginning and 50.0 MB in the end (delta: 54.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5481.07 ms. Allocated memory was 69.2 MB in the beginning and 96.5 MB in the end (delta: 27.3 MB). Free memory was 39.1 MB in the beginning and 60.3 MB in the end (delta: -21.2 MB). Peak memory consumption was 24.3 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...