./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_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_897f1505-fc0c-4161-aad4-9b53c23410ae/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/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_897f1505-fc0c-4161-aad4-9b53c23410ae/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/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_897f1505-fc0c-4161-aad4-9b53c23410ae/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 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 ................................................................................................................................ 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_897f1505-fc0c-4161-aad4-9b53c23410ae/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/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_897f1505-fc0c-4161-aad4-9b53c23410ae/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/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_897f1505-fc0c-4161-aad4-9b53c23410ae/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 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 .................................................................................................................................... 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 03:58:20,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:58:20,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:58:20,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:58:20,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:58:20,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:58:20,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:58:20,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:58:20,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:58:20,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:58:20,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:58:20,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:58:20,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:58:20,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:58:20,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:58:20,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:58:20,384 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:58:20,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:58:20,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:58:20,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:58:20,400 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:58:20,401 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:58:20,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:58:20,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:58:20,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:58:20,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:58:20,416 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:58:20,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:58:20,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:58:20,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:58:20,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:58:20,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:58:20,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:58:20,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:58:20,428 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:58:20,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:58:20,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:58:20,430 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:58:20,430 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:58:20,431 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:58:20,432 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:58:20,434 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:58:20,484 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:58:20,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:58:20,486 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:58:20,487 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:58:20,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:58:20,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:58:20,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:58:20,489 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:58:20,489 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:58:20,489 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:58:20,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:58:20,490 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:58:20,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:58:20,491 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:58:20,491 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:58:20,491 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:58:20,492 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:58:20,492 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:58:20,492 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:58:20,492 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:58:20,493 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:58:20,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:58:20,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:58:20,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:58:20,494 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:58:20,494 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:58:20,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:58:20,494 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:58:20,495 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_897f1505-fc0c-4161-aad4-9b53c23410ae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 [2021-10-29 03:58:20,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:58:20,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:58:20,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:58:20,811 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:58:20,812 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:58:20,813 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2021-10-29 03:58:20,929 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/bin/ukojak-Rh5K9KB4LI/data/f8e06792b/46d5ed641c7b4fdba2c7715677545c8c/FLAG6038eeec6 [2021-10-29 03:58:21,957 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:58:21,958 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2021-10-29 03:58:22,009 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/bin/ukojak-Rh5K9KB4LI/data/f8e06792b/46d5ed641c7b4fdba2c7715677545c8c/FLAG6038eeec6 [2021-10-29 03:58:22,374 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/bin/ukojak-Rh5K9KB4LI/data/f8e06792b/46d5ed641c7b4fdba2c7715677545c8c [2021-10-29 03:58:22,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:58:22,378 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:58:22,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:58:22,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:58:22,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:58:22,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:58:22" (1/1) ... [2021-10-29 03:58:22,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c87ee42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:22, skipping insertion in model container [2021-10-29 03:58:22,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:58:22" (1/1) ... [2021-10-29 03:58:22,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:58:22,508 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:58:22,970 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_897f1505-fc0c-4161-aad4-9b53c23410ae/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i[5469,5482] [2021-10-29 03:58:27,433 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-10-29 03:58:27,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b70757d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:27, skipping insertion in model container [2021-10-29 03:58:27,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:58:27,435 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 03:58:27,437 INFO L168 Benchmark]: Toolchain (without parser) took 5057.78 ms. Allocated memory was 81.8 MB in the beginning and 102.8 MB in the end (delta: 21.0 MB). Free memory was 53.3 MB in the beginning and 68.2 MB in the end (delta: -14.9 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:27,438 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 81.8 MB. Free memory was 54.8 MB in the beginning and 54.8 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:58:27,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5054.85 ms. Allocated memory was 81.8 MB in the beginning and 102.8 MB in the end (delta: 21.0 MB). Free memory was 53.3 MB in the beginning and 68.2 MB in the end (delta: -14.9 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:27,442 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 81.8 MB. Free memory was 54.8 MB in the beginning and 54.8 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5054.85 ms. Allocated memory was 81.8 MB in the beginning and 102.8 MB in the end (delta: 21.0 MB). Free memory was 53.3 MB in the beginning and 68.2 MB in the end (delta: -14.9 MB). Peak memory consumption was 43.4 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 03:58:29,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:58:29,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:58:29,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:58:29,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:58:29,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:58:29,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:58:29,926 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:58:29,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:58:29,935 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:58:29,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:58:29,942 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:58:29,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:58:29,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:58:29,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:58:29,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:58:29,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:58:29,956 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:58:29,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:58:29,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:58:29,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:58:29,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:58:29,973 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:58:29,975 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:58:29,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:58:29,982 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:58:29,982 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:58:29,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:58:29,984 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:58:29,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:58:29,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:58:29,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:58:29,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:58:29,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:58:29,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:58:29,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:58:29,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:58:29,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:58:30,001 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:58:30,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:58:30,004 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:58:30,005 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 03:58:30,053 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:58:30,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:58:30,055 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:58:30,055 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:58:30,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:58:30,057 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:58:30,058 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:58:30,059 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:58:30,059 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:58:30,059 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:58:30,060 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:58:30,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:58:30,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:58:30,061 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 03:58:30,061 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 03:58:30,062 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 03:58:30,062 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:58:30,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:58:30,062 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:58:30,063 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:58:30,063 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:58:30,063 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:58:30,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:58:30,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:58:30,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:58:30,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:58:30,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:58:30,065 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 03:58:30,065 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 03:58:30,065 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:58:30,066 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 03:58:30,066 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 03:58:30,066 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_897f1505-fc0c-4161-aad4-9b53c23410ae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 [2021-10-29 03:58:30,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:58:30,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:58:30,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:58:30,584 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:58:30,585 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:58:30,586 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2021-10-29 03:58:30,677 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/bin/ukojak-Rh5K9KB4LI/data/5ca6d5208/6392ab704c474a15bad6765031358bf8/FLAGdf0e8e825 [2021-10-29 03:58:31,706 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:58:31,706 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2021-10-29 03:58:31,777 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/bin/ukojak-Rh5K9KB4LI/data/5ca6d5208/6392ab704c474a15bad6765031358bf8/FLAGdf0e8e825 [2021-10-29 03:58:32,136 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_897f1505-fc0c-4161-aad4-9b53c23410ae/bin/ukojak-Rh5K9KB4LI/data/5ca6d5208/6392ab704c474a15bad6765031358bf8 [2021-10-29 03:58:32,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:58:32,142 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:58:32,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:58:32,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:58:32,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:58:32,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:58:32" (1/1) ... [2021-10-29 03:58:32,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e7087aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:32, skipping insertion in model container [2021-10-29 03:58:32,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:58:32" (1/1) ... [2021-10-29 03:58:32,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:58:32,324 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:58:32,763 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_897f1505-fc0c-4161-aad4-9b53c23410ae/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i[5469,5482] [2021-10-29 03:58:35,988 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-10-29 03:58:35,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2827f039 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:35, skipping insertion in model container [2021-10-29 03:58:35,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:58:35,989 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 03:58:35,991 INFO L168 Benchmark]: Toolchain (without parser) took 3848.12 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 28.2 MB in the beginning and 42.3 MB in the end (delta: -14.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:35,992 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 60.8 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:58:35,993 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3842.42 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 28.1 MB in the beginning and 42.3 MB in the end (delta: -14.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:35,995 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 60.8 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3842.42 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 28.1 MB in the beginning and 42.3 MB in the end (delta: -14.3 MB). Peak memory consumption was 16.8 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...