./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 aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/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_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:35:42,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:35:42,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:35:42,620 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:35:42,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:35:42,627 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:35:42,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:35:42,633 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:35:42,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:35:42,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:35:42,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:35:42,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:35:42,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:35:42,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:35:42,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:35:42,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:35:42,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:35:42,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:35:42,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:35:42,669 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:35:42,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:35:42,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:35:42,677 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:35:42,678 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:35:42,682 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:35:42,683 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:35:42,683 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:35:42,685 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:35:42,686 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:35:42,688 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:35:42,688 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:35:42,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:35:42,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:35:42,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:35:42,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:35:42,695 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:35:42,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:35:42,696 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:35:42,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:35:42,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:35:42,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:35:42,699 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:35:42,745 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:35:42,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:35:42,747 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:35:42,747 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:35:42,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:35:42,748 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:35:42,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:35:42,749 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:35:42,749 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:35:42,749 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:35:42,750 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:35:42,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:35:42,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:35:42,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:35:42,751 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:35:42,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:35:42,752 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:35:42,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:35:42,752 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:35:42,753 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:35:42,753 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:35:42,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:35:42,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:35:42,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:35:42,754 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:35:42,754 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:35:42,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:35:42,755 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:35:42,755 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_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 [2021-11-23 01:35:43,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:35:43,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:35:43,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:35:43,134 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:35:43,136 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:35:43,137 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2021-11-23 01:35:43,231 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/data/aa0b92205/f8381ec56bd44f79b499a0bfcf1881f3/FLAG95bfd32cf [2021-11-23 01:35:44,182 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:35:44,183 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2021-11-23 01:35:44,252 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/data/aa0b92205/f8381ec56bd44f79b499a0bfcf1881f3/FLAG95bfd32cf [2021-11-23 01:35:44,607 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/data/aa0b92205/f8381ec56bd44f79b499a0bfcf1881f3 [2021-11-23 01:35:44,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:35:44,613 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:35:44,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:35:44,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:35:44,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:35:44,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:35:44" (1/1) ... [2021-11-23 01:35:44,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6afb36ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:44, skipping insertion in model container [2021-11-23 01:35:44,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:35:44" (1/1) ... [2021-11-23 01:35:44,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:35:44,778 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:35:45,227 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_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i[5469,5482] [2021-11-23 01:35:49,842 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-23 01:35:49,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@418d49f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:49, skipping insertion in model container [2021-11-23 01:35:49,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:35:49,843 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 01:35:49,846 INFO L158 Benchmark]: Toolchain (without parser) took 5231.73ms. Allocated memory was 98.6MB in the beginning and 127.9MB in the end (delta: 29.4MB). Free memory was 52.6MB in the beginning and 93.7MB in the end (delta: -41.1MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2021-11-23 01:35:49,847 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 98.6MB. Free memory was 71.6MB in the beginning and 71.6MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:35:49,848 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5226.06ms. Allocated memory was 98.6MB in the beginning and 127.9MB in the end (delta: 29.4MB). Free memory was 52.4MB in the beginning and 93.7MB in the end (delta: -41.3MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2021-11-23 01:35:49,851 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 98.6MB. Free memory was 71.6MB in the beginning and 71.6MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5226.06ms. Allocated memory was 98.6MB in the beginning and 127.9MB in the end (delta: 29.4MB). Free memory was 52.4MB in the beginning and 93.7MB in the end (delta: -41.3MB). Peak memory consumption was 28.9MB. 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_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/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_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:35:52,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:35:52,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:35:52,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:35:52,245 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:35:52,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:35:52,258 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:35:52,263 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:35:52,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:35:52,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:35:52,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:35:52,281 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:35:52,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:35:52,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:35:52,287 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:35:52,289 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:35:52,291 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:35:52,292 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:35:52,298 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:35:52,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:35:52,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:35:52,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:35:52,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:35:52,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:35:52,320 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:35:52,320 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:35:52,321 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:35:52,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:35:52,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:35:52,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:35:52,325 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:35:52,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:35:52,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:35:52,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:35:52,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:35:52,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:35:52,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:35:52,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:35:52,333 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:35:52,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:35:52,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:35:52,341 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:35:52,385 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:35:52,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:35:52,387 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:35:52,387 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:35:52,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:35:52,389 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:35:52,389 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:35:52,390 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:35:52,390 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:35:52,390 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:35:52,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:35:52,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:35:52,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:35:52,392 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:35:52,392 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:35:52,392 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:35:52,393 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:35:52,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:35:52,393 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:35:52,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:35:52,394 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:35:52,394 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:35:52,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:35:52,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:35:52,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:35:52,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:35:52,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:35:52,395 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:35:52,396 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:35:52,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:35:52,396 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:35:52,396 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:35:52,397 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_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 [2021-11-23 01:35:52,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:35:52,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:35:52,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:35:52,792 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:35:52,792 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:35:52,794 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2021-11-23 01:35:52,886 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/data/f991cc049/126e22593a834a52a9828cc0fd5e4675/FLAG4a2bd75ed [2021-11-23 01:35:53,749 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:35:53,750 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2021-11-23 01:35:53,798 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/data/f991cc049/126e22593a834a52a9828cc0fd5e4675/FLAG4a2bd75ed [2021-11-23 01:35:54,252 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/bin/ukojak-LBtLqBUTdQ/data/f991cc049/126e22593a834a52a9828cc0fd5e4675 [2021-11-23 01:35:54,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:35:54,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:35:54,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:35:54,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:35:54,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:35:54,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:35:54" (1/1) ... [2021-11-23 01:35:54,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ddfad6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:54, skipping insertion in model container [2021-11-23 01:35:54,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:35:54" (1/1) ... [2021-11-23 01:35:54,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:35:54,397 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:35:54,858 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_c7e6af65-de0d-4ebd-8453-3f3051e6fcc7/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i[5469,5482] [2021-11-23 01:35:59,572 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-23 01:35:59,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@651af833 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:35:59, skipping insertion in model container [2021-11-23 01:35:59,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:35:59,573 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 01:35:59,575 INFO L158 Benchmark]: Toolchain (without parser) took 5317.66ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 29.7MB in the beginning and 40.7MB in the end (delta: -10.9MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2021-11-23 01:35:59,576 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory is still 42.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:35:59,577 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5315.31ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 29.5MB in the beginning and 40.7MB in the end (delta: -11.2MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2021-11-23 01:35:59,579 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory is still 42.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5315.31ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 29.5MB in the beginning and 40.7MB in the end (delta: -11.2MB). Peak memory consumption was 17.2MB. 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