./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_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_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/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_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/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_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/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 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:15:29,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:15:29,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:15:29,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:15:29,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:15:29,140 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:15:29,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:15:29,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:15:29,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:15:29,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:15:29,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:15:29,157 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:15:29,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:15:29,160 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:15:29,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:15:29,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:15:29,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:15:29,173 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:15:29,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:15:29,182 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:15:29,184 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:15:29,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:15:29,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:15:29,190 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:15:29,199 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:15:29,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:15:29,200 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:15:29,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:15:29,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:15:29,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:15:29,204 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:15:29,205 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:15:29,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:15:29,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:15:29,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:15:29,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:15:29,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:15:29,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:15:29,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:15:29,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:15:29,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:15:29,215 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:15:29,255 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:15:29,256 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:15:29,257 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:15:29,257 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:15:29,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:15:29,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:15:29,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:15:29,259 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:15:29,259 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:15:29,259 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:15:29,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:15:29,261 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:15:29,261 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:15:29,261 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:15:29,261 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:15:29,262 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:15:29,262 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:15:29,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:15:29,262 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:15:29,262 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:15:29,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:15:29,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:15:29,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:15:29,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:15:29,264 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:15:29,264 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:15:29,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:15:29,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:15:29,265 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_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb [2021-11-23 01:15:29,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:15:29,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:15:29,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:15:29,590 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:15:29,592 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:15:29,594 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2021-11-23 01:15:29,685 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/bin/ukojak-LBtLqBUTdQ/data/5d7446bc5/9333f9eace80420080a591f92103ab13/FLAG0ec2c0729 [2021-11-23 01:15:30,571 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:15:30,572 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2021-11-23 01:15:30,640 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/bin/ukojak-LBtLqBUTdQ/data/5d7446bc5/9333f9eace80420080a591f92103ab13/FLAG0ec2c0729 [2021-11-23 01:15:31,042 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/bin/ukojak-LBtLqBUTdQ/data/5d7446bc5/9333f9eace80420080a591f92103ab13 [2021-11-23 01:15:31,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:15:31,046 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:15:31,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:15:31,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:15:31,054 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:15:31,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:15:31" (1/1) ... [2021-11-23 01:15:31,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50a9fa73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:31, skipping insertion in model container [2021-11-23 01:15:31,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:15:31" (1/1) ... [2021-11-23 01:15:31,064 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:15:31,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:15:31,620 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_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2021-11-23 01:15:35,791 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-23 01:15:35,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@870bc1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:35, skipping insertion in model container [2021-11-23 01:15:35,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:15:35,792 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 01:15:35,794 INFO L158 Benchmark]: Toolchain (without parser) took 4747.06ms. Allocated memory was 115.3MB in the beginning and 159.4MB in the end (delta: 44.0MB). Free memory was 67.7MB in the beginning and 119.4MB in the end (delta: -51.7MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2021-11-23 01:15:35,795 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 115.3MB. Free memory was 85.5MB in the beginning and 85.4MB in the end (delta: 29.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:15:35,796 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4741.54ms. Allocated memory was 115.3MB in the beginning and 159.4MB in the end (delta: 44.0MB). Free memory was 67.4MB in the beginning and 119.4MB in the end (delta: -52.0MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2021-11-23 01:15:35,798 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 115.3MB. Free memory was 85.5MB in the beginning and 85.4MB in the end (delta: 29.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4741.54ms. Allocated memory was 115.3MB in the beginning and 159.4MB in the end (delta: 44.0MB). Free memory was 67.4MB in the beginning and 119.4MB in the end (delta: -52.0MB). Peak memory consumption was 26.7MB. 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_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/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_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/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_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/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 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:15:38,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:15:38,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:15:38,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:15:38,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:15:38,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:15:38,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:15:38,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:15:38,208 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:15:38,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:15:38,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:15:38,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:15:38,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:15:38,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:15:38,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:15:38,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:15:38,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:15:38,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:15:38,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:15:38,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:15:38,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:15:38,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:15:38,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:15:38,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:15:38,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:15:38,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:15:38,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:15:38,262 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:15:38,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:15:38,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:15:38,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:15:38,266 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:15:38,268 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:15:38,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:15:38,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:15:38,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:15:38,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:15:38,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:15:38,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:15:38,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:15:38,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:15:38,293 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:15:38,346 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:15:38,346 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:15:38,348 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:15:38,348 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:15:38,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:15:38,350 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:15:38,350 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:15:38,351 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:15:38,351 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:15:38,351 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:15:38,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:15:38,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:15:38,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:15:38,353 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:15:38,354 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:15:38,354 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:15:38,354 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:15:38,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:15:38,355 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:15:38,355 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:15:38,355 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:15:38,356 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:15:38,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:15:38,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:15:38,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:15:38,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:15:38,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:15:38,357 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:15:38,358 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:15:38,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:15:38,358 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:15:38,358 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:15:38,359 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_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb [2021-11-23 01:15:38,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:15:38,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:15:38,821 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:15:38,822 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:15:38,823 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:15:38,824 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2021-11-23 01:15:38,908 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/bin/ukojak-LBtLqBUTdQ/data/68b43aff9/3399023535aa43bd842d797974e23583/FLAG81beede9f [2021-11-23 01:15:39,945 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:15:39,946 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2021-11-23 01:15:40,001 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/bin/ukojak-LBtLqBUTdQ/data/68b43aff9/3399023535aa43bd842d797974e23583/FLAG81beede9f [2021-11-23 01:15:40,364 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/bin/ukojak-LBtLqBUTdQ/data/68b43aff9/3399023535aa43bd842d797974e23583 [2021-11-23 01:15:40,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:15:40,369 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:15:40,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:15:40,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:15:40,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:15:40,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:15:40" (1/1) ... [2021-11-23 01:15:40,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d6129d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:40, skipping insertion in model container [2021-11-23 01:15:40,377 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:15:40" (1/1) ... [2021-11-23 01:15:40,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:15:40,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:15:40,993 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_aa390d1f-b5cb-4ee7-a82a-873eeaad4e86/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2021-11-23 01:15:45,382 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-23 01:15:45,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@78d98333 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:45, skipping insertion in model container [2021-11-23 01:15:45,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:15:45,384 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 01:15:45,386 INFO L158 Benchmark]: Toolchain (without parser) took 5015.87ms. Allocated memory was 65.0MB in the beginning and 100.7MB in the end (delta: 35.7MB). Free memory was 34.2MB in the beginning and 69.1MB in the end (delta: -34.9MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2021-11-23 01:15:45,387 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 65.0MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:15:45,388 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5013.38ms. Allocated memory was 65.0MB in the beginning and 100.7MB in the end (delta: 35.7MB). Free memory was 34.1MB in the beginning and 69.1MB in the end (delta: -35.0MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2021-11-23 01:15:45,389 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 65.0MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5013.38ms. Allocated memory was 65.0MB in the beginning and 100.7MB in the end (delta: 35.7MB). Free memory was 34.1MB in the beginning and 69.1MB in the end (delta: -35.0MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN