./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:04:56,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:04:56,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:04:56,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:04:56,153 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:04:56,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:04:56,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:04:56,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:04:56,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:04:56,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:04:56,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:04:56,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:04:56,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:04:56,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:04:56,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:04:56,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:04:56,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:04:56,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:04:56,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:04:56,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:04:56,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:04:56,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:04:56,203 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:04:56,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:04:56,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:04:56,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:04:56,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:04:56,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:04:56,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:04:56,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:04:56,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:04:56,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:04:56,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:04:56,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:04:56,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:04:56,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:04:56,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:04:56,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:04:56,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:04:56,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:04:56,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:04:56,231 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:04:56,278 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:04:56,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:04:56,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:04:56,283 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:04:56,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:04:56,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:04:56,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:04:56,285 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:04:56,285 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:04:56,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:04:56,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:04:56,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:04:56,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:04:56,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:04:56,288 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:04:56,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:04:56,288 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:04:56,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:04:56,289 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:04:56,289 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:04:56,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:04:56,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:56,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:04:56,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:04:56,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:04:56,298 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:04:56,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:04:56,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:04:56,299 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_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 [2022-10-17 17:04:56,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:04:56,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:04:56,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:04:56,604 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:04:56,605 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:04:56,607 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-10-17 17:04:56,699 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/data/4bf4456c4/06479e88ef7d4c84b68b9dc52266f750/FLAG26ed9e1f4 [2022-10-17 17:04:57,588 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:04:57,590 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-10-17 17:04:57,643 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/data/4bf4456c4/06479e88ef7d4c84b68b9dc52266f750/FLAG26ed9e1f4 [2022-10-17 17:04:58,107 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/data/4bf4456c4/06479e88ef7d4c84b68b9dc52266f750 [2022-10-17 17:04:58,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:04:58,110 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:04:58,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:58,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:04:58,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:04:58,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:58" (1/1) ... [2022-10-17 17:04:58,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a0af738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:58, skipping insertion in model container [2022-10-17 17:04:58,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:58" (1/1) ... [2022-10-17 17:04:58,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:04:58,228 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:04:58,661 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_dc9652e8-00de-472e-8b5a-8f6fe248d958/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2022-10-17 17:05:01,848 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-10-17 17:05:01,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@759d093a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:01, skipping insertion in model container [2022-10-17 17:05:01,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:01,849 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 17:05:01,851 INFO L158 Benchmark]: Toolchain (without parser) took 3740.10ms. Allocated memory was 94.4MB in the beginning and 119.5MB in the end (delta: 25.2MB). Free memory was 62.3MB in the beginning and 79.2MB in the end (delta: -16.9MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2022-10-17 17:05:01,852 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 94.4MB. Free memory was 67.4MB in the beginning and 67.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:05:01,854 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3737.54ms. Allocated memory was 94.4MB in the beginning and 119.5MB in the end (delta: 25.2MB). Free memory was 61.9MB in the beginning and 79.2MB in the end (delta: -17.3MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2022-10-17 17:05:01,856 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 94.4MB. Free memory was 67.4MB in the beginning and 67.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3737.54ms. Allocated memory was 94.4MB in the beginning and 119.5MB in the end (delta: 25.2MB). Free memory was 61.9MB in the beginning and 79.2MB in the end (delta: -17.3MB). Peak memory consumption was 31.8MB. 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_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:05:04,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:05:04,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:05:04,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:05:04,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:05:04,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:05:04,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:05:04,194 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:05:04,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:05:04,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:05:04,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:05:04,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:05:04,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:05:04,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:05:04,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:05:04,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:05:04,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:05:04,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:05:04,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:05:04,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:05:04,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:05:04,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:05:04,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:05:04,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:05:04,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:05:04,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:05:04,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:05:04,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:05:04,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:05:04,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:05:04,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:05:04,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:05:04,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:05:04,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:05:04,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:05:04,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:05:04,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:05:04,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:05:04,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:05:04,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:05:04,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:05:04,275 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 17:05:04,332 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:05:04,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:05:04,334 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:05:04,335 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:05:04,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:05:04,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:05:04,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:05:04,337 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:05:04,337 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:05:04,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:05:04,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:05:04,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:05:04,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:05:04,340 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:05:04,340 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:05:04,340 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:05:04,340 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:05:04,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:05:04,341 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:05:04,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:05:04,341 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:05:04,341 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:05:04,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:05:04,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:04,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:05:04,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:05:04,343 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:05:04,343 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:05:04,343 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:05:04,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:05:04,343 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 17:05:04,344 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:05:04,344 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_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 [2022-10-17 17:05:04,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:05:04,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:05:04,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:05:04,779 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:05:04,780 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:05:04,784 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-10-17 17:05:04,866 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/data/ce4e0c599/263b896ff74d40c1acab8a8841c5746d/FLAG5200856da [2022-10-17 17:05:05,768 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:05:05,769 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-10-17 17:05:05,826 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/data/ce4e0c599/263b896ff74d40c1acab8a8841c5746d/FLAG5200856da [2022-10-17 17:05:06,235 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc9652e8-00de-472e-8b5a-8f6fe248d958/bin/ukojak-92XMlrwhuB/data/ce4e0c599/263b896ff74d40c1acab8a8841c5746d [2022-10-17 17:05:06,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:05:06,239 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:05:06,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:06,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:05:06,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:05:06,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:06" (1/1) ... [2022-10-17 17:05:06,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@217df66c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:06, skipping insertion in model container [2022-10-17 17:05:06,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:06" (1/1) ... [2022-10-17 17:05:06,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:05:06,391 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:05:06,810 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_dc9652e8-00de-472e-8b5a-8f6fe248d958/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2022-10-17 17:05:10,069 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-10-17 17:05:10,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6a879697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:10, skipping insertion in model container [2022-10-17 17:05:10,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:10,070 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 17:05:10,072 INFO L158 Benchmark]: Toolchain (without parser) took 3832.08ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 28.2MB in the beginning and 48.4MB in the end (delta: -20.1MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-10-17 17:05:10,073 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 60.8MB. Free memory was 40.6MB in the beginning and 40.6MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:05:10,074 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3829.62ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 28.0MB in the beginning and 48.4MB in the end (delta: -20.4MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-10-17 17:05:10,076 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 60.8MB. Free memory was 40.6MB in the beginning and 40.6MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3829.62ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 28.0MB in the beginning and 48.4MB in the end (delta: -20.4MB). Peak memory consumption was 19.4MB. 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