./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 dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6580d2be-87a5-47aa-a62e-d238b133a302/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6580d2be-87a5-47aa-a62e-d238b133a302/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_6580d2be-87a5-47aa-a62e-d238b133a302/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6580d2be-87a5-47aa-a62e-d238b133a302/bin/ukojak-92XMlrwhuB/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_6580d2be-87a5-47aa-a62e-d238b133a302/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_6580d2be-87a5-47aa-a62e-d238b133a302/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 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb --- 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 16:33:43,313 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:33:43,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:33:43,369 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:33:43,370 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:33:43,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:33:43,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:33:43,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:33:43,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:33:43,390 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:33:43,391 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:33:43,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:33:43,398 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:33:43,401 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:33:43,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:33:43,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:33:43,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:33:43,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:33:43,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:33:43,419 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:33:43,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:33:43,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:33:43,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:33:43,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:33:43,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:33:43,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:33:43,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:33:43,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:33:43,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:33:43,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:33:43,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:33:43,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:33:43,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:33:43,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:33:43,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:33:43,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:33:43,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:33:43,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:33:43,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:33:43,462 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:33:43,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:33:43,465 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6580d2be-87a5-47aa-a62e-d238b133a302/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:33:43,515 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:33:43,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:33:43,516 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:33:43,517 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:33:43,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:33:43,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:33:43,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:33:43,518 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:33:43,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:33:43,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:33:43,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:33:43,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:33:43,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:33:43,521 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:33:43,521 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:33:43,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:33:43,521 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:33:43,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:33:43,522 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:33:43,522 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:33:43,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:33:43,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:43,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:33:43,523 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:33:43,523 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:33:43,523 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:33:43,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:33:43,525 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:33:43,525 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_6580d2be-87a5-47aa-a62e-d238b133a302/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6580d2be-87a5-47aa-a62e-d238b133a302/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb [2022-10-17 16:33:43,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:33:43,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:33:43,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:33:43,838 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:33:43,839 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:33:43,841 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6580d2be-87a5-47aa-a62e-d238b133a302/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-10-17 16:33:43,917 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6580d2be-87a5-47aa-a62e-d238b133a302/bin/ukojak-92XMlrwhuB/data/6c04089c9/fab36e1c67b44132b363814d125c1a1e/FLAG051df03f8 [2022-10-17 16:33:44,824 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:33:44,825 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6580d2be-87a5-47aa-a62e-d238b133a302/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-10-17 16:33:44,865 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6580d2be-87a5-47aa-a62e-d238b133a302/bin/ukojak-92XMlrwhuB/data/6c04089c9/fab36e1c67b44132b363814d125c1a1e/FLAG051df03f8 [2022-10-17 16:33:45,226 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6580d2be-87a5-47aa-a62e-d238b133a302/bin/ukojak-92XMlrwhuB/data/6c04089c9/fab36e1c67b44132b363814d125c1a1e [2022-10-17 16:33:45,229 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:33:45,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:33:45,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:45,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:33:45,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:33:45,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:45" (1/1) ... [2022-10-17 16:33:45,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@89d0ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:45, skipping insertion in model container [2022-10-17 16:33:45,238 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:45" (1/1) ... [2022-10-17 16:33:45,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:33:45,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:33:45,807 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_6580d2be-87a5-47aa-a62e-d238b133a302/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-10-17 16:33:49,212 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-10-17 16:33:49,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e99f2db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:49, skipping insertion in model container [2022-10-17 16:33:49,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:49,213 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 16:33:49,215 INFO L158 Benchmark]: Toolchain (without parser) took 3983.01ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 52.1MB in the beginning and 47.6MB in the end (delta: 4.4MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2022-10-17 16:33:49,216 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 90.2MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:33:49,217 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3980.48ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 51.8MB in the beginning and 47.6MB in the end (delta: 4.2MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2022-10-17 16:33:49,218 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 90.2MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3980.48ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 51.8MB in the beginning and 47.6MB in the end (delta: 4.2MB). Peak memory consumption was 38.5MB. 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_6580d2be-87a5-47aa-a62e-d238b133a302/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6580d2be-87a5-47aa-a62e-d238b133a302/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_6580d2be-87a5-47aa-a62e-d238b133a302/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6580d2be-87a5-47aa-a62e-d238b133a302/bin/ukojak-92XMlrwhuB/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_6580d2be-87a5-47aa-a62e-d238b133a302/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_6580d2be-87a5-47aa-a62e-d238b133a302/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 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb --- 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 16:33:51,563 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:33:51,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:33:51,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:33:51,597 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:33:51,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:33:51,601 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:33:51,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:33:51,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:33:51,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:33:51,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:33:51,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:33:51,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:33:51,612 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:33:51,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:33:51,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:33:51,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:33:51,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:33:51,621 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:33:51,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:33:51,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:33:51,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:33:51,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:33:51,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:33:51,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:33:51,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:33:51,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:33:51,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:33:51,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:33:51,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:33:51,656 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:33:51,657 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:33:51,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:33:51,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:33:51,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:33:51,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:33:51,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:33:51,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:33:51,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:33:51,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:33:51,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:33:51,671 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6580d2be-87a5-47aa-a62e-d238b133a302/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:33:51,719 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:33:51,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:33:51,722 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:33:51,722 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:33:51,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:33:51,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:33:51,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:33:51,724 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:33:51,725 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:33:51,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:33:51,726 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:33:51,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:33:51,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:33:51,727 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:33:51,727 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:33:51,727 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:33:51,727 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:33:51,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:33:51,728 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:33:51,728 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:33:51,728 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:33:51,728 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:33:51,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:33:51,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:51,729 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:33:51,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:33:51,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:33:51,730 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:33:51,730 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:33:51,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:33:51,731 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:33:51,731 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:33:51,731 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_6580d2be-87a5-47aa-a62e-d238b133a302/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6580d2be-87a5-47aa-a62e-d238b133a302/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb [2022-10-17 16:33:52,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:33:52,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:33:52,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:33:52,158 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:33:52,159 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:33:52,161 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6580d2be-87a5-47aa-a62e-d238b133a302/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-10-17 16:33:52,216 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6580d2be-87a5-47aa-a62e-d238b133a302/bin/ukojak-92XMlrwhuB/data/6bd38b7a8/b644268694464a9e8ebdf621c196e921/FLAGb2b5de016 [2022-10-17 16:33:53,165 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:33:53,167 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6580d2be-87a5-47aa-a62e-d238b133a302/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2022-10-17 16:33:53,226 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6580d2be-87a5-47aa-a62e-d238b133a302/bin/ukojak-92XMlrwhuB/data/6bd38b7a8/b644268694464a9e8ebdf621c196e921/FLAGb2b5de016 [2022-10-17 16:33:53,596 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6580d2be-87a5-47aa-a62e-d238b133a302/bin/ukojak-92XMlrwhuB/data/6bd38b7a8/b644268694464a9e8ebdf621c196e921 [2022-10-17 16:33:53,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:33:53,601 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:33:53,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:53,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:33:53,609 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:33:53,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:53" (1/1) ... [2022-10-17 16:33:53,612 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6626e199 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:53, skipping insertion in model container [2022-10-17 16:33:53,612 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:53" (1/1) ... [2022-10-17 16:33:53,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:33:53,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:33:54,257 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_6580d2be-87a5-47aa-a62e-d238b133a302/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2022-10-17 16:33:57,610 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-10-17 16:33:57,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2a1df208 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:57, skipping insertion in model container [2022-10-17 16:33:57,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:57,612 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 16:33:57,614 INFO L158 Benchmark]: Toolchain (without parser) took 4011.22ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 31.3MB in the beginning and 45.9MB in the end (delta: -14.6MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-10-17 16:33:57,615 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:33:57,616 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4006.22ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 31.1MB in the beginning and 45.9MB in the end (delta: -14.9MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-10-17 16:33:57,618 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4006.22ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 31.1MB in the beginning and 45.9MB in the end (delta: -14.9MB). 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