./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/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_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/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_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/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 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 --- 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 16:59:52,527 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:59:52,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:59:52,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:59:52,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:59:52,579 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:59:52,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:59:52,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:59:52,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:59:52,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:59:52,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:59:52,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:59:52,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:59:52,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:59:52,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:59:52,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:59:52,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:59:52,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:59:52,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:59:52,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:59:52,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:59:52,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:59:52,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:59:52,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:59:52,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:59:52,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:59:52,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:59:52,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:59:52,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:59:52,634 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:59:52,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:59:52,641 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:59:52,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:59:52,643 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:59:52,645 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:59:52,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:59:52,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:59:52,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:59:52,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:59:52,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:59:52,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:59:52,649 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:59:52,684 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:59:52,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:59:52,687 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:59:52,688 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:59:52,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:59:52,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:59:52,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:59:52,689 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:59:52,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:59:52,690 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:59:52,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:59:52,691 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:59:52,691 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:59:52,691 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:59:52,692 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:59:52,692 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:59:52,692 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:59:52,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:59:52,692 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:59:52,693 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:59:52,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:59:52,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:52,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:59:52,694 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:59:52,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:59:52,694 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:59:52,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:59:52,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:59:52,696 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_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 [2022-10-17 16:59:53,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:59:53,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:59:53,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:59:53,075 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:59:53,076 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:59:53,077 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2022-10-17 16:59:53,150 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/bin/ukojak-92XMlrwhuB/data/62174064b/1bbea2936ebc49be81fadbeb8a09e172/FLAGd824b5e2f [2022-10-17 16:59:54,163 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:59:54,165 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2022-10-17 16:59:54,212 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/bin/ukojak-92XMlrwhuB/data/62174064b/1bbea2936ebc49be81fadbeb8a09e172/FLAGd824b5e2f [2022-10-17 16:59:54,564 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/bin/ukojak-92XMlrwhuB/data/62174064b/1bbea2936ebc49be81fadbeb8a09e172 [2022-10-17 16:59:54,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:59:54,568 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:59:54,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:54,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:59:54,573 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:59:54,574 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:54" (1/1) ... [2022-10-17 16:59:54,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39391af2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:54, skipping insertion in model container [2022-10-17 16:59:54,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:54" (1/1) ... [2022-10-17 16:59:54,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:59:54,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:59:55,151 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_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i[5469,5482] [2022-10-17 16:59:58,377 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-10-17 16:59:58,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@8c3fa22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:58, skipping insertion in model container [2022-10-17 16:59:58,378 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:58,378 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 16:59:58,381 INFO L158 Benchmark]: Toolchain (without parser) took 3811.16ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 47.6MB in the beginning and 58.9MB in the end (delta: -11.3MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2022-10-17 16:59:58,382 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory was 53.6MB in the beginning and 53.5MB in the end (delta: 41.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:59:58,383 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3808.84ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 47.5MB in the beginning and 58.9MB in the end (delta: -11.5MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2022-10-17 16:59:58,385 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 83.9MB. Free memory was 53.6MB in the beginning and 53.5MB in the end (delta: 41.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3808.84ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 47.5MB in the beginning and 58.9MB in the end (delta: -11.5MB). Peak memory consumption was 30.4MB. 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 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_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/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_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/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_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/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 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 --- 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 17:00:00,681 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:00:00,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:00:00,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:00:00,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:00:00,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:00:00,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:00:00,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:00:00,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:00:00,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:00:00,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:00:00,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:00:00,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:00:00,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:00:00,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:00:00,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:00:00,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:00:00,785 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:00:00,788 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:00:00,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:00:00,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:00:00,804 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:00:00,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:00:00,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:00:00,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:00:00,821 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:00:00,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:00:00,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:00:00,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:00:00,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:00:00,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:00:00,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:00:00,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:00:00,830 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:00:00,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:00:00,832 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:00:00,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:00:00,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:00:00,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:00:00,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:00:00,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:00:00,837 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 17:00:00,879 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:00:00,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:00:00,881 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:00:00,881 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:00:00,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:00:00,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:00:00,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:00:00,883 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:00:00,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:00:00,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:00:00,885 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:00:00,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:00:00,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:00:00,885 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:00:00,885 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:00:00,886 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:00:00,886 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:00:00,886 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:00:00,886 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:00:00,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:00:00,887 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:00:00,887 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:00:00,887 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:00:00,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:00,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:00:00,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:00:00,888 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:00:00,888 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:00:00,888 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:00:00,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:00:00,889 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 17:00:00,889 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:00:00,889 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_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 [2022-10-17 17:00:01,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:00:01,283 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:00:01,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:00:01,287 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:00:01,288 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:00:01,290 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2022-10-17 17:00:01,363 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/bin/ukojak-92XMlrwhuB/data/5f07d35a9/632ca19a9cfb4f6c8e62c1e6c3fd70e3/FLAG993ff00fd [2022-10-17 17:00:02,269 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:00:02,270 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2022-10-17 17:00:02,319 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/bin/ukojak-92XMlrwhuB/data/5f07d35a9/632ca19a9cfb4f6c8e62c1e6c3fd70e3/FLAG993ff00fd [2022-10-17 17:00:02,733 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/bin/ukojak-92XMlrwhuB/data/5f07d35a9/632ca19a9cfb4f6c8e62c1e6c3fd70e3 [2022-10-17 17:00:02,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:00:02,737 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:00:02,739 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:02,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:00:02,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:00:02,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:02" (1/1) ... [2022-10-17 17:00:02,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28bbceef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:02, skipping insertion in model container [2022-10-17 17:00:02,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:02" (1/1) ... [2022-10-17 17:00:02,753 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:00:02,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:00:03,397 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_9ae4e624-3dc5-4f4a-b6ff-475eb7caad42/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i[5469,5482] [2022-10-17 17:00:07,380 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-10-17 17:00:07,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@12bc56c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:07, skipping insertion in model container [2022-10-17 17:00:07,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:07,382 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 17:00:07,384 INFO L158 Benchmark]: Toolchain (without parser) took 4645.95ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 21.9MB in the beginning and 26.0MB in the end (delta: -4.1MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2022-10-17 17:00:07,385 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 56.6MB. Free memory was 36.6MB in the beginning and 36.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:00:07,386 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4642.42ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 21.8MB in the beginning and 26.0MB in the end (delta: -4.2MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2022-10-17 17:00:07,390 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 56.6MB. Free memory was 36.6MB in the beginning and 36.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4642.42ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 21.8MB in the beginning and 26.0MB in the end (delta: -4.2MB). Peak memory consumption was 12.1MB. 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