./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b09c85b7 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 --- 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-b09c85b [2022-11-08 07:44:17,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-08 07:44:17,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-08 07:44:17,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-08 07:44:17,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-08 07:44:17,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-08 07:44:17,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-08 07:44:17,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-08 07:44:17,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-08 07:44:17,684 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-08 07:44:17,685 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-08 07:44:17,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-08 07:44:17,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-08 07:44:17,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-08 07:44:17,693 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-08 07:44:17,695 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-08 07:44:17,696 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-08 07:44:17,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-08 07:44:17,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-08 07:44:17,706 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-08 07:44:17,708 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-08 07:44:17,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-08 07:44:17,712 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-08 07:44:17,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-08 07:44:17,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-08 07:44:17,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-08 07:44:17,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-08 07:44:17,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-08 07:44:17,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-08 07:44:17,726 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-08 07:44:17,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-08 07:44:17,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-08 07:44:17,731 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-08 07:44:17,732 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-08 07:44:17,733 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-08 07:44:17,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-08 07:44:17,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-08 07:44:17,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-08 07:44:17,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-08 07:44:17,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-08 07:44:17,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-08 07:44:17,738 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/config/svcomp-Reach-32bit-GemCutter_Default.epf [2022-11-08 07:44:17,777 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-08 07:44:17,777 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-08 07:44:17,778 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-08 07:44:17,778 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-08 07:44:17,779 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-08 07:44:17,780 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-08 07:44:17,780 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-08 07:44:17,781 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-08 07:44:17,781 INFO L138 SettingsManager]: * Use SBE=true [2022-11-08 07:44:17,781 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-08 07:44:17,782 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-08 07:44:17,783 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-08 07:44:17,783 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-08 07:44:17,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-08 07:44:17,783 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-08 07:44:17,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-08 07:44:17,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-08 07:44:17,784 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-08 07:44:17,785 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-08 07:44:17,785 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-08 07:44:17,785 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-08 07:44:17,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-08 07:44:17,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-08 07:44:17,786 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-08 07:44:17,786 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-08 07:44:17,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-08 07:44:17,787 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-08 07:44:17,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-08 07:44:17,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-08 07:44:17,788 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-08 07:44:17,788 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2022-11-08 07:44:17,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-08 07:44:17,789 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-08 07:44:17,789 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-08 07:44:17,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-08 07:44:17,790 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-08 07:44:17,790 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-08 07:44:17,790 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_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 [2022-11-08 07:44:18,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-08 07:44:18,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-08 07:44:18,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-08 07:44:18,142 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-08 07:44:18,142 INFO L275 PluginConnector]: CDTParser initialized [2022-11-08 07:44:18,144 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-11-08 07:44:18,213 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/data/f67a27571/922089cce67d474e94ae2bb7e8298fa8/FLAG05c12f5ad [2022-11-08 07:44:19,100 INFO L306 CDTParser]: Found 1 translation units. [2022-11-08 07:44:19,101 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-11-08 07:44:19,145 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/data/f67a27571/922089cce67d474e94ae2bb7e8298fa8/FLAG05c12f5ad [2022-11-08 07:44:19,583 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/data/f67a27571/922089cce67d474e94ae2bb7e8298fa8 [2022-11-08 07:44:19,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-08 07:44:19,590 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-08 07:44:19,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-08 07:44:19,594 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-08 07:44:19,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-08 07:44:19,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:44:19" (1/1) ... [2022-11-08 07:44:19,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b2de948 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:44:19, skipping insertion in model container [2022-11-08 07:44:19,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:44:19" (1/1) ... [2022-11-08 07:44:19,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-08 07:44:19,740 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-08 07:44:20,142 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_8ebe0444-6572-4213-8842-b45b3759fb63/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i[5469,5482] [2022-11-08 07:44:23,765 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-08 07:44:23,766 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3fe9f084 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:44:23, skipping insertion in model container [2022-11-08 07:44:23,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-08 07:44:23,766 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-08 07:44:23,768 INFO L158 Benchmark]: Toolchain (without parser) took 4177.46ms. Allocated memory is still 113.2MB. Free memory was 67.0MB in the beginning and 75.2MB in the end (delta: -8.2MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2022-11-08 07:44:23,768 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 113.2MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-08 07:44:23,769 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4172.81ms. Allocated memory is still 113.2MB. Free memory was 66.9MB in the beginning and 75.2MB in the end (delta: -8.4MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2022-11-08 07:44:23,770 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 113.2MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4172.81ms. Allocated memory is still 113.2MB. Free memory was 66.9MB in the beginning and 75.2MB in the end (delta: -8.4MB). Peak memory consumption was 19.8MB. 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 --- 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-b09c85b [2022-11-08 07:44:26,036 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-08 07:44:26,038 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-08 07:44:26,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-08 07:44:26,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-08 07:44:26,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-08 07:44:26,095 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-08 07:44:26,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-08 07:44:26,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-08 07:44:26,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-08 07:44:26,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-08 07:44:26,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-08 07:44:26,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-08 07:44:26,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-08 07:44:26,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-08 07:44:26,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-08 07:44:26,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-08 07:44:26,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-08 07:44:26,140 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-08 07:44:26,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-08 07:44:26,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-08 07:44:26,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-08 07:44:26,146 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-08 07:44:26,147 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-08 07:44:26,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-08 07:44:26,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-08 07:44:26,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-08 07:44:26,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-08 07:44:26,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-08 07:44:26,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-08 07:44:26,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-08 07:44:26,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-08 07:44:26,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-08 07:44:26,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-08 07:44:26,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-08 07:44:26,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-08 07:44:26,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-08 07:44:26,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-08 07:44:26,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-08 07:44:26,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-08 07:44:26,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-08 07:44:26,173 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2022-11-08 07:44:26,214 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-08 07:44:26,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-08 07:44:26,216 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-08 07:44:26,216 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-08 07:44:26,217 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-08 07:44:26,217 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-08 07:44:26,219 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-08 07:44:26,219 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-08 07:44:26,219 INFO L138 SettingsManager]: * Use SBE=true [2022-11-08 07:44:26,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-08 07:44:26,221 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-08 07:44:26,221 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-08 07:44:26,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-08 07:44:26,221 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-08 07:44:26,222 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-08 07:44:26,222 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-08 07:44:26,222 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-08 07:44:26,223 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-08 07:44:26,223 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-08 07:44:26,223 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-08 07:44:26,223 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-08 07:44:26,223 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-08 07:44:26,224 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-08 07:44:26,224 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-08 07:44:26,224 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-08 07:44:26,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-08 07:44:26,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-08 07:44:26,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-08 07:44:26,225 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-08 07:44:26,226 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-08 07:44:26,226 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2022-11-08 07:44:26,226 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-08 07:44:26,226 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-08 07:44:26,227 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-08 07:44:26,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-08 07:44:26,227 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-08 07:44:26,227 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-08 07:44:26,228 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-08 07:44:26,228 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_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 [2022-11-08 07:44:26,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-08 07:44:26,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-08 07:44:26,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-08 07:44:26,625 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-08 07:44:26,626 INFO L275 PluginConnector]: CDTParser initialized [2022-11-08 07:44:26,627 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-11-08 07:44:26,701 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/data/187c25bbf/ad337a322e9f4654a04df4743af1fb5c/FLAG9b19cf7af [2022-11-08 07:44:27,582 INFO L306 CDTParser]: Found 1 translation units. [2022-11-08 07:44:27,583 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-11-08 07:44:27,629 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/data/187c25bbf/ad337a322e9f4654a04df4743af1fb5c/FLAG9b19cf7af [2022-11-08 07:44:28,092 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ebe0444-6572-4213-8842-b45b3759fb63/bin/ugemcutter-QpsTfqS70U/data/187c25bbf/ad337a322e9f4654a04df4743af1fb5c [2022-11-08 07:44:28,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-08 07:44:28,097 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-08 07:44:28,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-08 07:44:28,101 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-08 07:44:28,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-08 07:44:28,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:44:28" (1/1) ... [2022-11-08 07:44:28,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fd0d668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:44:28, skipping insertion in model container [2022-11-08 07:44:28,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:44:28" (1/1) ... [2022-11-08 07:44:28,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-08 07:44:28,249 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-08 07:44:28,720 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_8ebe0444-6572-4213-8842-b45b3759fb63/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i[5469,5482] [2022-11-08 07:44:32,017 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-08 07:44:32,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3efa0314 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:44:32, skipping insertion in model container [2022-11-08 07:44:32,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-08 07:44:32,019 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-08 07:44:32,021 INFO L158 Benchmark]: Toolchain (without parser) took 3923.22ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 55.0MB in the beginning and 52.5MB in the end (delta: 2.5MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2022-11-08 07:44:32,022 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 33.8MB in the beginning and 33.8MB in the end (delta: 37.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-08 07:44:32,022 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3918.34ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 54.8MB in the beginning and 52.5MB in the end (delta: 2.3MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2022-11-08 07:44:32,024 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 54.5MB. Free memory was 33.8MB in the beginning and 33.8MB in the end (delta: 37.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3918.34ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 54.8MB in the beginning and 52.5MB in the end (delta: 2.3MB). Peak memory consumption was 28.6MB. 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