./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8 --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 --- 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-e04fb08 [2022-11-16 11:42:11,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:42:11,619 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:42:11,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:42:11,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:42:11,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:42:11,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:42:11,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:42:11,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:42:11,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:42:11,670 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:42:11,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:42:11,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:42:11,676 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:42:11,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:42:11,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:42:11,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:42:11,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:42:11,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:42:11,690 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:42:11,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:42:11,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:42:11,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:42:11,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:42:11,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:42:11,709 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:42:11,710 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:42:11,711 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:42:11,711 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:42:11,712 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:42:11,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:42:11,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:42:11,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:42:11,718 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:42:11,720 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:42:11,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:42:11,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:42:11,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:42:11,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:42:11,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:42:11,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:42:11,725 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-16 11:42:11,762 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:42:11,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:42:11,763 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:42:11,763 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:42:11,764 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:42:11,765 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:42:11,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:42:11,765 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:42:11,766 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:42:11,766 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:42:11,767 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:42:11,767 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:42:11,768 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:42:11,768 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:42:11,768 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 11:42:11,768 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:42:11,768 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 11:42:11,769 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:42:11,769 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:42:11,769 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:42:11,769 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 11:42:11,769 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:42:11,770 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:42:11,770 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:42:11,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:42:11,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:42:11,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:42:11,771 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 11:42:11,771 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:42:11,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:42:11,771 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 11:42:11,771 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 11:42:11,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 11:42:11,772 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_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2022-11-16 11:42:12,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:42:12,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:42:12,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:42:12,077 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:42:12,078 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:42:12,079 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-11-16 11:42:12,162 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/data/90f53f4fb/b6dc1e9b2b74463d9e08aa8df71d0fa5/FLAG2195dacf3 [2022-11-16 11:42:12,997 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:42:12,999 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-11-16 11:42:13,048 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/data/90f53f4fb/b6dc1e9b2b74463d9e08aa8df71d0fa5/FLAG2195dacf3 [2022-11-16 11:42:13,490 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/data/90f53f4fb/b6dc1e9b2b74463d9e08aa8df71d0fa5 [2022-11-16 11:42:13,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:42:13,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:42:13,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:42:13,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:42:13,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:42:13,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:42:13" (1/1) ... [2022-11-16 11:42:13,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11d29a0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:42:13, skipping insertion in model container [2022-11-16 11:42:13,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:42:13" (1/1) ... [2022-11-16 11:42:13,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:42:13,649 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:42:14,072 WARN L229 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_2eeb360b-e573-4893-8d0c-6775563bbc32/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2022-11-16 11:42:17,088 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-16 11:42:17,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72f78733 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:42:17, skipping insertion in model container [2022-11-16 11:42:17,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:42:17,089 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 11:42:17,091 INFO L158 Benchmark]: Toolchain (without parser) took 3595.63ms. Allocated memory is still 136.3MB. Free memory was 89.9MB in the beginning and 72.3MB in the end (delta: 17.7MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2022-11-16 11:42:17,092 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 96.5MB. Free memory was 71.1MB in the beginning and 71.0MB in the end (delta: 21.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:42:17,093 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3588.04ms. Allocated memory is still 136.3MB. Free memory was 89.7MB in the beginning and 72.3MB in the end (delta: 17.4MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2022-11-16 11:42:17,094 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 96.5MB. Free memory was 71.1MB in the beginning and 71.0MB in the end (delta: 21.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3588.04ms. Allocated memory is still 136.3MB. Free memory was 89.7MB in the beginning and 72.3MB in the end (delta: 17.4MB). Peak memory consumption was 20.9MB. 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_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8 --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 --- 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-e04fb08 [2022-11-16 11:42:19,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:42:19,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:42:19,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:42:19,230 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:42:19,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:42:19,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:42:19,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:42:19,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:42:19,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:42:19,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:42:19,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:42:19,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:42:19,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:42:19,242 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:42:19,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:42:19,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:42:19,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:42:19,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:42:19,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:42:19,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:42:19,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:42:19,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:42:19,256 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:42:19,260 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:42:19,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:42:19,261 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:42:19,262 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:42:19,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:42:19,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:42:19,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:42:19,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:42:19,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:42:19,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:42:19,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:42:19,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:42:19,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:42:19,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:42:19,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:42:19,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:42:19,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:42:19,273 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-16 11:42:19,319 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:42:19,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:42:19,320 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:42:19,320 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:42:19,321 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:42:19,322 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:42:19,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:42:19,323 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:42:19,323 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:42:19,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:42:19,324 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:42:19,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:42:19,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:42:19,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 11:42:19,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:42:19,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 11:42:19,325 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:42:19,326 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 11:42:19,326 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 11:42:19,326 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:42:19,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:42:19,327 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:42:19,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 11:42:19,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:42:19,328 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:42:19,328 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:42:19,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:42:19,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:42:19,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:42:19,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 11:42:19,329 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 11:42:19,330 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 11:42:19,330 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 11:42:19,330 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 11:42:19,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 11:42:19,331 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 11:42:19,331 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_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2022-11-16 11:42:19,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:42:19,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:42:19,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:42:19,738 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:42:19,738 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:42:19,740 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-11-16 11:42:19,809 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/data/36694a3dd/326cb98c4d56491cbac1d0a44e451f2b/FLAG127f902b0 [2022-11-16 11:42:20,677 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:42:20,678 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-11-16 11:42:20,736 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/data/36694a3dd/326cb98c4d56491cbac1d0a44e451f2b/FLAG127f902b0 [2022-11-16 11:42:21,193 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eeb360b-e573-4893-8d0c-6775563bbc32/bin/uautomizer-tPACEb0tL8/data/36694a3dd/326cb98c4d56491cbac1d0a44e451f2b [2022-11-16 11:42:21,195 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:42:21,197 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:42:21,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:42:21,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:42:21,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:42:21,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:42:21" (1/1) ... [2022-11-16 11:42:21,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bc33953 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:42:21, skipping insertion in model container [2022-11-16 11:42:21,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:42:21" (1/1) ... [2022-11-16 11:42:21,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:42:21,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:42:21,812 WARN L229 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_2eeb360b-e573-4893-8d0c-6775563bbc32/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2022-11-16 11:42:26,246 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-16 11:42:26,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ae4025f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:42:26, skipping insertion in model container [2022-11-16 11:42:26,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:42:26,247 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 11:42:26,249 INFO L158 Benchmark]: Toolchain (without parser) took 5050.95ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 50.5MB in the beginning and 60.3MB in the end (delta: -9.8MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2022-11-16 11:42:26,249 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 77.6MB. Free memory is still 58.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:42:26,250 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5047.62ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 50.3MB in the beginning and 60.3MB in the end (delta: -10.0MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2022-11-16 11:42:26,252 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 77.6MB. Free memory is still 58.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5047.62ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 50.3MB in the beginning and 60.3MB in the end (delta: -10.0MB). Peak memory consumption was 22.3MB. 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