./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 5e519f3a 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_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/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_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc --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-5e519f3 [2022-11-02 20:07:28,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:07:28,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:07:28,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:07:28,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:07:28,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:07:28,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:07:28,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:07:28,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:07:28,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:07:28,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:07:28,829 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:07:28,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:07:28,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:07:28,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:07:28,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:07:28,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:07:28,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:07:28,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:07:28,839 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:07:28,841 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:07:28,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:07:28,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:07:28,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:07:28,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:07:28,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:07:28,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:07:28,851 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:07:28,852 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:07:28,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:07:28,853 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:07:28,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:07:28,855 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:07:28,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:07:28,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:07:28,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:07:28,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:07:28,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:07:28,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:07:28,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:07:28,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:07:28,863 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-02 20:07:28,884 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:07:28,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:07:28,885 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:07:28,885 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:07:28,886 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:07:28,886 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:07:28,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:07:28,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:07:28,887 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:07:28,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:07:28,888 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:07:28,888 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:07:28,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:07:28,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:07:28,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:07:28,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:07:28,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:07:28,889 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:07:28,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:07:28,890 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:07:28,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:07:28,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:07:28,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:07:28,891 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:07:28,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:07:28,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:07:28,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:07:28,892 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:07:28,892 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:07:28,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:07:28,892 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:07:28,892 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:07:28,893 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:07:28,893 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_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2022-11-02 20:07:29,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:07:29,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:07:29,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:07:29,194 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:07:29,195 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:07:29,197 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-11-02 20:07:29,290 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/data/8dc9be324/e355873229444eb1bf2745a4703eb296/FLAG5db0553c1 [2022-11-02 20:07:30,182 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:07:30,183 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-11-02 20:07:30,257 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/data/8dc9be324/e355873229444eb1bf2745a4703eb296/FLAG5db0553c1 [2022-11-02 20:07:30,685 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/data/8dc9be324/e355873229444eb1bf2745a4703eb296 [2022-11-02 20:07:30,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:07:30,691 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:07:30,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:07:30,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:07:30,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:07:30,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:07:30" (1/1) ... [2022-11-02 20:07:30,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@430c4240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:30, skipping insertion in model container [2022-11-02 20:07:30,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:07:30" (1/1) ... [2022-11-02 20:07:30,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:07:30,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:07:31,279 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_d77572fc-033a-437f-9477-c89a31ae0d4a/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2022-11-02 20:07:34,513 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-02 20:07:34,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50be540f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:34, skipping insertion in model container [2022-11-02 20:07:34,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:07:34,515 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-02 20:07:34,517 INFO L158 Benchmark]: Toolchain (without parser) took 3824.97ms. Allocated memory was 130.0MB in the beginning and 169.9MB in the end (delta: 39.8MB). Free memory was 80.3MB in the beginning and 132.3MB in the end (delta: -52.0MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2022-11-02 20:07:34,517 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory was 99.4MB in the beginning and 99.4MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:07:34,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3818.59ms. Allocated memory was 130.0MB in the beginning and 169.9MB in the end (delta: 39.8MB). Free memory was 80.0MB in the beginning and 132.3MB in the end (delta: -52.3MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2022-11-02 20:07:34,520 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 130.0MB. Free memory was 99.4MB in the beginning and 99.4MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3818.59ms. Allocated memory was 130.0MB in the beginning and 169.9MB in the end (delta: 39.8MB). Free memory was 80.0MB in the beginning and 132.3MB in the end (delta: -52.3MB). Peak memory consumption was 24.7MB. 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_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/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_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc --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-5e519f3 [2022-11-02 20:07:36,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:07:36,782 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:07:36,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:07:36,811 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:07:36,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:07:36,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:07:36,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:07:36,818 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:07:36,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:07:36,820 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:07:36,822 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:07:36,822 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:07:36,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:07:36,825 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:07:36,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:07:36,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:07:36,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:07:36,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:07:36,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:07:36,835 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:07:36,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:07:36,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:07:36,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:07:36,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:07:36,844 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:07:36,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:07:36,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:07:36,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:07:36,847 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:07:36,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:07:36,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:07:36,850 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:07:36,851 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:07:36,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:07:36,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:07:36,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:07:36,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:07:36,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:07:36,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:07:36,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:07:36,858 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-02 20:07:36,889 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:07:36,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:07:36,890 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:07:36,890 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:07:36,891 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:07:36,891 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:07:36,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:07:36,892 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:07:36,892 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:07:36,893 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:07:36,893 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:07:36,893 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:07:36,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:07:36,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:07:36,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:07:36,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:07:36,894 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 20:07:36,894 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-02 20:07:36,895 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-02 20:07:36,895 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:07:36,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:07:36,895 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:07:36,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:07:36,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:07:36,896 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:07:36,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:07:36,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:07:36,897 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:07:36,897 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:07:36,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:07:36,897 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-02 20:07:36,897 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-02 20:07:36,898 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:07:36,898 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:07:36,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:07:36,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-02 20:07:36,899 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_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2022-11-02 20:07:37,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:07:37,329 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:07:37,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:07:37,334 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:07:37,335 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:07:37,341 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-11-02 20:07:37,433 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/data/5d4f1cdcb/8549df8fd71943aaa96690c1991b7660/FLAGa8a164586 [2022-11-02 20:07:38,332 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:07:38,332 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-11-02 20:07:38,392 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/data/5d4f1cdcb/8549df8fd71943aaa96690c1991b7660/FLAGa8a164586 [2022-11-02 20:07:38,872 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d77572fc-033a-437f-9477-c89a31ae0d4a/bin/uautomizer-Dbtcem3rbc/data/5d4f1cdcb/8549df8fd71943aaa96690c1991b7660 [2022-11-02 20:07:38,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:07:38,884 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:07:38,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:07:38,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:07:38,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:07:38,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:07:38" (1/1) ... [2022-11-02 20:07:38,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1385a9da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:38, skipping insertion in model container [2022-11-02 20:07:38,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:07:38" (1/1) ... [2022-11-02 20:07:38,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:07:39,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:07:39,501 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_d77572fc-033a-437f-9477-c89a31ae0d4a/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2022-11-02 20:07:42,639 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-02 20:07:42,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@181e9642 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:42, skipping insertion in model container [2022-11-02 20:07:42,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:07:42,641 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-02 20:07:42,644 INFO L158 Benchmark]: Toolchain (without parser) took 3759.06ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 24.9MB in the beginning and 29.9MB in the end (delta: -5.0MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2022-11-02 20:07:42,646 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 58.7MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 46.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:07:42,651 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3738.14ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 38.6MB in the beginning and 29.9MB in the end (delta: 8.7MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2022-11-02 20:07:42,653 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 58.7MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 46.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3738.14ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 38.6MB in the beginning and 29.9MB in the end (delta: 8.7MB). Peak memory consumption was 23.8MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN