./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 e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/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_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be --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 .................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/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_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be --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 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:16:53,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:16:53,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:16:53,057 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:16:53,058 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:16:53,059 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:16:53,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:16:53,064 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:16:53,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:16:53,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:16:53,070 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:16:53,072 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:16:53,072 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:16:53,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:16:53,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:16:53,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:16:53,079 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:16:53,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:16:53,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:16:53,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:16:53,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:16:53,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:16:53,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:16:53,093 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:16:53,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:16:53,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:16:53,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:16:53,100 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:16:53,101 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:16:53,102 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:16:53,102 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:16:53,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:16:53,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:16:53,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:16:53,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:16:53,108 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:16:53,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:16:53,109 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:16:53,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:16:53,111 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:16:53,112 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:16:53,113 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 19:16:53,141 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:16:53,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:16:53,142 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:16:53,142 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:16:53,143 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:16:53,153 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:16:53,153 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:16:53,153 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:16:53,154 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:16:53,154 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:16:53,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:16:53,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:16:53,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:16:53,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:16:53,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:16:53,155 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:16:53,156 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:16:53,156 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:16:53,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:16:53,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:16:53,157 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:16:53,157 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:16:53,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:16:53,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:16:53,158 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:16:53,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:16:53,158 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:16:53,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:16:53,159 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:16:53,159 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:16:53,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:16:53,159 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:16:53,160 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_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2021-10-21 19:16:53,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:16:53,498 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:16:53,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:16:53,502 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:16:53,503 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:16:53,504 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-10-21 19:16:53,585 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/data/6ef39fa11/96bfa3bc835a4675bcc47a7877ccc9b9/FLAGc7a37e390 [2021-10-21 19:16:54,642 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:16:54,647 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-10-21 19:16:54,719 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/data/6ef39fa11/96bfa3bc835a4675bcc47a7877ccc9b9/FLAGc7a37e390 [2021-10-21 19:16:54,983 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/data/6ef39fa11/96bfa3bc835a4675bcc47a7877ccc9b9 [2021-10-21 19:16:54,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:16:54,988 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:16:54,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:16:54,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:16:54,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:16:54,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:16:54" (1/1) ... [2021-10-21 19:16:54,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36ce1e35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:16:54, skipping insertion in model container [2021-10-21 19:16:54,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:16:54" (1/1) ... [2021-10-21 19:16:55,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:16:55,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:16:55,610 WARN L228 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_118a250c-7a4b-432a-89a9-75afc9bc8eff/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2021-10-21 19:16:59,225 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-10-21 19:16:59,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a959f7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:16:59, skipping insertion in model container [2021-10-21 19:16:59,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:16:59,254 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-21 19:16:59,257 INFO L168 Benchmark]: Toolchain (without parser) took 4267.15 ms. Allocated memory was 92.3 MB in the beginning and 140.5 MB in the end (delta: 48.2 MB). Free memory was 63.9 MB in the beginning and 113.0 MB in the end (delta: -49.2 MB). Peak memory consumption was 41.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:16:59,261 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 92.3 MB. Free memory was 62.2 MB in the beginning and 62.2 MB in the end (delta: 21.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:16:59,264 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4264.54 ms. Allocated memory was 92.3 MB in the beginning and 140.5 MB in the end (delta: 48.2 MB). Free memory was 63.5 MB in the beginning and 113.0 MB in the end (delta: -49.5 MB). Peak memory consumption was 41.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:16:59,266 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 92.3 MB. Free memory was 62.2 MB in the beginning and 62.2 MB in the end (delta: 21.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4264.54 ms. Allocated memory was 92.3 MB in the beginning and 140.5 MB in the end (delta: 48.2 MB). Free memory was 63.5 MB in the beginning and 113.0 MB in the end (delta: -49.5 MB). Peak memory consumption was 41.6 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:17:01,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:17:01,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:17:01,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:17:01,990 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:17:01,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:17:01,997 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:17:02,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:17:02,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:17:02,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:17:02,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:17:02,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:17:02,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:17:02,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:17:02,024 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:17:02,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:17:02,031 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:17:02,032 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:17:02,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:17:02,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:17:02,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:17:02,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:17:02,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:17:02,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:17:02,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:17:02,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:17:02,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:17:02,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:17:02,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:17:02,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:17:02,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:17:02,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:17:02,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:17:02,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:17:02,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:17:02,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:17:02,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:17:02,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:17:02,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:17:02,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:17:02,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:17:02,082 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-21 19:17:02,130 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:17:02,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:17:02,131 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:17:02,131 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:17:02,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:17:02,134 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:17:02,134 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:17:02,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:17:02,135 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:17:02,135 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:17:02,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:17:02,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:17:02,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:17:02,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:17:02,138 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 19:17:02,138 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 19:17:02,138 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:17:02,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:17:02,139 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:17:02,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:17:02,140 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:17:02,140 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:17:02,140 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:17:02,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:17:02,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:17:02,141 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:17:02,142 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:17:02,142 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 19:17:02,142 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 19:17:02,142 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:17:02,143 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:17:02,143 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:17:02,143 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:17:02,144 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 19:17:02,144 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_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2021-10-21 19:17:02,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:17:02,611 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:17:02,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:17:02,615 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:17:02,616 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:17:02,617 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-10-21 19:17:02,704 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/data/05ea184f0/206c60f55554449ba519a22380de3bab/FLAG47a8812cc [2021-10-21 19:17:03,653 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:17:03,654 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-10-21 19:17:03,699 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/data/05ea184f0/206c60f55554449ba519a22380de3bab/FLAG47a8812cc [2021-10-21 19:17:04,138 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118a250c-7a4b-432a-89a9-75afc9bc8eff/bin/uautomizer-j4sWxH34Be/data/05ea184f0/206c60f55554449ba519a22380de3bab [2021-10-21 19:17:04,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:17:04,141 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:17:04,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:17:04,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:17:04,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:17:04,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:17:04" (1/1) ... [2021-10-21 19:17:04,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50a12a4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:17:04, skipping insertion in model container [2021-10-21 19:17:04,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:17:04" (1/1) ... [2021-10-21 19:17:04,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:17:04,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:17:04,655 WARN L228 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_118a250c-7a4b-432a-89a9-75afc9bc8eff/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2021-10-21 19:17:08,102 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-10-21 19:17:08,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@42c4c23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:17:08, skipping insertion in model container [2021-10-21 19:17:08,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:17:08,106 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-21 19:17:08,109 INFO L168 Benchmark]: Toolchain (without parser) took 3965.36 ms. Allocated memory was 58.7 MB in the beginning and 73.4 MB in the end (delta: 14.7 MB). Free memory was 36.6 MB in the beginning and 35.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 23.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:17:08,110 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 58.7 MB. Free memory is still 38.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:17:08,114 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3962.96 ms. Allocated memory was 58.7 MB in the beginning and 73.4 MB in the end (delta: 14.7 MB). Free memory was 36.4 MB in the beginning and 35.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 23.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:17:08,116 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 58.7 MB. Free memory is still 38.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3962.96 ms. Allocated memory was 58.7 MB in the beginning and 73.4 MB in the end (delta: 14.7 MB). Free memory was 36.4 MB in the beginning and 35.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 23.6 MB. Max. memory is 16.1 GB. * 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...