./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 aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/config/KojakReach.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_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:36:44,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:36:44,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:36:44,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:36:44,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:36:44,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:36:44,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:36:44,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:36:44,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:36:44,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:36:44,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:36:44,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:36:44,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:36:44,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:36:44,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:36:44,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:36:44,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:36:44,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:36:44,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:36:44,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:36:44,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:36:44,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:36:44,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:36:44,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:36:44,993 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:36:44,998 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:36:44,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:36:45,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:36:45,001 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:36:45,003 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:36:45,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:36:45,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:36:45,006 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:36:45,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:36:45,010 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:36:45,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:36:45,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:36:45,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:36:45,012 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:36:45,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:36:45,014 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:36:45,015 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:36:45,057 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:36:45,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:36:45,058 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:36:45,058 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:36:45,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:36:45,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:36:45,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:36:45,060 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:36:45,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:36:45,060 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:36:45,060 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:36:45,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:36:45,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:36:45,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:36:45,061 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:36:45,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:36:45,062 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:36:45,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:36:45,062 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:36:45,062 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:36:45,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:36:45,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:36:45,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:36:45,063 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:36:45,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:36:45,064 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:36:45,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:36:45,064 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:36:45,065 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_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2021-11-23 01:36:45,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:36:45,362 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:36:45,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:36:45,368 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:36:45,369 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:36:45,371 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-11-23 01:36:45,456 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/data/67328ed1e/f07615d3b21045edbb7f2f9a5d904f49/FLAGaf8ac216e [2021-11-23 01:36:46,478 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:36:46,479 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-11-23 01:36:46,534 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/data/67328ed1e/f07615d3b21045edbb7f2f9a5d904f49/FLAGaf8ac216e [2021-11-23 01:36:46,919 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/data/67328ed1e/f07615d3b21045edbb7f2f9a5d904f49 [2021-11-23 01:36:46,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:36:46,923 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:36:46,925 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:36:46,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:36:46,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:36:46,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:36:46" (1/1) ... [2021-11-23 01:36:46,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b6e9b8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:46, skipping insertion in model container [2021-11-23 01:36:46,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:36:46" (1/1) ... [2021-11-23 01:36:46,939 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:36:47,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:36:47,485 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_354a3513-68a8-40d3-b41d-ad7c3b90e54d/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2021-11-23 01:36:50,805 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-23 01:36:50,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d6c8394 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:50, skipping insertion in model container [2021-11-23 01:36:50,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:36:50,806 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 01:36:50,808 INFO L158 Benchmark]: Toolchain (without parser) took 3883.76ms. Allocated memory is still 127.9MB. Free memory was 83.3MB in the beginning and 63.8MB in the end (delta: 19.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 01:36:50,809 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 86.0MB. Free memory was 57.1MB in the beginning and 57.1MB in the end (delta: 25.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:36:50,810 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3880.92ms. Allocated memory is still 127.9MB. Free memory was 82.9MB in the beginning and 63.8MB in the end (delta: 19.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 01:36:50,812 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 86.0MB. Free memory was 57.1MB in the beginning and 57.1MB in the end (delta: 25.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3880.92ms. Allocated memory is still 127.9MB. Free memory was 82.9MB in the beginning and 63.8MB in the end (delta: 19.1MB). Peak memory consumption was 27.3MB. 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/config/KojakReach.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_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:36:53,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:36:53,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:36:53,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:36:53,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:36:53,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:36:53,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:36:53,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:36:53,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:36:53,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:36:53,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:36:53,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:36:53,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:36:53,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:36:53,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:36:53,251 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:36:53,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:36:53,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:36:53,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:36:53,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:36:53,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:36:53,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:36:53,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:36:53,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:36:53,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:36:53,287 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:36:53,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:36:53,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:36:53,291 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:36:53,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:36:53,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:36:53,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:36:53,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:36:53,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:36:53,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:36:53,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:36:53,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:36:53,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:36:53,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:36:53,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:36:53,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:36:53,314 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:36:53,363 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:36:53,364 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:36:53,365 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:36:53,366 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:36:53,367 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:36:53,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:36:53,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:36:53,368 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:36:53,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:36:53,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:36:53,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:36:53,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:36:53,371 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:36:53,371 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:36:53,371 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:36:53,371 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:36:53,372 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:36:53,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:36:53,372 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:36:53,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:36:53,372 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:36:53,373 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:36:53,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:36:53,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:36:53,374 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:36:53,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:36:53,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:36:53,374 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:36:53,375 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:36:53,375 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:36:53,375 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:36:53,375 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:36:53,376 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_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2021-11-23 01:36:53,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:36:53,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:36:53,812 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:36:53,813 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:36:53,814 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:36:53,815 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-11-23 01:36:53,892 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/data/26da1c156/0df480b107064af0b5c1492dfa02de7b/FLAGc96c2323a [2021-11-23 01:36:54,977 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:36:54,978 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-11-23 01:36:55,025 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/data/26da1c156/0df480b107064af0b5c1492dfa02de7b/FLAGc96c2323a [2021-11-23 01:36:55,347 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_354a3513-68a8-40d3-b41d-ad7c3b90e54d/bin/ukojak-LBtLqBUTdQ/data/26da1c156/0df480b107064af0b5c1492dfa02de7b [2021-11-23 01:36:55,349 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:36:55,352 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:36:55,357 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:36:55,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:36:55,361 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:36:55,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:36:55" (1/1) ... [2021-11-23 01:36:55,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e2990a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:55, skipping insertion in model container [2021-11-23 01:36:55,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:36:55" (1/1) ... [2021-11-23 01:36:55,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:36:55,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:36:55,974 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_354a3513-68a8-40d3-b41d-ad7c3b90e54d/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2021-11-23 01:36:59,177 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-23 01:36:59,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@680edd21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:59, skipping insertion in model container [2021-11-23 01:36:59,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:36:59,178 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 01:36:59,180 INFO L158 Benchmark]: Toolchain (without parser) took 3826.85ms. Allocated memory was 52.4MB in the beginning and 73.4MB in the end (delta: 21.0MB). Free memory was 28.4MB in the beginning and 31.4MB in the end (delta: -3.1MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2021-11-23 01:36:59,181 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 52.4MB. Free memory was 33.3MB in the beginning and 33.3MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:36:59,182 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3820.89ms. Allocated memory was 52.4MB in the beginning and 73.4MB in the end (delta: 21.0MB). Free memory was 28.1MB in the beginning and 31.4MB in the end (delta: -3.3MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2021-11-23 01:36:59,184 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 52.4MB. Free memory was 33.3MB in the beginning and 33.3MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3820.89ms. Allocated memory was 52.4MB in the beginning and 73.4MB in the end (delta: 21.0MB). Free memory was 28.1MB in the beginning and 31.4MB in the end (delta: -3.3MB). Peak memory consumption was 22.7MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN