./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 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/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_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu --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 0.2.2-dev-6a47aea [2021-11-23 15:53:48,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:48,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:48,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:48,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:48,788 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:48,790 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:48,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:48,796 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:48,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:48,805 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:48,807 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:48,808 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:48,810 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:48,812 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:48,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:48,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:48,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:48,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:48,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:48,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:48,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:48,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:48,842 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:48,845 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:48,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:48,846 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:48,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:48,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:48,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:48,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:48,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:48,854 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:48,855 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:48,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:48,857 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:48,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:48,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:48,858 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:48,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:48,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:48,861 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:53:48,905 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:48,905 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:48,907 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:48,907 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:48,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:48,908 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:48,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:48,909 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:48,909 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:53:48,909 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:48,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:48,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:48,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:48,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:48,917 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:48,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:48,918 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:48,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:48,918 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:48,918 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:48,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:48,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:48,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:48,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:48,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:48,920 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:53:48,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:53:48,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:48,920 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_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2021-11-23 15:53:49,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:49,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:49,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:49,246 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:49,247 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:49,248 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-11-23 15:53:49,316 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/data/a684b883e/b711dc19a47145cca263e5f07e6c1e29/FLAG23ffb799a [2021-11-23 15:53:50,246 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:50,246 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-11-23 15:53:50,284 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/data/a684b883e/b711dc19a47145cca263e5f07e6c1e29/FLAG23ffb799a [2021-11-23 15:53:50,335 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/data/a684b883e/b711dc19a47145cca263e5f07e6c1e29 [2021-11-23 15:53:50,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:50,339 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:50,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:50,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:50,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:50,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:50" (1/1) ... [2021-11-23 15:53:50,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51508f4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:50, skipping insertion in model container [2021-11-23 15:53:50,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:50" (1/1) ... [2021-11-23 15:53:50,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:50,461 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:50,944 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_2d736a7b-8dbf-4be5-9267-a61dac1fc519/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2021-11-23 15:53:55,587 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-23 15:53:55,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@566953f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:55, skipping insertion in model container [2021-11-23 15:53:55,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:55,589 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:53:55,592 INFO L158 Benchmark]: Toolchain (without parser) took 5251.23ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 80.1MB in the beginning and 98.6MB in the end (delta: -18.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2021-11-23 15:53:55,593 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:55,595 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5248.19ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 80.1MB in the beginning and 98.6MB in the end (delta: -18.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2021-11-23 15:53:55,597 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5248.19ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 80.1MB in the beginning and 98.6MB in the end (delta: -18.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/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_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu --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 0.2.2-dev-6a47aea [2021-11-23 15:53:57,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:57,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:57,798 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:57,798 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:57,803 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:57,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:57,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:57,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:57,821 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:57,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:57,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:57,828 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:57,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:57,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:57,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:57,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:57,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:57,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:57,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:57,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:57,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:57,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:57,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:57,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:57,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:57,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:57,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:57,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:57,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:57,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:57,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:57,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:57,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:57,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:57,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:57,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:57,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:57,900 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:57,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:57,903 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:57,904 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:53:57,949 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:57,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:57,951 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:57,951 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:57,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:57,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:57,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:57,954 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:57,954 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:57,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:57,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:57,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:57,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:57,956 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:53:57,956 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:53:57,956 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:53:57,956 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:57,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:57,957 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:57,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:57,957 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:57,958 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:57,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:57,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:57,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:57,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:57,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:57,959 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:53:57,959 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:53:57,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:57,960 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:53:57,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:53:57,960 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_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2021-11-23 15:53:58,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:58,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:58,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:58,387 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:58,387 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:58,389 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-11-23 15:53:58,471 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/data/349a1f958/8dcf0cfa28d849aa9febb769ec239933/FLAGf6b8b27f7 [2021-11-23 15:53:59,545 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:59,546 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-11-23 15:53:59,604 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/data/349a1f958/8dcf0cfa28d849aa9febb769ec239933/FLAGf6b8b27f7 [2021-11-23 15:53:59,620 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d736a7b-8dbf-4be5-9267-a61dac1fc519/bin/ukojak-CwSLpZB5Qu/data/349a1f958/8dcf0cfa28d849aa9febb769ec239933 [2021-11-23 15:53:59,622 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:59,624 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:59,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:59,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:59,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:59,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:59" (1/1) ... [2021-11-23 15:53:59,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72a312cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:59, skipping insertion in model container [2021-11-23 15:53:59,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:59" (1/1) ... [2021-11-23 15:53:59,640 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:59,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:00,200 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_2d736a7b-8dbf-4be5-9267-a61dac1fc519/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2021-11-23 15:54:03,703 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-23 15:54:03,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@119fa0a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:03, skipping insertion in model container [2021-11-23 15:54:03,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:03,704 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:54:03,706 INFO L158 Benchmark]: Toolchain (without parser) took 4081.02ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 43.4MB in the beginning and 65.8MB in the end (delta: -22.4MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:03,707 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 73.4MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:03,708 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4077.47ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 43.1MB in the beginning and 65.8MB in the end (delta: -22.7MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:03,709 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 73.4MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4077.47ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 43.1MB in the beginning and 65.8MB in the end (delta: -22.7MB). Peak memory consumption was 22.5MB. 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