./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 ........................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:12:53,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:12:53,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:12:53,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:12:53,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:12:53,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:12:53,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:12:53,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:12:53,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:12:53,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:12:53,570 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:12:53,573 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:12:53,573 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:12:53,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:12:53,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:12:53,581 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:12:53,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:12:53,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:12:53,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:12:53,597 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:12:53,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:12:53,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:12:53,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:12:53,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:12:53,611 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:12:53,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:12:53,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:12:53,614 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:12:53,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:12:53,616 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:12:53,617 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:12:53,618 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:12:53,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:12:53,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:12:53,623 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:12:53,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:12:53,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:12:53,625 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:12:53,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:12:53,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:12:53,627 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:12:53,630 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2020-12-01 17:12:53,673 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:12:53,673 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:12:53,675 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:12:53,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:12:53,676 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:12:53,676 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 17:12:53,676 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:12:53,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:12:53,677 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 17:12:53,677 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 17:12:53,678 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 17:12:53,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:12:53,679 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:12:53,679 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:12:53,679 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:12:53,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:12:53,680 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:12:53,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:12:53,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:12:53,681 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:12:53,681 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:12:53,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:12:53,682 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-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 [2020-12-01 17:12:53,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:12:54,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:12:54,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:12:54,020 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:12:54,021 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:12:54,022 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-12-01 17:12:54,096 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/data/51eb708f5/d9eef48f50824f0a98dd83e955f7d783/FLAG5240bafc9 [2020-12-01 17:12:54,773 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:12:54,773 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-12-01 17:12:54,820 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/data/51eb708f5/d9eef48f50824f0a98dd83e955f7d783/FLAG5240bafc9 [2020-12-01 17:12:54,956 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/data/51eb708f5/d9eef48f50824f0a98dd83e955f7d783 [2020-12-01 17:12:54,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:12:54,960 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:12:54,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:12:54,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:12:54,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:12:54,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:12:54" (1/1) ... [2020-12-01 17:12:54,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a24e574 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:12:54, skipping insertion in model container [2020-12-01 17:12:54,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:12:54" (1/1) ... [2020-12-01 17:12:54,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:12:55,052 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:12:56,012 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2020-12-01 17:12:56,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d8f14dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:12:56, skipping insertion in model container [2020-12-01 17:12:56,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:12:56,014 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 17:12:56,016 INFO L168 Benchmark]: Toolchain (without parser) took 1054.12 ms. Allocated memory was 98.6 MB in the beginning and 125.8 MB in the end (delta: 27.3 MB). Free memory was 67.6 MB in the beginning and 93.6 MB in the end (delta: -26.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 17:12:56,017 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 98.6 MB. Free memory is still 56.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:12:56,018 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1051.35 ms. Allocated memory was 98.6 MB in the beginning and 125.8 MB in the end (delta: 27.3 MB). Free memory was 67.2 MB in the beginning and 93.6 MB in the end (delta: -26.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 17:12:56,020 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 98.6 MB. Free memory is still 56.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1051.35 ms. Allocated memory was 98.6 MB in the beginning and 125.8 MB in the end (delta: 27.3 MB). Free memory was 67.2 MB in the beginning and 93.6 MB in the end (delta: -26.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 17:12:58,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:12:58,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:12:58,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:12:58,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:12:58,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:12:58,450 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:12:58,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:12:58,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:12:58,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:12:58,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:12:58,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:12:58,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:12:58,482 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:12:58,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:12:58,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:12:58,487 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:12:58,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:12:58,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:12:58,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:12:58,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:12:58,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:12:58,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:12:58,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:12:58,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:12:58,524 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:12:58,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:12:58,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:12:58,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:12:58,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:12:58,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:12:58,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:12:58,533 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:12:58,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:12:58,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:12:58,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:12:58,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:12:58,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:12:58,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:12:58,540 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:12:58,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:12:58,541 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2020-12-01 17:12:58,588 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:12:58,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:12:58,594 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:12:58,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:12:58,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:12:58,595 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 17:12:58,595 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:12:58,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:12:58,595 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 17:12:58,596 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 17:12:58,597 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 17:12:58,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:12:58,598 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 17:12:58,598 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 17:12:58,598 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 17:12:58,598 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:12:58,599 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:12:58,599 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:12:58,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:12:58,599 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:12:58,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:12:58,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:12:58,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:12:58,601 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 17:12:58,601 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 17:12:58,601 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 17:12:58,601 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 17:12:58,619 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-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 [2020-12-01 17:12:59,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:12:59,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:12:59,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:12:59,116 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:12:59,119 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:12:59,120 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-12-01 17:12:59,205 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/data/1e27f083d/c2852ddd68a24ad38155ef686bab4500/FLAG859365f23 [2020-12-01 17:13:00,104 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:13:00,105 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-12-01 17:13:00,147 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/data/1e27f083d/c2852ddd68a24ad38155ef686bab4500/FLAG859365f23 [2020-12-01 17:13:00,219 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3be80b44-c620-463b-8a87-26cea6ea0e0a/bin/ukojak/data/1e27f083d/c2852ddd68a24ad38155ef686bab4500 [2020-12-01 17:13:00,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:13:00,223 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:13:00,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:13:00,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:13:00,230 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:13:00,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:13:00" (1/1) ... [2020-12-01 17:13:00,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21adb35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:13:00, skipping insertion in model container [2020-12-01 17:13:00,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:13:00" (1/1) ... [2020-12-01 17:13:00,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:13:00,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:13:01,402 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2020-12-01 17:13:01,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a3ff801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:13:01, skipping insertion in model container [2020-12-01 17:13:01,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:13:01,403 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 17:13:01,406 INFO L168 Benchmark]: Toolchain (without parser) took 1181.55 ms. Allocated memory is still 67.1 MB. Free memory was 46.6 MB in the beginning and 42.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 17:13:01,407 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 67.1 MB. Free memory is still 49.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:13:01,408 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1178.90 ms. Allocated memory is still 67.1 MB. Free memory was 46.5 MB in the beginning and 42.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 17:13:01,409 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 67.1 MB. Free memory is still 49.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1178.90 ms. Allocated memory is still 67.1 MB. Free memory was 46.5 MB in the beginning and 42.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...