./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/usleep-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_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e74f98059c168bbea3fa809da06c6e55d25d54fc .............................................................................................................................. 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_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e74f98059c168bbea3fa809da06c6e55d25d54fc ................................................................................................................................. 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 15:38:30,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 15:38:30,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 15:38:30,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 15:38:30,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 15:38:30,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 15:38:30,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 15:38:30,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 15:38:30,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 15:38:30,427 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 15:38:30,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 15:38:30,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 15:38:30,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 15:38:30,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 15:38:30,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 15:38:30,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 15:38:30,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 15:38:30,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 15:38:30,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 15:38:30,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 15:38:30,459 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 15:38:30,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 15:38:30,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 15:38:30,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 15:38:30,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 15:38:30,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 15:38:30,472 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 15:38:30,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 15:38:30,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 15:38:30,476 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 15:38:30,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 15:38:30,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 15:38:30,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 15:38:30,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 15:38:30,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 15:38:30,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 15:38:30,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 15:38:30,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 15:38:30,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 15:38:30,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 15:38:30,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 15:38:30,490 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-12-01 15:38:30,534 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 15:38:30,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 15:38:30,540 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 15:38:30,540 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 15:38:30,540 INFO L138 SettingsManager]: * Use SBE=true [2020-12-01 15:38:30,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 15:38:30,541 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 15:38:30,541 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 15:38:30,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 15:38:30,542 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 15:38:30,543 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 15:38:30,543 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 15:38:30,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 15:38:30,544 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 15:38:30,544 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 15:38:30,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 15:38:30,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-01 15:38:30,545 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 15:38:30,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-01 15:38:30,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 15:38:30,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 15:38:30,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 15:38:30,546 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-01 15:38:30,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 15:38:30,547 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-01 15:38:30,547 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_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e74f98059c168bbea3fa809da06c6e55d25d54fc [2020-12-01 15:38:30,842 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 15:38:30,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 15:38:30,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 15:38:30,887 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 15:38:30,888 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 15:38:30,889 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2020-12-01 15:38:30,983 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/data/3bbaf8b04/bb62fae95d5e497089498d947f2dcc9c/FLAG0dffd18a7 [2020-12-01 15:38:31,792 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 15:38:31,793 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2020-12-01 15:38:31,838 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/data/3bbaf8b04/bb62fae95d5e497089498d947f2dcc9c/FLAG0dffd18a7 [2020-12-01 15:38:31,908 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/data/3bbaf8b04/bb62fae95d5e497089498d947f2dcc9c [2020-12-01 15:38:31,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 15:38:31,918 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-01 15:38:31,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 15:38:31,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 15:38:31,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 15:38:31,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:38:31" (1/1) ... [2020-12-01 15:38:31,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@323ff8de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:38:31, skipping insertion in model container [2020-12-01 15:38:31,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:38:31" (1/1) ... [2020-12-01 15:38:31,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 15:38:31,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 15:38:33,072 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-12-01 15:38:33,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@19339a27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:38:33, skipping insertion in model container [2020-12-01 15:38:33,073 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 15:38:33,073 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-12-01 15:38:33,075 INFO L168 Benchmark]: Toolchain (without parser) took 1156.45 ms. Allocated memory is still 94.4 MB. Free memory was 62.8 MB in the beginning and 59.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 15:38:33,076 INFO L168 Benchmark]: CDTParser took 0.65 ms. Allocated memory is still 94.4 MB. Free memory is still 51.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 15:38:33,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1153.85 ms. Allocated memory is still 94.4 MB. Free memory was 62.6 MB in the beginning and 59.3 MB in the end (delta: 3.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 15:38:33,079 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65 ms. Allocated memory is still 94.4 MB. Free memory is still 51.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1153.85 ms. Allocated memory is still 94.4 MB. Free memory was 62.6 MB in the beginning and 59.3 MB in the end (delta: 3.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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 15:38:35,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 15:38:35,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 15:38:35,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 15:38:35,422 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 15:38:35,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 15:38:35,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 15:38:35,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 15:38:35,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 15:38:35,450 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 15:38:35,451 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 15:38:35,453 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 15:38:35,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 15:38:35,460 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 15:38:35,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 15:38:35,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 15:38:35,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 15:38:35,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 15:38:35,471 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 15:38:35,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 15:38:35,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 15:38:35,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 15:38:35,488 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 15:38:35,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 15:38:35,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 15:38:35,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 15:38:35,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 15:38:35,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 15:38:35,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 15:38:35,504 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 15:38:35,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 15:38:35,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 15:38:35,508 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 15:38:35,509 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 15:38:35,510 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 15:38:35,511 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 15:38:35,512 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 15:38:35,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 15:38:35,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 15:38:35,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 15:38:35,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 15:38:35,516 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-12-01 15:38:35,579 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 15:38:35,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 15:38:35,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 15:38:35,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 15:38:35,585 INFO L138 SettingsManager]: * Use SBE=true [2020-12-01 15:38:35,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 15:38:35,585 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 15:38:35,586 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 15:38:35,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 15:38:35,586 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 15:38:35,587 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 15:38:35,588 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 15:38:35,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 15:38:35,588 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 15:38:35,588 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 15:38:35,589 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 15:38:35,589 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 15:38:35,589 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 15:38:35,589 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-01 15:38:35,590 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 15:38:35,590 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-01 15:38:35,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 15:38:35,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 15:38:35,591 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 15:38:35,591 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-12-01 15:38:35,591 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 15:38:35,591 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-01 15:38:35,591 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 15:38:35,592 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_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e74f98059c168bbea3fa809da06c6e55d25d54fc [2020-12-01 15:38:35,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 15:38:36,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 15:38:36,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 15:38:36,018 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 15:38:36,019 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 15:38:36,020 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2020-12-01 15:38:36,096 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/data/1972666c7/ce511da40b9840deb5b82642a14617d3/FLAG4000276fc [2020-12-01 15:38:36,864 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 15:38:36,866 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2020-12-01 15:38:36,904 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/data/1972666c7/ce511da40b9840deb5b82642a14617d3/FLAG4000276fc [2020-12-01 15:38:36,963 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dc4f3531-2991-4568-8218-20795101ba2b/bin/uautomizer/data/1972666c7/ce511da40b9840deb5b82642a14617d3 [2020-12-01 15:38:36,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 15:38:36,968 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-01 15:38:36,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 15:38:36,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 15:38:36,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 15:38:36,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:38:36" (1/1) ... [2020-12-01 15:38:36,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52d86c78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:38:36, skipping insertion in model container [2020-12-01 15:38:36,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:38:36" (1/1) ... [2020-12-01 15:38:36,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 15:38:37,080 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 15:38:38,407 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-12-01 15:38:38,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3a5ff199 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:38:38, skipping insertion in model container [2020-12-01 15:38:38,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 15:38:38,409 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-12-01 15:38:38,411 INFO L168 Benchmark]: Toolchain (without parser) took 1442.13 ms. Allocated memory is still 65.0 MB. Free memory was 41.0 MB in the beginning and 33.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. [2020-12-01 15:38:38,414 INFO L168 Benchmark]: CDTParser took 0.64 ms. Allocated memory is still 65.0 MB. Free memory is still 46.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 15:38:38,415 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1439.33 ms. Allocated memory is still 65.0 MB. Free memory was 40.8 MB in the beginning and 33.7 MB in the end (delta: 7.1 MB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. [2020-12-01 15:38:38,417 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 ms. Allocated memory is still 65.0 MB. Free memory is still 46.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1439.33 ms. Allocated memory is still 65.0 MB. Free memory was 40.8 MB in the beginning and 33.7 MB in the end (delta: 7.1 MB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...