./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 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL --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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 04:07:27,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 04:07:27,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 04:07:27,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 04:07:27,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 04:07:27,605 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 04:07:27,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 04:07:27,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 04:07:27,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 04:07:27,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 04:07:27,615 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 04:07:27,617 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 04:07:27,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 04:07:27,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 04:07:27,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 04:07:27,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 04:07:27,624 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 04:07:27,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 04:07:27,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 04:07:27,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 04:07:27,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 04:07:27,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 04:07:27,638 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 04:07:27,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 04:07:27,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 04:07:27,644 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 04:07:27,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 04:07:27,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 04:07:27,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 04:07:27,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 04:07:27,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 04:07:27,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 04:07:27,652 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 04:07:27,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 04:07:27,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 04:07:27,655 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 04:07:27,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 04:07:27,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 04:07:27,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 04:07:27,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 04:07:27,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 04:07:27,661 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-11-19 04:07:27,694 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 04:07:27,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 04:07:27,694 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-19 04:07:27,695 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-19 04:07:27,696 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 04:07:27,696 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 04:07:27,697 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-19 04:07:27,697 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-19 04:07:27,697 INFO L138 SettingsManager]: * Use SBE=true [2021-11-19 04:07:27,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 04:07:27,698 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-19 04:07:27,698 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 04:07:27,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 04:07:27,699 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-19 04:07:27,699 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-19 04:07:27,699 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-19 04:07:27,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 04:07:27,700 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 04:07:27,700 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 04:07:27,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 04:07:27,700 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 04:07:27,701 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 04:07:27,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 04:07:27,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 04:07:27,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 04:07:27,702 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-19 04:07:27,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 04:07:27,702 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 04:07:27,702 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_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2021-11-19 04:07:27,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 04:07:28,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 04:07:28,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 04:07:28,028 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 04:07:28,029 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 04:07:28,031 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-11-19 04:07:28,121 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/data/cdf9d2c42/f26c7e0cae7a4af79e89eb58733a52b1/FLAGee2f8fc68 [2021-11-19 04:07:28,900 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 04:07:28,901 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-11-19 04:07:28,936 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/data/cdf9d2c42/f26c7e0cae7a4af79e89eb58733a52b1/FLAGee2f8fc68 [2021-11-19 04:07:28,970 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/data/cdf9d2c42/f26c7e0cae7a4af79e89eb58733a52b1 [2021-11-19 04:07:28,978 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 04:07:28,981 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-19 04:07:28,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 04:07:28,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 04:07:28,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 04:07:28,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:28" (1/1) ... [2021-11-19 04:07:28,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e3701a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:28, skipping insertion in model container [2021-11-19 04:07:28,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:28" (1/1) ... [2021-11-19 04:07:29,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 04:07:29,126 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 04:07:30,496 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 [2021-11-19 04:07:30,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@14877bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:30, skipping insertion in model container [2021-11-19 04:07:30,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 04:07:30,498 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-11-19 04:07:30,501 INFO L158 Benchmark]: Toolchain (without parser) took 1517.65ms. Allocated memory was 96.5MB in the beginning and 132.1MB in the end (delta: 35.7MB). Free memory was 56.4MB in the beginning and 93.6MB in the end (delta: -37.1MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2021-11-19 04:07:30,502 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 96.5MB. Free memory was 66.6MB in the beginning and 66.6MB in the end (delta: 25.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 04:07:30,505 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1514.61ms. Allocated memory was 96.5MB in the beginning and 132.1MB in the end (delta: 35.7MB). Free memory was 56.3MB in the beginning and 93.6MB in the end (delta: -37.3MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2021-11-19 04:07:30,508 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 96.5MB. Free memory was 66.6MB in the beginning and 66.6MB in the end (delta: 25.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1514.61ms. Allocated memory was 96.5MB in the beginning and 132.1MB in the end (delta: 35.7MB). Free memory was 56.3MB in the beginning and 93.6MB in the end (delta: -37.3MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. * 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... --- 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_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL --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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 04:07:33,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 04:07:33,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 04:07:33,285 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 04:07:33,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 04:07:33,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 04:07:33,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 04:07:33,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 04:07:33,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 04:07:33,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 04:07:33,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 04:07:33,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 04:07:33,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 04:07:33,309 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 04:07:33,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 04:07:33,312 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 04:07:33,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 04:07:33,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 04:07:33,321 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 04:07:33,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 04:07:33,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 04:07:33,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 04:07:33,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 04:07:33,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 04:07:33,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 04:07:33,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 04:07:33,346 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 04:07:33,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 04:07:33,349 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 04:07:33,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 04:07:33,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 04:07:33,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 04:07:33,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 04:07:33,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 04:07:33,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 04:07:33,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 04:07:33,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 04:07:33,370 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 04:07:33,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 04:07:33,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 04:07:33,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 04:07:33,374 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-11-19 04:07:33,406 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 04:07:33,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 04:07:33,407 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-19 04:07:33,408 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-19 04:07:33,408 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 04:07:33,409 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 04:07:33,410 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-19 04:07:33,410 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-19 04:07:33,410 INFO L138 SettingsManager]: * Use SBE=true [2021-11-19 04:07:33,411 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 04:07:33,411 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-19 04:07:33,411 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 04:07:33,412 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 04:07:33,412 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-19 04:07:33,412 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-19 04:07:33,413 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-19 04:07:33,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 04:07:33,413 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 04:07:33,413 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 04:07:33,414 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 04:07:33,414 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 04:07:33,414 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 04:07:33,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 04:07:33,415 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 04:07:33,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 04:07:33,416 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 04:07:33,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 04:07:33,416 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-19 04:07:33,417 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 04:07:33,417 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 04:07:33,417 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 04:07:33,418 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_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2021-11-19 04:07:33,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 04:07:33,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 04:07:33,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 04:07:33,893 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 04:07:33,894 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 04:07:33,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-11-19 04:07:33,979 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/data/b90205675/502cc35f1563487bb7818f6bc3f207c4/FLAGc7bb0c7f0 [2021-11-19 04:07:34,906 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 04:07:34,907 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-11-19 04:07:34,944 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/data/b90205675/502cc35f1563487bb7818f6bc3f207c4/FLAGc7bb0c7f0 [2021-11-19 04:07:35,010 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eabf4001-8f63-4def-9cd0-24304f341d4b/bin/uautomizer-ZXIjhQolGL/data/b90205675/502cc35f1563487bb7818f6bc3f207c4 [2021-11-19 04:07:35,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 04:07:35,018 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-19 04:07:35,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 04:07:35,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 04:07:35,025 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 04:07:35,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:35" (1/1) ... [2021-11-19 04:07:35,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b61de9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35, skipping insertion in model container [2021-11-19 04:07:35,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:35" (1/1) ... [2021-11-19 04:07:35,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 04:07:35,145 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 04:07:36,599 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 [2021-11-19 04:07:36,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d3d3224 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:36, skipping insertion in model container [2021-11-19 04:07:36,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 04:07:36,600 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-11-19 04:07:36,603 INFO L158 Benchmark]: Toolchain (without parser) took 1582.98ms. Allocated memory was 56.6MB in the beginning and 83.9MB in the end (delta: 27.3MB). Free memory was 30.4MB in the beginning and 53.9MB in the end (delta: -23.5MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2021-11-19 04:07:36,603 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 04:07:36,605 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1579.63ms. Allocated memory was 56.6MB in the beginning and 83.9MB in the end (delta: 27.3MB). Free memory was 30.2MB in the beginning and 54.2MB in the end (delta: -24.0MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2021-11-19 04:07:36,607 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1579.63ms. Allocated memory was 56.6MB in the beginning and 83.9MB in the end (delta: 27.3MB). Free memory was 30.2MB in the beginning and 54.2MB in the end (delta: -24.0MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN