./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8 --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 bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 11:53:18,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:53:18,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:53:18,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:53:18,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:53:18,408 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:53:18,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:53:18,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:53:18,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:53:18,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:53:18,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:53:18,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:53:18,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:53:18,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:53:18,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:53:18,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:53:18,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:53:18,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:53:18,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:53:18,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:53:18,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:53:18,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:53:18,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:53:18,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:53:18,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:53:18,473 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:53:18,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:53:18,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:53:18,476 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:53:18,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:53:18,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:53:18,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:53:18,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:53:18,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:53:18,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:53:18,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:53:18,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:53:18,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:53:18,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:53:18,489 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:53:18,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:53:18,491 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-16 11:53:18,538 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:53:18,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:53:18,541 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:53:18,541 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:53:18,542 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:53:18,542 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:53:18,544 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:53:18,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:53:18,544 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:53:18,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:53:18,546 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:53:18,546 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:53:18,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:53:18,547 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 11:53:18,547 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 11:53:18,547 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 11:53:18,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:53:18,548 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:53:18,548 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:53:18,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:53:18,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:53:18,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:53:18,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:53:18,551 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:53:18,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:53:18,552 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:53:18,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:53:18,554 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_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 [2022-11-16 11:53:18,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:53:18,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:53:18,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:53:18,928 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:53:18,929 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:53:18,931 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-16 11:53:19,008 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/data/9eff9a839/96dda778f2e14a53b3447ed52c84ea8c/FLAGb4602b29a [2022-11-16 11:53:19,726 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:53:19,727 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-16 11:53:19,773 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/data/9eff9a839/96dda778f2e14a53b3447ed52c84ea8c/FLAGb4602b29a [2022-11-16 11:53:19,879 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/data/9eff9a839/96dda778f2e14a53b3447ed52c84ea8c [2022-11-16 11:53:19,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:53:19,886 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:53:19,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:53:19,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:53:19,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:53:19,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:53:19" (1/1) ... [2022-11-16 11:53:19,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@200488c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:53:19, skipping insertion in model container [2022-11-16 11:53:19,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:53:19" (1/1) ... [2022-11-16 11:53:19,905 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:53:20,009 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:53:21,420 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-16 11:53:21,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b92ebc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:53:21, skipping insertion in model container [2022-11-16 11:53:21,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:53:21,422 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 11:53:21,424 INFO L158 Benchmark]: Toolchain (without parser) took 1536.71ms. Allocated memory is still 130.0MB. Free memory was 88.7MB in the beginning and 92.2MB in the end (delta: -3.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 11:53:21,426 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 130.0MB. Free memory is still 110.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:53:21,429 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1532.45ms. Allocated memory is still 130.0MB. Free memory was 88.5MB in the beginning and 92.2MB in the end (delta: -3.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 11:53:21,430 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 130.0MB. Free memory is still 110.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1532.45ms. Allocated memory is still 130.0MB. Free memory was 88.5MB in the beginning and 92.2MB in the end (delta: -3.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8 --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 bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 11:53:23,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:53:23,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:53:23,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:53:23,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:53:23,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:53:23,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:53:23,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:53:23,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:53:23,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:53:23,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:53:23,867 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:53:23,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:53:23,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:53:23,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:53:23,876 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:53:23,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:53:23,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:53:23,890 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:53:23,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:53:23,900 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:53:23,902 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:53:23,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:53:23,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:53:23,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:53:23,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:53:23,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:53:23,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:53:23,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:53:23,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:53:23,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:53:23,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:53:23,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:53:23,921 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:53:23,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:53:23,922 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:53:23,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:53:23,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:53:23,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:53:23,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:53:23,927 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:53:23,933 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-16 11:53:23,982 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:53:23,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:53:23,983 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:53:23,984 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:53:23,985 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:53:23,985 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:53:23,986 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:53:23,987 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:53:23,987 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:53:23,987 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:53:23,988 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:53:23,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:53:23,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:53:23,989 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 11:53:23,989 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 11:53:23,989 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 11:53:23,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:53:23,990 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:53:23,990 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 11:53:23,990 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 11:53:23,990 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:53:23,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:53:23,991 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:53:23,991 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:53:23,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:53:23,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:53:23,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:53:23,992 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 11:53:23,992 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 11:53:23,993 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 11:53:23,993 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_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 [2022-11-16 11:53:24,478 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:53:24,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:53:24,516 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:53:24,518 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:53:24,519 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:53:24,521 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-16 11:53:24,614 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/data/c82937010/dde458f976b44d038914964381acde0b/FLAG6f2fca89a [2022-11-16 11:53:25,503 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:53:25,504 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-16 11:53:25,550 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/data/c82937010/dde458f976b44d038914964381acde0b/FLAG6f2fca89a [2022-11-16 11:53:25,596 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64810b7d-b081-47e0-8fda-209f757c83be/bin/uautomizer-tPACEb0tL8/data/c82937010/dde458f976b44d038914964381acde0b [2022-11-16 11:53:25,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:53:25,600 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:53:25,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:53:25,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:53:25,608 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:53:25,609 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:53:25" (1/1) ... [2022-11-16 11:53:25,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28705426 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:53:25, skipping insertion in model container [2022-11-16 11:53:25,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:53:25" (1/1) ... [2022-11-16 11:53:25,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:53:25,740 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:53:27,154 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-16 11:53:27,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e5aedc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:53:27, skipping insertion in model container [2022-11-16 11:53:27,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:53:27,156 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 11:53:27,159 INFO L158 Benchmark]: Toolchain (without parser) took 1556.62ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 29.7MB in the beginning and 45.1MB in the end (delta: -15.4MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2022-11-16 11:53:27,160 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory was 38.0MB in the beginning and 38.0MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:53:27,161 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1552.63ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 29.6MB in the beginning and 45.1MB in the end (delta: -15.5MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2022-11-16 11:53:27,163 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory was 38.0MB in the beginning and 38.0MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1552.63ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 29.6MB in the beginning and 45.1MB in the end (delta: -15.5MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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