./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/who-2.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_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/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_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/who-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/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_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 --- 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 12:44:50,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:44:50,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:44:50,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:44:50,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:44:50,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:44:50,393 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:44:50,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:44:50,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:44:50,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:44:50,406 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:44:50,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:44:50,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:44:50,417 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:44:50,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:44:50,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:44:50,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:44:50,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:44:50,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:44:50,424 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:44:50,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:44:50,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:44:50,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:44:50,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:44:50,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:44:50,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:44:50,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:44:50,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:44:50,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:44:50,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:44:50,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:44:50,457 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:44:50,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:44:50,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:44:50,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:44:50,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:44:50,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:44:50,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:44:50,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:44:50,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:44:50,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:44:50,470 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-16 12:44:50,509 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:44:50,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:44:50,510 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:44:50,510 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:44:50,511 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:44:50,512 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:44:50,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:44:50,513 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:44:50,513 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:44:50,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:44:50,514 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 12:44:50,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:44:50,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:44:50,515 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 12:44:50,515 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 12:44:50,515 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 12:44:50,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:44:50,516 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 12:44:50,516 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:44:50,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:44:50,516 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:44:50,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:44:50,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:44:50,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:44:50,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:44:50,527 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:44:50,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:44:50,529 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_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2022-11-16 12:44:50,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:44:50,918 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:44:50,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:44:50,922 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:44:50,923 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:44:50,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/busybox-1.22.0/who-2.i [2022-11-16 12:44:51,004 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/bin/uautomizer-tPACEb0tL8/data/6f69f58a4/c9b9fb1d695647a0ad9d7e6fed0658ab/FLAGd839bb416 [2022-11-16 12:44:51,848 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:44:51,848 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/sv-benchmarks/c/busybox-1.22.0/who-2.i [2022-11-16 12:44:51,877 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/bin/uautomizer-tPACEb0tL8/data/6f69f58a4/c9b9fb1d695647a0ad9d7e6fed0658ab/FLAGd839bb416 [2022-11-16 12:44:51,898 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/bin/uautomizer-tPACEb0tL8/data/6f69f58a4/c9b9fb1d695647a0ad9d7e6fed0658ab [2022-11-16 12:44:51,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:44:51,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:44:51,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:44:51,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:44:51,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:44:51,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:44:51" (1/1) ... [2022-11-16 12:44:51,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f46ca82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:51, skipping insertion in model container [2022-11-16 12:44:51,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:44:51" (1/1) ... [2022-11-16 12:44:51,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:44:52,026 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:44:53,432 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 [2022-11-16 12:44:53,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@20245971 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:53, skipping insertion in model container [2022-11-16 12:44:53,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:44:53,434 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 12:44:53,437 INFO L158 Benchmark]: Toolchain (without parser) took 1532.19ms. Allocated memory is still 121.6MB. Free memory was 72.6MB in the beginning and 77.5MB in the end (delta: -4.9MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2022-11-16 12:44:53,438 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 121.6MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:44:53,441 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1527.32ms. Allocated memory is still 121.6MB. Free memory was 72.4MB in the beginning and 77.5MB in the end (delta: -5.1MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2022-11-16 12:44:53,442 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 121.6MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1527.32ms. Allocated memory is still 121.6MB. Free memory was 72.4MB in the beginning and 77.5MB in the end (delta: -5.1MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/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_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/who-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/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_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 --- 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 12:44:55,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:44:55,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:44:55,612 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:44:55,612 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:44:55,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:44:55,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:44:55,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:44:55,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:44:55,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:44:55,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:44:55,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:44:55,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:44:55,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:44:55,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:44:55,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:44:55,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:44:55,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:44:55,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:44:55,634 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:44:55,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:44:55,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:44:55,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:44:55,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:44:55,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:44:55,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:44:55,657 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:44:55,658 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:44:55,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:44:55,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:44:55,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:44:55,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:44:55,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:44:55,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:44:55,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:44:55,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:44:55,674 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:44:55,675 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:44:55,675 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:44:55,676 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:44:55,677 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:44:55,678 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-16 12:44:55,716 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:44:55,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:44:55,720 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:44:55,721 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:44:55,721 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:44:55,722 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:44:55,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:44:55,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:44:55,725 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:44:55,725 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:44:55,725 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 12:44:55,726 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:44:55,727 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:44:55,727 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 12:44:55,727 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 12:44:55,727 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 12:44:55,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:44:55,728 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 12:44:55,728 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 12:44:55,728 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 12:44:55,728 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:44:55,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:44:55,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:44:55,729 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:44:55,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:44:55,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:44:55,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:44:55,730 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 12:44:55,730 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 12:44:55,731 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 12:44:55,731 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_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2022-11-16 12:44:56,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:44:56,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:44:56,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:44:56,172 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:44:56,172 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:44:56,174 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/busybox-1.22.0/who-2.i [2022-11-16 12:44:56,249 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/bin/uautomizer-tPACEb0tL8/data/902b88a4c/3487c5ac24fe4d3cb9b7504a918c85c0/FLAGd7da0231f [2022-11-16 12:44:57,097 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:44:57,098 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/sv-benchmarks/c/busybox-1.22.0/who-2.i [2022-11-16 12:44:57,120 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/bin/uautomizer-tPACEb0tL8/data/902b88a4c/3487c5ac24fe4d3cb9b7504a918c85c0/FLAGd7da0231f [2022-11-16 12:44:57,183 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5cc45d8-d62f-42f7-8a44-3c24290fd3bb/bin/uautomizer-tPACEb0tL8/data/902b88a4c/3487c5ac24fe4d3cb9b7504a918c85c0 [2022-11-16 12:44:57,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:44:57,187 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:44:57,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:44:57,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:44:57,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:44:57,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:44:57" (1/1) ... [2022-11-16 12:44:57,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19b9f5ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:57, skipping insertion in model container [2022-11-16 12:44:57,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:44:57" (1/1) ... [2022-11-16 12:44:57,206 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:44:57,303 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:44:58,757 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 [2022-11-16 12:44:58,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6372afbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:44:58, skipping insertion in model container [2022-11-16 12:44:58,758 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:44:58,759 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 12:44:58,763 INFO L158 Benchmark]: Toolchain (without parser) took 1573.20ms. Allocated memory was 65.0MB in the beginning and 92.3MB in the end (delta: 27.3MB). Free memory was 40.3MB in the beginning and 69.3MB in the end (delta: -28.9MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2022-11-16 12:44:58,765 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 65.0MB. Free memory was 46.4MB in the beginning and 46.3MB in the end (delta: 48.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:44:58,767 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1570.88ms. Allocated memory was 65.0MB in the beginning and 92.3MB in the end (delta: 27.3MB). Free memory was 40.1MB in the beginning and 69.3MB in the end (delta: -29.2MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2022-11-16 12:44:58,770 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 65.0MB. Free memory was 46.4MB in the beginning and 46.3MB in the end (delta: 48.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1570.88ms. Allocated memory was 65.0MB in the beginning and 92.3MB in the end (delta: 27.3MB). Free memory was 40.1MB in the beginning and 69.3MB in the end (delta: -29.2MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: 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