./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --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-6b4ec56 [2022-11-20 17:31:11,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:31:11,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:31:11,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:31:11,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:31:11,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:31:11,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:31:11,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:31:11,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:31:11,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:31:11,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:31:11,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:31:11,476 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:31:11,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:31:11,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:31:11,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:31:11,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:31:11,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:31:11,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:31:11,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:31:11,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:31:11,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:31:11,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:31:11,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:31:11,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:31:11,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:31:11,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:31:11,498 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:31:11,498 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:31:11,500 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:31:11,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:31:11,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:31:11,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:31:11,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:31:11,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:31:11,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:31:11,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:31:11,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:31:11,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:31:11,508 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:31:11,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:31:11,509 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:31:11,533 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:31:11,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:31:11,534 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:31:11,535 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:31:11,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:31:11,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:31:11,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:31:11,536 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:31:11,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:31:11,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:31:11,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:31:11,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:31:11,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:31:11,537 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:31:11,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:31:11,537 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:31:11,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:31:11,538 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:31:11,538 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:31:11,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:31:11,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:31:11,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:31:11,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:31:11,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:31:11,539 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:31:11,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:31:11,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:31:11,540 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_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 [2022-11-20 17:31:11,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:31:11,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:31:11,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:31:11,829 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:31:11,830 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:31:11,831 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-20 17:31:14,976 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:31:15,474 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:31:15,474 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-20 17:31:15,498 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/data/d2764a673/457ae256ff184fc38505c31f6186fb49/FLAG6f1662656 [2022-11-20 17:31:15,513 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/data/d2764a673/457ae256ff184fc38505c31f6186fb49 [2022-11-20 17:31:15,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:31:15,517 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:31:15,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:31:15,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:31:15,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:31:15,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:31:15" (1/1) ... [2022-11-20 17:31:15,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1faf7116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:15, skipping insertion in model container [2022-11-20 17:31:15,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:31:15" (1/1) ... [2022-11-20 17:31:15,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:31:15,604 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:31:16,951 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-20 17:31:16,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@632aae14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:16, skipping insertion in model container [2022-11-20 17:31:16,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:31:16,953 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 17:31:16,955 INFO L158 Benchmark]: Toolchain (without parser) took 1437.12ms. Allocated memory is still 180.4MB. Free memory was 130.0MB in the beginning and 103.3MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 17:31:16,955 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 134.2MB. Free memory was 76.6MB in the beginning and 76.4MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:31:16,956 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1434.58ms. Allocated memory is still 180.4MB. Free memory was 130.0MB in the beginning and 103.3MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 17:31:16,958 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 134.2MB. Free memory was 76.6MB in the beginning and 76.4MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1434.58ms. Allocated memory is still 180.4MB. Free memory was 130.0MB in the beginning and 103.3MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --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-6b4ec56 [2022-11-20 17:31:19,251 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:31:19,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:31:19,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:31:19,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:31:19,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:31:19,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:31:19,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:31:19,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:31:19,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:31:19,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:31:19,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:31:19,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:31:19,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:31:19,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:31:19,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:31:19,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:31:19,332 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:31:19,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:31:19,335 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:31:19,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:31:19,341 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:31:19,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:31:19,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:31:19,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:31:19,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:31:19,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:31:19,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:31:19,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:31:19,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:31:19,363 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:31:19,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:31:19,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:31:19,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:31:19,369 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:31:19,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:31:19,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:31:19,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:31:19,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:31:19,377 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:31:19,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:31:19,378 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-20 17:31:19,422 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:31:19,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:31:19,424 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:31:19,425 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:31:19,426 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:31:19,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:31:19,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:31:19,426 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:31:19,427 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:31:19,427 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:31:19,428 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:31:19,428 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:31:19,428 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:31:19,429 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:31:19,429 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:31:19,429 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:31:19,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:31:19,430 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:31:19,430 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:31:19,430 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:31:19,430 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:31:19,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:31:19,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:31:19,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:31:19,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:31:19,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:31:19,432 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:31:19,432 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:31:19,432 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:31:19,432 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:31:19,433 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:31:19,433 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_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 [2022-11-20 17:31:19,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:31:19,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:31:19,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:31:19,848 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:31:19,850 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:31:19,852 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-20 17:31:22,992 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:31:23,478 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:31:23,479 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-20 17:31:23,513 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/data/8d339f45b/5ec287936e9a4bd98f6e394a03b5e382/FLAGc7c67c6dc [2022-11-20 17:31:23,542 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b025982-be92-4a9b-996b-e2bf603058ba/bin/ukojak-pZX7IvK2PQ/data/8d339f45b/5ec287936e9a4bd98f6e394a03b5e382 [2022-11-20 17:31:23,544 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:31:23,546 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:31:23,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:31:23,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:31:23,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:31:23,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:31:23" (1/1) ... [2022-11-20 17:31:23,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@494a1eef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:23, skipping insertion in model container [2022-11-20 17:31:23,553 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:31:23" (1/1) ... [2022-11-20 17:31:23,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:31:23,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:31:24,875 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-20 17:31:24,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51922bd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:24, skipping insertion in model container [2022-11-20 17:31:24,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:31:24,876 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 17:31:24,878 INFO L158 Benchmark]: Toolchain (without parser) took 1331.79ms. Allocated memory is still 75.5MB. Free memory was 54.1MB in the beginning and 44.9MB in the end (delta: 9.2MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2022-11-20 17:31:24,879 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 39.3MB in the end (delta: 81.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:31:24,880 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1329.27ms. Allocated memory is still 75.5MB. Free memory was 53.8MB in the beginning and 44.9MB in the end (delta: 9.0MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2022-11-20 17:31:24,881 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 39.3MB in the end (delta: 81.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1329.27ms. Allocated memory is still 75.5MB. Free memory was 53.8MB in the beginning and 44.9MB in the end (delta: 9.0MB). Peak memory consumption was 21.4MB. 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