./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/yes-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a 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_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/yes-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 --- 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-38b53e6 [2022-11-25 22:40:32,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:40:32,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:40:32,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:40:32,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:40:32,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:40:32,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:40:32,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:40:32,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:40:32,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:40:32,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:40:32,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:40:32,106 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:40:32,107 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:40:32,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:40:32,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:40:32,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:40:32,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:40:32,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:40:32,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:40:32,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:40:32,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:40:32,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:40:32,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:40:32,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:40:32,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:40:32,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:40:32,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:40:32,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:40:32,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:40:32,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:40:32,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:40:32,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:40:32,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:40:32,131 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:40:32,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:40:32,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:40:32,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:40:32,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:40:32,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:40:32,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:40:32,135 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-25 22:40:32,160 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:40:32,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:40:32,161 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:40:32,161 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:40:32,162 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:40:32,162 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:40:32,162 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:40:32,162 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:40:32,163 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:40:32,163 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:40:32,163 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:40:32,163 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:40:32,164 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:40:32,164 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:40:32,164 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:40:32,164 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:40:32,165 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:40:32,165 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:40:32,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:40:32,166 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:40:32,166 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:40:32,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:40:32,167 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:40:32,167 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:40:32,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:40:32,167 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 22:40:32,168 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:40:32,168 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:40:32,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:40:32,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:40:32,169 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:40:32,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:40:32,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:40:32,169 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:40:32,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:40:32,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:40:32,170 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:40:32,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:40:32,171 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:40:32,171 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:40:32,171 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_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 [2022-11-25 22:40:32,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:40:32,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:40:32,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:40:32,445 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:40:32,446 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:40:32,448 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2022-11-25 22:40:35,504 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:40:35,910 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:40:35,911 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2022-11-25 22:40:35,939 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/data/927a17518/97075728fe474be899b931887b95f609/FLAG14c2bee2a [2022-11-25 22:40:35,953 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/data/927a17518/97075728fe474be899b931887b95f609 [2022-11-25 22:40:35,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:40:35,957 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:40:35,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:40:35,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:40:35,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:40:35,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:35" (1/1) ... [2022-11-25 22:40:35,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@340913c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:35, skipping insertion in model container [2022-11-25 22:40:35,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:35" (1/1) ... [2022-11-25 22:40:35,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:40:36,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:40:37,152 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 22:40:37,155 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-11-25 22:40:37,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ab1fc9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:37, skipping insertion in model container [2022-11-25 22:40:37,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:40:37,156 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 22:40:37,158 INFO L158 Benchmark]: Toolchain (without parser) took 1199.77ms. Allocated memory is still 182.5MB. Free memory was 137.8MB in the beginning and 116.0MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-25 22:40:37,158 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 151.0MB. Free memory is still 93.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:40:37,159 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1197.31ms. Allocated memory is still 182.5MB. Free memory was 137.8MB in the beginning and 116.0MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-25 22:40:37,160 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 151.0MB. Free memory is still 93.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1197.31ms. Allocated memory is still 182.5MB. Free memory was 137.8MB in the beginning and 116.0MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. 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_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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/yes-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 --- 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-38b53e6 [2022-11-25 22:40:39,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:40:39,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:40:39,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:40:39,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:40:39,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:40:39,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:40:39,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:40:39,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:40:39,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:40:39,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:40:39,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:40:39,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:40:39,507 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:40:39,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:40:39,515 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:40:39,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:40:39,517 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:40:39,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:40:39,525 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:40:39,527 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:40:39,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:40:39,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:40:39,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:40:39,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:40:39,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:40:39,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:40:39,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:40:39,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:40:39,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:40:39,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:40:39,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:40:39,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:40:39,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:40:39,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:40:39,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:40:39,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:40:39,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:40:39,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:40:39,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:40:39,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:40:39,558 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-25 22:40:39,597 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:40:39,598 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:40:39,599 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:40:39,599 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:40:39,600 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:40:39,600 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:40:39,601 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:40:39,601 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:40:39,601 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:40:39,601 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:40:39,602 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:40:39,602 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:40:39,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:40:39,604 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:40:39,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:40:39,604 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:40:39,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:40:39,605 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:40:39,605 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 22:40:39,605 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 22:40:39,605 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 22:40:39,605 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 22:40:39,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:40:39,606 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:40:39,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:40:39,606 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:40:39,606 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 22:40:39,607 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:40:39,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:40:39,607 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:40:39,607 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:40:39,608 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:40:39,608 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 22:40:39,608 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 22:40:39,608 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:40:39,608 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:40:39,609 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 22:40:39,609 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_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 [2022-11-25 22:40:40,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:40:40,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:40:40,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:40:40,064 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:40:40,064 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:40:40,066 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2022-11-25 22:40:43,295 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:40:43,739 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:40:43,740 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2022-11-25 22:40:43,764 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/data/4216a86a9/6cc9992856c0492f845484deaa9cf142/FLAG8ed0501fa [2022-11-25 22:40:43,782 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdacb24f-a605-4664-a49a-0f81bd59d652/bin/utaipan-ByfvJB40ur/data/4216a86a9/6cc9992856c0492f845484deaa9cf142 [2022-11-25 22:40:43,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:40:43,787 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:40:43,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:40:43,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:40:43,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:40:43,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:43" (1/1) ... [2022-11-25 22:40:43,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fe7285e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:43, skipping insertion in model container [2022-11-25 22:40:43,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:43" (1/1) ... [2022-11-25 22:40:43,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:40:43,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:40:44,909 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 22:40:44,912 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-11-25 22:40:44,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16f74611 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:44, skipping insertion in model container [2022-11-25 22:40:44,913 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:40:44,914 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 22:40:44,916 INFO L158 Benchmark]: Toolchain (without parser) took 1128.35ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 49.1MB in the beginning and 64.1MB in the end (delta: -15.1MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2022-11-25 22:40:44,917 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 75.5MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:40:44,917 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1124.53ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 48.9MB in the beginning and 64.1MB in the end (delta: -15.3MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2022-11-25 22:40:44,919 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 75.5MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1124.53ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 48.9MB in the beginning and 64.1MB in the end (delta: -15.3MB). Peak memory consumption was 21.2MB. 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_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