./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9 --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 a9e1b7e969f89a5fed24c5e1c8a611b2afdec90466561e0b1701695274fb81a5 --- 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 20:18:45,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:18:45,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:18:45,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:18:45,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:18:45,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:18:45,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:18:45,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:18:45,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:18:45,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:18:45,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:18:45,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:18:45,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:18:45,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:18:45,266 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:18:45,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:18:45,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:18:45,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:18:45,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:18:45,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:18:45,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:18:45,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:18:45,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:18:45,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:18:45,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:18:45,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:18:45,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:18:45,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:18:45,297 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:18:45,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:18:45,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:18:45,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:18:45,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:18:45,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:18:45,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:18:45,305 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:18:45,306 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:18:45,306 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:18:45,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:18:45,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:18:45,308 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:18:45,309 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-20 20:18:45,346 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:18:45,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:18:45,349 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:18:45,350 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:18:45,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:18:45,351 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:18:45,351 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:18:45,351 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:18:45,351 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:18:45,352 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 20:18:45,353 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:18:45,353 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:18:45,353 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 20:18:45,353 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 20:18:45,354 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:18:45,354 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 20:18:45,354 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 20:18:45,354 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 20:18:45,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:18:45,355 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 20:18:45,355 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 20:18:45,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:18:45,356 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 20:18:45,356 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:18:45,356 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 20:18:45,356 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 20:18:45,357 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 20:18:45,357 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:18:45,358 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 20:18:45,358 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:18:45,358 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:18:45,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:18:45,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:18:45,359 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 20:18:45,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:18:45,359 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 20:18:45,359 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 20:18:45,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 20:18:45,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 20:18:45,360 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:18:45,360 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_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9e1b7e969f89a5fed24c5e1c8a611b2afdec90466561e0b1701695274fb81a5 [2022-11-20 20:18:45,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:18:45,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:18:45,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:18:45,667 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:18:45,668 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:18:45,669 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/busybox-1.22.0/head-3.i [2022-11-20 20:18:48,629 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:18:49,038 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:18:49,038 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/sv-benchmarks/c/busybox-1.22.0/head-3.i [2022-11-20 20:18:49,072 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/data/8c0d86843/4090dc47a4b84c59a6a1d84402cb8219/FLAGfef05e7c9 [2022-11-20 20:18:49,089 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/data/8c0d86843/4090dc47a4b84c59a6a1d84402cb8219 [2022-11-20 20:18:49,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:18:49,092 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:18:49,094 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:18:49,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:18:49,101 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:18:49,102 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:18:49" (1/1) ... [2022-11-20 20:18:49,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bed1f48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:18:49, skipping insertion in model container [2022-11-20 20:18:49,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:18:49" (1/1) ... [2022-11-20 20:18:49,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:18:49,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:18:50,493 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 20:18:50,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1c041e8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:18:50, skipping insertion in model container [2022-11-20 20:18:50,496 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 20:18:50,497 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 20:18:50,499 INFO L158 Benchmark]: Toolchain (without parser) took 1405.37ms. Allocated memory is still 161.5MB. Free memory was 111.3MB in the beginning and 85.8MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-20 20:18:50,499 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 161.5MB. Free memory is still 134.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:18:50,500 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1402.90ms. Allocated memory is still 161.5MB. Free memory was 110.9MB in the beginning and 85.8MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-20 20:18:50,502 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69ms. Allocated memory is still 161.5MB. Free memory is still 134.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1402.90ms. Allocated memory is still 161.5MB. Free memory was 110.9MB in the beginning and 85.8MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9 --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 a9e1b7e969f89a5fed24c5e1c8a611b2afdec90466561e0b1701695274fb81a5 --- 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 20:18:52,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:18:52,755 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:18:52,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:18:52,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:18:52,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:18:52,819 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:18:52,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:18:52,824 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:18:52,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:18:52,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:18:52,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:18:52,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:18:52,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:18:52,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:18:52,845 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:18:52,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:18:52,847 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:18:52,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:18:52,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:18:52,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:18:52,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:18:52,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:18:52,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:18:52,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:18:52,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:18:52,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:18:52,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:18:52,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:18:52,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:18:52,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:18:52,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:18:52,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:18:52,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:18:52,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:18:52,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:18:52,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:18:52,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:18:52,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:18:52,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:18:52,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:18:52,889 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-20 20:18:52,928 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:18:52,928 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:18:52,929 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:18:52,930 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:18:52,931 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:18:52,931 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:18:52,932 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:18:52,932 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:18:52,932 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:18:52,932 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:18:52,933 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:18:52,934 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:18:52,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:18:52,935 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 20:18:52,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:18:52,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 20:18:52,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:18:52,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 20:18:52,936 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 20:18:52,937 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 20:18:52,937 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 20:18:52,937 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 20:18:52,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 20:18:52,938 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:18:52,938 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 20:18:52,938 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:18:52,938 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 20:18:52,939 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:18:52,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:18:52,939 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:18:52,940 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:18:52,940 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 20:18:52,940 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 20:18:52,941 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 20:18:52,941 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 20:18:52,941 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:18:52,941 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 20:18:52,942 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_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9e1b7e969f89a5fed24c5e1c8a611b2afdec90466561e0b1701695274fb81a5 [2022-11-20 20:18:53,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:18:53,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:18:53,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:18:53,351 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:18:53,352 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:18:53,353 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/busybox-1.22.0/head-3.i [2022-11-20 20:18:56,691 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:18:57,162 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:18:57,162 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/sv-benchmarks/c/busybox-1.22.0/head-3.i [2022-11-20 20:18:57,197 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/data/659cc825f/45946ddff4ff44fe934409f9063116d9/FLAG21326fb55 [2022-11-20 20:18:57,220 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7bb9d9-8026-4afe-9cae-ee4e34460f66/bin/utaipan-6cKwYrpEi9/data/659cc825f/45946ddff4ff44fe934409f9063116d9 [2022-11-20 20:18:57,229 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:18:57,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:18:57,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:18:57,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:18:57,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:18:57,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:18:57" (1/1) ... [2022-11-20 20:18:57,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b1347f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:18:57, skipping insertion in model container [2022-11-20 20:18:57,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:18:57" (1/1) ... [2022-11-20 20:18:57,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:18:57,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:18:58,627 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 20:18:58,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4ec6ec0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:18:58, skipping insertion in model container [2022-11-20 20:18:58,628 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 20:18:58,629 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 20:18:58,631 INFO L158 Benchmark]: Toolchain (without parser) took 1399.08ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 44.1MB in the beginning and 51.6MB in the end (delta: -7.5MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2022-11-20 20:18:58,632 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 71.3MB. Free memory was 48.6MB in the beginning and 48.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:18:58,632 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1394.47ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 44.0MB in the beginning and 51.6MB in the end (delta: -7.6MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2022-11-20 20:18:58,634 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 71.3MB. Free memory was 48.6MB in the beginning and 48.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1394.47ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 44.0MB in the beginning and 51.6MB in the end (delta: -7.6MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: 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