./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/expand-1.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_fa58e7c5-607e-405c-89fc-158c1ca12fc4/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa58e7c5-607e-405c-89fc-158c1ca12fc4/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_fa58e7c5-607e-405c-89fc-158c1ca12fc4/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa58e7c5-607e-405c-89fc-158c1ca12fc4/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa58e7c5-607e-405c-89fc-158c1ca12fc4/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_fa58e7c5-607e-405c-89fc-158c1ca12fc4/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 c3e4bf5fddce3cdaa114229d8e8eeae298ea6d27b96fb8ff1a449070bd724b93 --- 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 20:40:14,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:40:14,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:40:14,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:40:14,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:40:14,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:40:14,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:40:14,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:40:14,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:40:14,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:40:14,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:40:14,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:40:14,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:40:14,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:40:14,095 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:40:14,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:40:14,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:40:14,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:40:14,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:40:14,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:40:14,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:40:14,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:40:14,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:40:14,109 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:40:14,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:40:14,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:40:14,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:40:14,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:40:14,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:40:14,117 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:40:14,117 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:40:14,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:40:14,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:40:14,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:40:14,121 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:40:14,122 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:40:14,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:40:14,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:40:14,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:40:14,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:40:14,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:40:14,127 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa58e7c5-607e-405c-89fc-158c1ca12fc4/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-20 20:40:14,153 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:40:14,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:40:14,154 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:40:14,154 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:40:14,155 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:40:14,156 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:40:14,156 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:40:14,157 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:40:14,157 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:40:14,157 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 20:40:14,158 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:40:14,158 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:40:14,159 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 20:40:14,159 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 20:40:14,160 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:40:14,160 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 20:40:14,160 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 20:40:14,161 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 20:40:14,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:40:14,162 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 20:40:14,163 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 20:40:14,163 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:40:14,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 20:40:14,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:40:14,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 20:40:14,165 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 20:40:14,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 20:40:14,165 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:40:14,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 20:40:14,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:40:14,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:40:14,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:40:14,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:40:14,168 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 20:40:14,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:40:14,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 20:40:14,169 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 20:40:14,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 20:40:14,169 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 20:40:14,169 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:40:14,170 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_fa58e7c5-607e-405c-89fc-158c1ca12fc4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa58e7c5-607e-405c-89fc-158c1ca12fc4/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3e4bf5fddce3cdaa114229d8e8eeae298ea6d27b96fb8ff1a449070bd724b93 [2022-11-20 20:40:14,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:40:14,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:40:14,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:40:14,507 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:40:14,508 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:40:14,510 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa58e7c5-607e-405c-89fc-158c1ca12fc4/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/busybox-1.22.0/expand-1.i [2022-11-20 20:40:18,084 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:40:18,690 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:40:18,692 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa58e7c5-607e-405c-89fc-158c1ca12fc4/sv-benchmarks/c/busybox-1.22.0/expand-1.i [2022-11-20 20:40:18,731 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa58e7c5-607e-405c-89fc-158c1ca12fc4/bin/utaipan-6cKwYrpEi9/data/6783d3a9a/59b66d18b16f4c23a4709dffe4c272eb/FLAG120ef0024 [2022-11-20 20:40:18,753 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa58e7c5-607e-405c-89fc-158c1ca12fc4/bin/utaipan-6cKwYrpEi9/data/6783d3a9a/59b66d18b16f4c23a4709dffe4c272eb [2022-11-20 20:40:18,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:40:18,758 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:40:18,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:40:18,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:40:18,766 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:40:18,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:40:18" (1/1) ... [2022-11-20 20:40:18,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4027ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:40:18, skipping insertion in model container [2022-11-20 20:40:18,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:40:18" (1/1) ... [2022-11-20 20:40:18,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:40:18,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:40:20,620 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 20:40:20,621 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f6c9c3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:40:20, skipping insertion in model container [2022-11-20 20:40:20,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 20:40:20,623 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 20:40:20,625 INFO L158 Benchmark]: Toolchain (without parser) took 1865.40ms. Allocated memory is still 188.7MB. Free memory was 153.5MB in the beginning and 122.7MB in the end (delta: 30.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 20:40:20,626 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 121.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:40:20,627 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1862.31ms. Allocated memory is still 188.7MB. Free memory was 152.9MB in the beginning and 122.7MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 20:40:20,629 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 121.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1862.31ms. Allocated memory is still 188.7MB. Free memory was 152.9MB in the beginning and 122.7MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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_fa58e7c5-607e-405c-89fc-158c1ca12fc4/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa58e7c5-607e-405c-89fc-158c1ca12fc4/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_fa58e7c5-607e-405c-89fc-158c1ca12fc4/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa58e7c5-607e-405c-89fc-158c1ca12fc4/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa58e7c5-607e-405c-89fc-158c1ca12fc4/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_fa58e7c5-607e-405c-89fc-158c1ca12fc4/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 c3e4bf5fddce3cdaa114229d8e8eeae298ea6d27b96fb8ff1a449070bd724b93 --- 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 20:40:23,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:40:23,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:40:23,533 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:40:23,534 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:40:23,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:40:23,542 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:40:23,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:40:23,549 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:40:23,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:40:23,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:40:23,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:40:23,561 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:40:23,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:40:23,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:40:23,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:40:23,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:40:23,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:40:23,579 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:40:23,583 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:40:23,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:40:23,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:40:23,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:40:23,596 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:40:23,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:40:23,610 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:40:23,610 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:40:23,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:40:23,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:40:23,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:40:23,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:40:23,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:40:23,618 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:40:23,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:40:23,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:40:23,622 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:40:23,623 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:40:23,623 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:40:23,624 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:40:23,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:40:23,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:40:23,631 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa58e7c5-607e-405c-89fc-158c1ca12fc4/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-20 20:40:23,675 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:40:23,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:40:23,677 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:40:23,677 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:40:23,679 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:40:23,680 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:40:23,680 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:40:23,680 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:40:23,681 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:40:23,681 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:40:23,682 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:40:23,683 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:40:23,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:40:23,684 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 20:40:23,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:40:23,685 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 20:40:23,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:40:23,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 20:40:23,686 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 20:40:23,686 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 20:40:23,686 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 20:40:23,687 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 20:40:23,687 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 20:40:23,687 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:40:23,688 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 20:40:23,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:40:23,689 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 20:40:23,689 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:40:23,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:40:23,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:40:23,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:40:23,690 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 20:40:23,691 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 20:40:23,691 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 20:40:23,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 20:40:23,692 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:40:23,692 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 20:40:23,693 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_fa58e7c5-607e-405c-89fc-158c1ca12fc4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa58e7c5-607e-405c-89fc-158c1ca12fc4/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3e4bf5fddce3cdaa114229d8e8eeae298ea6d27b96fb8ff1a449070bd724b93 [2022-11-20 20:40:24,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:40:24,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:40:24,209 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:40:24,211 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:40:24,211 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:40:24,213 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa58e7c5-607e-405c-89fc-158c1ca12fc4/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/busybox-1.22.0/expand-1.i [2022-11-20 20:40:27,619 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:40:28,257 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:40:28,258 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa58e7c5-607e-405c-89fc-158c1ca12fc4/sv-benchmarks/c/busybox-1.22.0/expand-1.i [2022-11-20 20:40:28,283 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa58e7c5-607e-405c-89fc-158c1ca12fc4/bin/utaipan-6cKwYrpEi9/data/92bcccaea/617753fcf74846ca9e9704a40ea2de59/FLAGa64be9df0 [2022-11-20 20:40:28,720 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa58e7c5-607e-405c-89fc-158c1ca12fc4/bin/utaipan-6cKwYrpEi9/data/92bcccaea/617753fcf74846ca9e9704a40ea2de59 [2022-11-20 20:40:28,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:40:28,725 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:40:28,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:40:28,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:40:28,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:40:28,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:40:28" (1/1) ... [2022-11-20 20:40:28,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59620db3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:40:28, skipping insertion in model container [2022-11-20 20:40:28,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:40:28" (1/1) ... [2022-11-20 20:40:28,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:40:28,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:40:30,406 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 20:40:30,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@105e964b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:40:30, skipping insertion in model container [2022-11-20 20:40:30,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 20:40:30,415 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 20:40:30,417 INFO L158 Benchmark]: Toolchain (without parser) took 1691.22ms. Allocated memory is still 86.0MB. Free memory was 58.0MB in the beginning and 46.5MB in the end (delta: 11.5MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2022-11-20 20:40:30,418 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 58.7MB. Free memory was 36.1MB in the beginning and 36.1MB in the end (delta: 48.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:40:30,420 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1688.26ms. Allocated memory is still 86.0MB. Free memory was 57.6MB in the beginning and 46.5MB in the end (delta: 11.1MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2022-11-20 20:40:30,422 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 58.7MB. Free memory was 36.1MB in the beginning and 36.1MB in the end (delta: 48.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1688.26ms. Allocated memory is still 86.0MB. Free memory was 57.6MB in the beginning and 46.5MB in the end (delta: 11.1MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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