./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba --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 a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 --- 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-b5237d8 [2022-11-22 00:10:26,102 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:10:26,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:10:26,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:10:26,142 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:10:26,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:10:26,145 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:10:26,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:10:26,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:10:26,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:10:26,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:10:26,157 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:10:26,158 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:10:26,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:10:26,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:10:26,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:10:26,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:10:26,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:10:26,173 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:10:26,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:10:26,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:10:26,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:10:26,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:10:26,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:10:26,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:10:26,198 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:10:26,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:10:26,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:10:26,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:10:26,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:10:26,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:10:26,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:10:26,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:10:26,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:10:26,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:10:26,212 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:10:26,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:10:26,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:10:26,213 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:10:26,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:10:26,216 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:10:26,217 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-22 00:10:26,254 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:10:26,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:10:26,259 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:10:26,259 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:10:26,260 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:10:26,261 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:10:26,261 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:10:26,276 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:10:26,276 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:10:26,276 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 00:10:26,276 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:10:26,277 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:10:26,277 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 00:10:26,277 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 00:10:26,277 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:10:26,277 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 00:10:26,278 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 00:10:26,278 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 00:10:26,279 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:10:26,279 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:10:26,280 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:10:26,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:10:26,280 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:10:26,280 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:10:26,281 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:10:26,281 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 00:10:26,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:10:26,282 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:10:26,283 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:10:26,283 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:10:26,283 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:10:26,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:10:26,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:10:26,284 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 00:10:26,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:10:26,284 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:10:26,286 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 00:10:26,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:10:26,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:10:26,286 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:10:26,286 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_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2022-11-22 00:10:26,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:10:26,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:10:26,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:10:26,569 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:10:26,570 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:10:26,571 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2022-11-22 00:10:29,651 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:10:30,037 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:10:30,037 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/sv-benchmarks/c/busybox-1.22.0/head-2.i [2022-11-22 00:10:30,071 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/data/19f2ac651/a295f3e2b65f49b794f47cbb898eb331/FLAGc90171920 [2022-11-22 00:10:30,093 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/data/19f2ac651/a295f3e2b65f49b794f47cbb898eb331 [2022-11-22 00:10:30,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:10:30,098 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:10:30,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:10:30,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:10:30,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:10:30,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:10:30" (1/1) ... [2022-11-22 00:10:30,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29a494c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:10:30, skipping insertion in model container [2022-11-22 00:10:30,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:10:30" (1/1) ... [2022-11-22 00:10:30,117 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:10:30,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:10:31,537 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-22 00:10:31,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2f1b0e64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:10:31, skipping insertion in model container [2022-11-22 00:10:31,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:10:31,539 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 00:10:31,541 INFO L158 Benchmark]: Toolchain (without parser) took 1442.21ms. Allocated memory is still 144.7MB. Free memory was 105.0MB in the beginning and 79.6MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-22 00:10:31,542 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 144.7MB. Free memory was 113.9MB in the beginning and 113.8MB in the end (delta: 77.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:10:31,543 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1436.82ms. Allocated memory is still 144.7MB. Free memory was 104.6MB in the beginning and 79.9MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-22 00:10:31,544 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 144.7MB. Free memory was 113.9MB in the beginning and 113.8MB in the end (delta: 77.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1436.82ms. Allocated memory is still 144.7MB. Free memory was 104.6MB in the beginning and 79.9MB in the end (delta: 24.8MB). 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_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba --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 a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 --- 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-b5237d8 [2022-11-22 00:10:33,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:10:33,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:10:34,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:10:34,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:10:34,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:10:34,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:10:34,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:10:34,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:10:34,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:10:34,017 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:10:34,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:10:34,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:10:34,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:10:34,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:10:34,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:10:34,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:10:34,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:10:34,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:10:34,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:10:34,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:10:34,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:10:34,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:10:34,035 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:10:34,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:10:34,040 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:10:34,040 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:10:34,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:10:34,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:10:34,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:10:34,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:10:34,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:10:34,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:10:34,046 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:10:34,056 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:10:34,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:10:34,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:10:34,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:10:34,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:10:34,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:10:34,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:10:34,060 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-22 00:10:34,086 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:10:34,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:10:34,087 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:10:34,087 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:10:34,088 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:10:34,088 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:10:34,088 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:10:34,089 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:10:34,089 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:10:34,089 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:10:34,089 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:10:34,090 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:10:34,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:10:34,091 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:10:34,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:10:34,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:10:34,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:10:34,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:10:34,092 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 00:10:34,092 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 00:10:34,092 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 00:10:34,092 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 00:10:34,093 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:10:34,093 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:10:34,093 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:10:34,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:10:34,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 00:10:34,094 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:10:34,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:10:34,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:10:34,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:10:34,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:10:34,095 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 00:10:34,095 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 00:10:34,095 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:10:34,095 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:10:34,096 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 00:10:34,096 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_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2022-11-22 00:10:34,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:10:34,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:10:34,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:10:34,473 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:10:34,473 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:10:34,475 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2022-11-22 00:10:37,624 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:10:38,094 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:10:38,094 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/sv-benchmarks/c/busybox-1.22.0/head-2.i [2022-11-22 00:10:38,126 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/data/14db5cab4/50c99952b89f40f183799c1f1fd7ac38/FLAGe414552b2 [2022-11-22 00:10:38,152 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495024eb-226c-4b16-b996-0d4e7e40c8b2/bin/utaipan-g80aRyZoba/data/14db5cab4/50c99952b89f40f183799c1f1fd7ac38 [2022-11-22 00:10:38,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:10:38,159 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:10:38,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:10:38,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:10:38,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:10:38,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:10:38" (1/1) ... [2022-11-22 00:10:38,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ef14d70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:10:38, skipping insertion in model container [2022-11-22 00:10:38,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:10:38" (1/1) ... [2022-11-22 00:10:38,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:10:38,270 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:10:39,914 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-22 00:10:39,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@30ba6612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:10:39, skipping insertion in model container [2022-11-22 00:10:39,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:10:39,916 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 00:10:39,918 INFO L158 Benchmark]: Toolchain (without parser) took 1757.82ms. Allocated memory is still 77.6MB. Free memory was 50.7MB in the beginning and 42.4MB in the end (delta: 8.3MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2022-11-22 00:10:39,919 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory was 35.0MB in the beginning and 35.0MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:10:39,920 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1752.73ms. Allocated memory is still 77.6MB. Free memory was 50.5MB in the beginning and 42.4MB in the end (delta: 8.1MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2022-11-22 00:10:39,922 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory was 35.0MB in the beginning and 35.0MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1752.73ms. Allocated memory is still 77.6MB. Free memory was 50.5MB in the beginning and 42.4MB in the end (delta: 8.1MB). Peak memory consumption was 15.2MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN