./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/du-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/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_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/du-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/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_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/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 a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 --- 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 02:08:12,014 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:08:12,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:08:12,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:08:12,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:08:12,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:08:12,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:08:12,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:08:12,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:08:12,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:08:12,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:08:12,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:08:12,044 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:08:12,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:08:12,046 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:08:12,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:08:12,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:08:12,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:08:12,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:08:12,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:08:12,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:08:12,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:08:12,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:08:12,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:08:12,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:08:12,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:08:12,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:08:12,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:08:12,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:08:12,064 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:08:12,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:08:12,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:08:12,066 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:08:12,067 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:08:12,068 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:08:12,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:08:12,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:08:12,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:08:12,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:08:12,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:08:12,072 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:08:12,073 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-22 02:08:12,096 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:08:12,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:08:12,097 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:08:12,097 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:08:12,098 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:08:12,098 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:08:12,098 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:08:12,099 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:08:12,099 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:08:12,099 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:08:12,099 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:08:12,100 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:08:12,100 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:08:12,100 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:08:12,100 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:08:12,101 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:08:12,101 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:08:12,101 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:08:12,102 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:08:12,102 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:08:12,103 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:08:12,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:08:12,103 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:08:12,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:08:12,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:08:12,104 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 02:08:12,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:08:12,104 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:08:12,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:08:12,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:08:12,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:08:12,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:08:12,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:08:12,106 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:08:12,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:08:12,107 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:08:12,107 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:08:12,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:08:12,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:08:12,108 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:08:12,108 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_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 [2022-11-22 02:08:12,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:08:12,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:08:12,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:08:12,386 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:08:12,387 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:08:12,388 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/du-1.i [2022-11-22 02:08:15,411 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:08:15,869 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:08:15,869 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/sv-benchmarks/c/busybox-1.22.0/du-1.i [2022-11-22 02:08:15,904 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/bin/utaipan-g80aRyZoba/data/0d98ee6b3/4df145eda9b84ab1946009bffabfe447/FLAG52668881d [2022-11-22 02:08:15,922 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/bin/utaipan-g80aRyZoba/data/0d98ee6b3/4df145eda9b84ab1946009bffabfe447 [2022-11-22 02:08:15,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:08:15,930 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:08:15,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:08:15,935 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:08:15,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:08:15,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:08:15" (1/1) ... [2022-11-22 02:08:15,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13fce4e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:08:15, skipping insertion in model container [2022-11-22 02:08:15,941 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:08:15" (1/1) ... [2022-11-22 02:08:15,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:08:16,057 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:08:17,678 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 02:08:17,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2050875 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:08:17, skipping insertion in model container [2022-11-22 02:08:17,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:08:17,679 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 02:08:17,681 INFO L158 Benchmark]: Toolchain (without parser) took 1750.83ms. Allocated memory is still 172.0MB. Free memory was 126.5MB in the beginning and 138.1MB in the end (delta: -11.6MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2022-11-22 02:08:17,682 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 134.2MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:08:17,682 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1745.70ms. Allocated memory is still 172.0MB. Free memory was 126.5MB in the beginning and 138.1MB in the end (delta: -11.6MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2022-11-22 02:08:17,684 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 134.2MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1745.70ms. Allocated memory is still 172.0MB. Free memory was 126.5MB in the beginning and 138.1MB in the end (delta: -11.6MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/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_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/du-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/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_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/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 a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 --- 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 02:08:19,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:08:19,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:08:19,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:08:19,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:08:19,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:08:20,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:08:20,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:08:20,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:08:20,004 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:08:20,005 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:08:20,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:08:20,007 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:08:20,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:08:20,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:08:20,010 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:08:20,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:08:20,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:08:20,014 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:08:20,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:08:20,018 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:08:20,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:08:20,021 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:08:20,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:08:20,032 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:08:20,041 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:08:20,042 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:08:20,043 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:08:20,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:08:20,045 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:08:20,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:08:20,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:08:20,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:08:20,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:08:20,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:08:20,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:08:20,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:08:20,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:08:20,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:08:20,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:08:20,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:08:20,063 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-22 02:08:20,104 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:08:20,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:08:20,107 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:08:20,108 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:08:20,108 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:08:20,109 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:08:20,109 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:08:20,109 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:08:20,109 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:08:20,109 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:08:20,110 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:08:20,111 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:08:20,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:08:20,112 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:08:20,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:08:20,112 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:08:20,112 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:08:20,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:08:20,113 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 02:08:20,113 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 02:08:20,113 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 02:08:20,113 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 02:08:20,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:08:20,114 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:08:20,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:08:20,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:08:20,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 02:08:20,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:08:20,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:08:20,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:08:20,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:08:20,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:08:20,116 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 02:08:20,116 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 02:08:20,117 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:08:20,117 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:08:20,117 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 02:08:20,117 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_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 [2022-11-22 02:08:20,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:08:20,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:08:20,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:08:20,475 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:08:20,476 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:08:20,477 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/du-1.i [2022-11-22 02:08:23,568 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:08:24,132 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:08:24,133 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/sv-benchmarks/c/busybox-1.22.0/du-1.i [2022-11-22 02:08:24,170 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/bin/utaipan-g80aRyZoba/data/e012820e1/d2fb5b83f8b24b2a825024aa4ad0fc36/FLAG9b387100f [2022-11-22 02:08:24,192 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e838f7cf-3c7a-4473-8962-3c9fe1d7800f/bin/utaipan-g80aRyZoba/data/e012820e1/d2fb5b83f8b24b2a825024aa4ad0fc36 [2022-11-22 02:08:24,195 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:08:24,197 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:08:24,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:08:24,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:08:24,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:08:24,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:08:24" (1/1) ... [2022-11-22 02:08:24,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cfaae13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:08:24, skipping insertion in model container [2022-11-22 02:08:24,204 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:08:24" (1/1) ... [2022-11-22 02:08:24,212 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:08:24,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:08:25,816 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 02:08:25,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@74d1b8e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:08:25, skipping insertion in model container [2022-11-22 02:08:25,821 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:08:25,821 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 02:08:25,824 INFO L158 Benchmark]: Toolchain (without parser) took 1626.33ms. Allocated memory is still 100.7MB. Free memory was 72.7MB in the beginning and 63.2MB in the end (delta: 9.5MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2022-11-22 02:08:25,824 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 71.3MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:08:25,826 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1622.99ms. Allocated memory is still 100.7MB. Free memory was 72.4MB in the beginning and 63.2MB in the end (delta: 9.3MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2022-11-22 02:08:25,827 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 71.3MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1622.99ms. Allocated memory is still 100.7MB. Free memory was 72.4MB in the beginning and 63.2MB in the end (delta: 9.3MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: 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