./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- 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-2329fc7 [2022-12-14 05:25:38,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 05:25:38,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 05:25:38,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 05:25:38,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 05:25:38,821 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 05:25:38,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 05:25:38,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 05:25:38,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 05:25:38,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 05:25:38,827 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 05:25:38,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 05:25:38,829 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 05:25:38,830 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 05:25:38,831 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 05:25:38,832 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 05:25:38,833 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 05:25:38,834 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 05:25:38,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 05:25:38,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 05:25:38,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 05:25:38,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 05:25:38,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 05:25:38,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 05:25:38,845 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 05:25:38,845 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 05:25:38,845 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 05:25:38,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 05:25:38,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 05:25:38,847 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 05:25:38,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 05:25:38,848 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 05:25:38,849 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 05:25:38,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 05:25:38,851 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 05:25:38,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 05:25:38,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 05:25:38,852 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 05:25:38,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 05:25:38,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 05:25:38,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 05:25:38,853 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 05:25:38,873 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 05:25:38,873 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 05:25:38,873 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 05:25:38,874 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 05:25:38,874 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 05:25:38,874 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 05:25:38,875 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 05:25:38,875 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 05:25:38,875 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 05:25:38,885 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 05:25:38,886 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 05:25:38,886 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 05:25:38,886 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 05:25:38,886 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 05:25:38,886 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 05:25:38,886 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 05:25:38,887 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 05:25:38,887 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 05:25:38,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 05:25:38,887 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 05:25:38,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 05:25:38,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 05:25:38,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 05:25:38,888 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 05:25:38,888 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 05:25:38,888 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 05:25:38,888 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 05:25:38,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 05:25:38,888 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 05:25:38,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 05:25:38,889 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 05:25:38,889 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 05:25:38,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 05:25:38,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 05:25:38,889 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 05:25:38,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 05:25:38,889 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 05:25:38,890 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 05:25:38,890 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_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2022-12-14 05:25:39,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 05:25:39,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 05:25:39,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 05:25:39,111 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 05:25:39,112 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 05:25:39,113 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-12-14 05:25:41,639 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 05:25:41,889 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 05:25:41,889 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-12-14 05:25:41,903 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/data/4b9fc567a/a3db6406cf8c4ae7995ae204510fa64d/FLAG3dfb76c95 [2022-12-14 05:25:42,197 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/data/4b9fc567a/a3db6406cf8c4ae7995ae204510fa64d [2022-12-14 05:25:42,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 05:25:42,200 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 05:25:42,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 05:25:42,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 05:25:42,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 05:25:42,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:25:42" (1/1) ... [2022-12-14 05:25:42,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@603f8630 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:25:42, skipping insertion in model container [2022-12-14 05:25:42,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:25:42" (1/1) ... [2022-12-14 05:25:42,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 05:25:42,270 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 05:25:43,128 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-12-14 05:25:43,134 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 05:25:43,135 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 05:25:43,137 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-14 05:25:43,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@58e7a29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:25:43, skipping insertion in model container [2022-12-14 05:25:43,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 05:25:43,138 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 05:25:43,139 INFO L158 Benchmark]: Toolchain (without parser) took 938.76ms. Allocated memory was 115.3MB in the beginning and 174.1MB in the end (delta: 58.7MB). Free memory was 67.0MB in the beginning and 139.3MB in the end (delta: -72.2MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2022-12-14 05:25:43,140 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 115.3MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 05:25:43,140 INFO L158 Benchmark]: CACSL2BoogieTranslator took 937.21ms. Allocated memory was 115.3MB in the beginning and 174.1MB in the end (delta: 58.7MB). Free memory was 67.0MB in the beginning and 139.3MB in the end (delta: -72.2MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2022-12-14 05:25:43,141 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 115.3MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 937.21ms. Allocated memory was 115.3MB in the beginning and 174.1MB in the end (delta: 58.7MB). Free memory was 67.0MB in the beginning and 139.3MB in the end (delta: -72.2MB). Peak memory consumption was 34.9MB. 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_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- 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-2329fc7 [2022-12-14 05:25:44,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 05:25:44,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 05:25:44,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 05:25:44,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 05:25:44,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 05:25:44,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 05:25:44,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 05:25:44,507 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 05:25:44,508 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 05:25:44,509 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 05:25:44,510 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 05:25:44,511 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 05:25:44,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 05:25:44,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 05:25:44,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 05:25:44,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 05:25:44,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 05:25:44,518 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 05:25:44,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 05:25:44,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 05:25:44,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 05:25:44,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 05:25:44,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 05:25:44,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 05:25:44,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 05:25:44,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 05:25:44,530 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 05:25:44,531 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 05:25:44,532 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 05:25:44,532 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 05:25:44,533 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 05:25:44,534 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 05:25:44,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 05:25:44,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 05:25:44,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 05:25:44,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 05:25:44,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 05:25:44,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 05:25:44,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 05:25:44,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 05:25:44,539 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-12-14 05:25:44,561 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 05:25:44,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 05:25:44,562 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 05:25:44,562 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 05:25:44,562 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 05:25:44,563 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 05:25:44,563 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 05:25:44,563 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 05:25:44,563 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 05:25:44,563 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 05:25:44,563 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 05:25:44,563 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 05:25:44,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 05:25:44,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 05:25:44,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 05:25:44,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 05:25:44,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 05:25:44,565 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 05:25:44,565 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 05:25:44,565 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 05:25:44,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 05:25:44,566 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 05:25:44,566 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 05:25:44,566 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 05:25:44,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 05:25:44,566 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 05:25:44,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 05:25:44,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 05:25:44,567 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 05:25:44,567 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 05:25:44,567 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 05:25:44,567 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 05:25:44,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 05:25:44,567 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 05:25:44,568 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 05:25:44,568 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_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2022-12-14 05:25:44,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 05:25:44,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 05:25:44,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 05:25:44,809 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 05:25:44,810 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 05:25:44,811 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-12-14 05:25:47,426 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 05:25:47,668 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 05:25:47,669 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-12-14 05:25:47,686 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/data/eec18c83d/e2375763ada9421790d6709f714bf0be/FLAG13b4ae002 [2022-12-14 05:25:47,697 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55d34cbd-f959-4ce7-ae71-b2349b9533f7/bin/utaipan-gh47qXpMRh/data/eec18c83d/e2375763ada9421790d6709f714bf0be [2022-12-14 05:25:47,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 05:25:47,700 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 05:25:47,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 05:25:47,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 05:25:47,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 05:25:47,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:25:47" (1/1) ... [2022-12-14 05:25:47,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71480293 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:25:47, skipping insertion in model container [2022-12-14 05:25:47,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:25:47" (1/1) ... [2022-12-14 05:25:47,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 05:25:47,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 05:25:48,610 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-12-14 05:25:48,615 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 05:25:48,616 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 05:25:48,618 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-14 05:25:48,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@20fbf0dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:25:48, skipping insertion in model container [2022-12-14 05:25:48,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 05:25:48,618 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 05:25:48,620 INFO L158 Benchmark]: Toolchain (without parser) took 919.39ms. Allocated memory is still 67.1MB. Free memory was 34.4MB in the beginning and 33.2MB in the end (delta: 1.1MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2022-12-14 05:25:48,620 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 50.3MB. Free memory is still 28.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 05:25:48,621 INFO L158 Benchmark]: CACSL2BoogieTranslator took 917.80ms. Allocated memory is still 67.1MB. Free memory was 34.2MB in the beginning and 33.2MB in the end (delta: 986.4kB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2022-12-14 05:25:48,621 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 50.3MB. Free memory is still 28.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 917.80ms. Allocated memory is still 67.1MB. Free memory was 34.2MB in the beginning and 33.2MB in the end (delta: 986.4kB). Peak memory consumption was 10.7MB. 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