./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/date-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a 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_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/date-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur --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 f2263662587dc65bc831f76af2768f7b197f5a1c662419cc1768d69fea72ffa5 --- 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-38b53e6 [2022-11-26 00:10:23,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:10:23,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:10:23,612 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:10:23,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:10:23,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:10:23,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:10:23,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:10:23,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:10:23,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:10:23,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:10:23,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:10:23,640 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:10:23,643 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:10:23,645 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:10:23,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:10:23,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:10:23,652 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:10:23,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:10:23,662 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:10:23,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:10:23,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:10:23,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:10:23,670 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:10:23,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:10:23,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:10:23,684 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:10:23,686 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:10:23,687 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:10:23,690 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:10:23,690 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:10:23,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:10:23,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:10:23,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:10:23,697 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:10:23,698 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:10:23,699 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:10:23,699 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:10:23,700 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:10:23,702 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:10:23,703 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:10:23,704 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-26 00:10:23,754 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:10:23,755 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:10:23,756 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:10:23,756 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:10:23,757 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:10:23,758 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:10:23,758 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:10:23,759 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:10:23,759 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:10:23,759 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:10:23,761 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:10:23,761 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:10:23,761 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:10:23,762 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:10:23,762 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:10:23,763 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:10:23,763 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:10:23,763 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:10:23,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:10:23,765 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:10:23,765 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:10:23,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:10:23,766 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:10:23,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:10:23,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:10:23,767 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 00:10:23,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:10:23,768 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:10:23,769 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:10:23,769 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:10:23,769 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:10:23,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:10:23,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:10:23,771 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:10:23,771 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:10:23,772 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:10:23,772 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:10:23,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:10:23,773 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:10:23,773 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:10:23,773 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_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2263662587dc65bc831f76af2768f7b197f5a1c662419cc1768d69fea72ffa5 [2022-11-26 00:10:24,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:10:24,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:10:24,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:10:24,240 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:10:24,241 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:10:24,243 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/date-2.i [2022-11-26 00:10:27,807 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:10:28,304 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:10:28,306 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/sv-benchmarks/c/busybox-1.22.0/date-2.i [2022-11-26 00:10:28,349 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/data/25968802d/141cf8ee37ca4532bfaa04cefe224df3/FLAG33e347f7e [2022-11-26 00:10:28,367 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/data/25968802d/141cf8ee37ca4532bfaa04cefe224df3 [2022-11-26 00:10:28,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:10:28,373 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:10:28,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:10:28,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:10:28,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:10:28,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:10:28" (1/1) ... [2022-11-26 00:10:28,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd88049 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:10:28, skipping insertion in model container [2022-11-26 00:10:28,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:10:28" (1/1) ... [2022-11-26 00:10:28,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:10:28,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:10:30,561 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-26 00:10:30,564 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-26 00:10:30,570 WARN L623 FunctionHandler]: Unknown extern function strtoll [2022-11-26 00:10:30,584 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-11-26 00:10:30,589 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-26 00:10:30,606 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-26 00:10:30,624 WARN L623 FunctionHandler]: Unknown extern function strspn [2022-11-26 00:10:30,633 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-11-26 00:10:30,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28dfd602 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:10:30, skipping insertion in model container [2022-11-26 00:10:30,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:10:30,635 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-26 00:10:30,637 INFO L158 Benchmark]: Toolchain (without parser) took 2263.30ms. Allocated memory is still 157.3MB. Free memory was 104.8MB in the beginning and 68.7MB in the end (delta: 36.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-11-26 00:10:30,638 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 157.3MB. Free memory was 98.8MB in the beginning and 98.7MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:10:30,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2260.19ms. Allocated memory is still 157.3MB. Free memory was 104.3MB in the beginning and 68.7MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-11-26 00:10:30,640 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 157.3MB. Free memory was 98.8MB in the beginning and 98.7MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2260.19ms. Allocated memory is still 157.3MB. Free memory was 104.3MB in the beginning and 68.7MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2739]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/date-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur --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 f2263662587dc65bc831f76af2768f7b197f5a1c662419cc1768d69fea72ffa5 --- 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-38b53e6 [2022-11-26 00:10:33,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:10:33,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:10:33,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:10:33,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:10:33,184 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:10:33,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:10:33,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:10:33,190 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:10:33,191 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:10:33,192 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:10:33,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:10:33,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:10:33,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:10:33,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:10:33,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:10:33,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:10:33,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:10:33,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:10:33,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:10:33,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:10:33,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:10:33,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:10:33,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:10:33,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:10:33,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:10:33,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:10:33,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:10:33,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:10:33,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:10:33,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:10:33,224 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:10:33,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:10:33,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:10:33,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:10:33,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:10:33,253 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:10:33,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:10:33,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:10:33,255 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:10:33,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:10:33,258 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-26 00:10:33,288 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:10:33,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:10:33,289 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:10:33,289 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:10:33,290 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:10:33,291 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:10:33,291 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:10:33,292 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:10:33,292 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:10:33,293 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:10:33,293 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:10:33,293 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:10:33,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:10:33,295 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:10:33,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:10:33,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:10:33,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:10:33,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:10:33,297 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-26 00:10:33,297 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-26 00:10:33,298 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 00:10:33,298 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-26 00:10:33,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:10:33,299 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:10:33,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:10:33,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:10:33,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-26 00:10:33,301 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:10:33,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:10:33,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:10:33,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:10:33,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:10:33,302 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-26 00:10:33,303 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-26 00:10:33,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:10:33,303 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:10:33,304 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-26 00:10:33,304 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_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2263662587dc65bc831f76af2768f7b197f5a1c662419cc1768d69fea72ffa5 [2022-11-26 00:10:33,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:10:33,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:10:33,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:10:33,765 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:10:33,766 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:10:33,768 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/date-2.i [2022-11-26 00:10:37,016 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:10:37,649 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:10:37,650 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/sv-benchmarks/c/busybox-1.22.0/date-2.i [2022-11-26 00:10:37,693 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/data/c2e444fa5/001d61519dd04134a9f2401034ab19cd/FLAG0403c869b [2022-11-26 00:10:37,716 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e17d599-c5db-467d-97a0-608d8bb5b39b/bin/utaipan-ByfvJB40ur/data/c2e444fa5/001d61519dd04134a9f2401034ab19cd [2022-11-26 00:10:37,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:10:37,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:10:37,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:10:37,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:10:37,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:10:37,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:10:37" (1/1) ... [2022-11-26 00:10:37,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f604667 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:10:37, skipping insertion in model container [2022-11-26 00:10:37,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:10:37" (1/1) ... [2022-11-26 00:10:37,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:10:37,843 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:10:39,540 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-26 00:10:39,545 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-26 00:10:39,551 WARN L623 FunctionHandler]: Unknown extern function strtoll [2022-11-26 00:10:39,553 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-11-26 00:10:39,557 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-26 00:10:39,582 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-26 00:10:39,608 WARN L623 FunctionHandler]: Unknown extern function strspn [2022-11-26 00:10:39,624 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-11-26 00:10:39,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@259d9912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:10:39, skipping insertion in model container [2022-11-26 00:10:39,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:10:39,625 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-26 00:10:39,628 INFO L158 Benchmark]: Toolchain (without parser) took 1903.32ms. Allocated memory is still 83.9MB. Free memory was 55.6MB in the beginning and 42.0MB in the end (delta: 13.6MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2022-11-26 00:10:39,629 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 61.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:10:39,629 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1898.10ms. Allocated memory is still 83.9MB. Free memory was 55.3MB in the beginning and 42.0MB in the end (delta: 13.4MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2022-11-26 00:10:39,631 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 61.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1898.10ms. Allocated memory is still 83.9MB. Free memory was 55.3MB in the beginning and 42.0MB in the end (delta: 13.4MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2739]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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