./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/realpath-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_a26860db-d217-47dd-a485-d2481afd0c03/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26860db-d217-47dd-a485-d2481afd0c03/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_a26860db-d217-47dd-a485-d2481afd0c03/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26860db-d217-47dd-a485-d2481afd0c03/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26860db-d217-47dd-a485-d2481afd0c03/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_a26860db-d217-47dd-a485-d2481afd0c03/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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 00:36:00,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:36:00,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:36:00,791 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:36:00,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:36:00,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:36:00,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:36:00,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:36:00,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:36:00,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:36:00,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:36:00,814 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:36:00,815 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:36:00,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:36:00,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:36:00,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:36:00,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:36:00,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:36:00,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:36:00,826 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:36:00,828 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:36:00,830 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:36:00,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:36:00,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:36:00,836 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:36:00,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:36:00,837 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:36:00,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:36:00,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:36:00,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:36:00,840 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:36:00,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:36:00,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:36:00,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:36:00,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:36:00,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:36:00,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:36:00,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:36:00,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:36:00,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:36:00,848 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:36:00,849 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26860db-d217-47dd-a485-d2481afd0c03/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-22 00:36:00,874 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:36:00,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:36:00,875 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:36:00,875 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:36:00,876 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:36:00,876 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:36:00,876 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:36:00,876 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:36:00,877 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:36:00,877 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 00:36:00,877 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:36:00,877 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:36:00,877 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 00:36:00,878 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 00:36:00,878 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:36:00,878 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 00:36:00,878 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 00:36:00,879 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 00:36:00,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:36:00,880 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:36:00,880 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:36:00,880 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:36:00,880 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:36:00,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:36:00,881 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:36:00,881 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 00:36:00,881 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:36:00,881 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:36:00,881 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:36:00,882 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:36:00,882 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:36:00,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:36:00,882 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:36:00,883 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 00:36:00,883 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:36:00,883 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:36:00,883 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 00:36:00,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:36:00,884 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:36:00,884 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:36:00,884 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_a26860db-d217-47dd-a485-d2481afd0c03/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26860db-d217-47dd-a485-d2481afd0c03/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2022-11-22 00:36:01,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:36:01,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:36:01,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:36:01,244 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:36:01,245 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:36:01,246 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26860db-d217-47dd-a485-d2481afd0c03/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-11-22 00:36:04,285 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:36:04,693 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:36:04,694 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26860db-d217-47dd-a485-d2481afd0c03/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-11-22 00:36:04,743 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26860db-d217-47dd-a485-d2481afd0c03/bin/utaipan-g80aRyZoba/data/61e63c994/3d50f953bc0844089864c2fbc6bc75ba/FLAGaac409023 [2022-11-22 00:36:04,761 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26860db-d217-47dd-a485-d2481afd0c03/bin/utaipan-g80aRyZoba/data/61e63c994/3d50f953bc0844089864c2fbc6bc75ba [2022-11-22 00:36:04,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:36:04,767 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:36:04,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:36:04,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:36:04,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:36:04,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:36:04" (1/1) ... [2022-11-22 00:36:04,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@387a221b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:36:04, skipping insertion in model container [2022-11-22 00:36:04,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:36:04" (1/1) ... [2022-11-22 00:36:04,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:36:04,895 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:36:06,114 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-22 00:36:06,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@68502497 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:36:06, skipping insertion in model container [2022-11-22 00:36:06,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:36:06,116 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 00:36:06,118 INFO L158 Benchmark]: Toolchain (without parser) took 1349.57ms. Allocated memory is still 174.1MB. Free memory was 139.0MB in the beginning and 123.8MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-22 00:36:06,118 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 125.8MB. Free memory is still 93.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:36:06,119 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1341.73ms. Allocated memory is still 174.1MB. Free memory was 139.0MB in the beginning and 123.8MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-22 00:36:06,120 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 125.8MB. Free memory is still 93.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1341.73ms. Allocated memory is still 174.1MB. Free memory was 139.0MB in the beginning and 123.8MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: 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_a26860db-d217-47dd-a485-d2481afd0c03/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26860db-d217-47dd-a485-d2481afd0c03/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_a26860db-d217-47dd-a485-d2481afd0c03/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26860db-d217-47dd-a485-d2481afd0c03/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26860db-d217-47dd-a485-d2481afd0c03/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_a26860db-d217-47dd-a485-d2481afd0c03/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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 00:36:08,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:36:08,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:36:08,526 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:36:08,526 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:36:08,531 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:36:08,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:36:08,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:36:08,540 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:36:08,546 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:36:08,547 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:36:08,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:36:08,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:36:08,553 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:36:08,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:36:08,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:36:08,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:36:08,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:36:08,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:36:08,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:36:08,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:36:08,571 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:36:08,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:36:08,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:36:08,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:36:08,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:36:08,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:36:08,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:36:08,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:36:08,591 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:36:08,591 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:36:08,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:36:08,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:36:08,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:36:08,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:36:08,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:36:08,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:36:08,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:36:08,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:36:08,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:36:08,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:36:08,614 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26860db-d217-47dd-a485-d2481afd0c03/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-22 00:36:08,658 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:36:08,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:36:08,659 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:36:08,660 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:36:08,661 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:36:08,661 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:36:08,661 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:36:08,661 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:36:08,661 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:36:08,662 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:36:08,663 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:36:08,663 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:36:08,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:36:08,664 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:36:08,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:36:08,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:36:08,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:36:08,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:36:08,665 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 00:36:08,665 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 00:36:08,665 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 00:36:08,666 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 00:36:08,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:36:08,666 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:36:08,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:36:08,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:36:08,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 00:36:08,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:36:08,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:36:08,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:36:08,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:36:08,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:36:08,668 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 00:36:08,668 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 00:36:08,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:36:08,669 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:36:08,669 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 00:36:08,669 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_a26860db-d217-47dd-a485-d2481afd0c03/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26860db-d217-47dd-a485-d2481afd0c03/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2022-11-22 00:36:09,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:36:09,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:36:09,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:36:09,094 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:36:09,095 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:36:09,097 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26860db-d217-47dd-a485-d2481afd0c03/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-11-22 00:36:12,700 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:36:13,160 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:36:13,160 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26860db-d217-47dd-a485-d2481afd0c03/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-11-22 00:36:13,194 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26860db-d217-47dd-a485-d2481afd0c03/bin/utaipan-g80aRyZoba/data/8797cc704/8421279cd18948af80d72542b437706e/FLAGa77c5bf33 [2022-11-22 00:36:13,210 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26860db-d217-47dd-a485-d2481afd0c03/bin/utaipan-g80aRyZoba/data/8797cc704/8421279cd18948af80d72542b437706e [2022-11-22 00:36:13,212 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:36:13,214 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:36:13,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:36:13,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:36:13,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:36:13,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:36:13" (1/1) ... [2022-11-22 00:36:13,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@558eedce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:36:13, skipping insertion in model container [2022-11-22 00:36:13,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:36:13" (1/1) ... [2022-11-22 00:36:13,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:36:13,303 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:36:13,606 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.addIntegerBoundsCheck(CExpressionTranslator.java:1060) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1126) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.visit(TypeHandler.java:357) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-22 00:36:13,611 INFO L158 Benchmark]: Toolchain (without parser) took 395.84ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 43.2MB in the beginning and 75.1MB in the end (delta: -31.9MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2022-11-22 00:36:13,611 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 69.2MB. Free memory is still 46.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:36:13,612 INFO L158 Benchmark]: CACSL2BoogieTranslator took 393.72ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 43.0MB in the beginning and 75.1MB in the end (delta: -32.1MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2022-11-22 00:36:13,614 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 69.2MB. Free memory is still 46.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 393.72ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 43.0MB in the beginning and 75.1MB in the end (delta: -32.1MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) 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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.