./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d16_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0 --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 3cb7b2ffbe311606376d87d8ed059e62545b6292b6ad76c1a09c39738b10211f --- 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-e04fb08 [2022-11-16 20:02:56,990 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 20:02:56,992 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 20:02:57,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 20:02:57,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 20:02:57,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 20:02:57,030 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 20:02:57,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 20:02:57,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 20:02:57,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 20:02:57,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 20:02:57,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 20:02:57,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 20:02:57,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 20:02:57,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 20:02:57,052 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 20:02:57,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 20:02:57,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 20:02:57,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 20:02:57,063 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 20:02:57,064 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 20:02:57,065 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 20:02:57,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 20:02:57,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 20:02:57,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 20:02:57,078 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 20:02:57,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 20:02:57,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 20:02:57,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 20:02:57,081 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 20:02:57,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 20:02:57,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 20:02:57,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 20:02:57,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 20:02:57,088 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 20:02:57,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 20:02:57,088 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 20:02:57,089 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 20:02:57,089 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 20:02:57,090 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 20:02:57,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 20:02:57,092 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-16 20:02:57,125 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 20:02:57,125 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 20:02:57,125 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 20:02:57,125 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 20:02:57,126 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 20:02:57,126 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 20:02:57,126 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 20:02:57,127 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 20:02:57,130 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 20:02:57,130 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 20:02:57,131 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 20:02:57,132 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 20:02:57,132 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 20:02:57,132 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 20:02:57,132 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 20:02:57,132 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 20:02:57,132 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 20:02:57,133 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 20:02:57,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 20:02:57,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 20:02:57,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 20:02:57,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 20:02:57,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 20:02:57,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 20:02:57,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 20:02:57,135 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 20:02:57,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 20:02:57,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 20:02:57,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 20:02:57,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 20:02:57,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 20:02:57,136 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 20:02:57,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 20:02:57,137 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 20:02:57,137 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 20:02:57,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 20:02:57,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 20:02:57,137 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 20:02:57,137 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_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cb7b2ffbe311606376d87d8ed059e62545b6292b6ad76c1a09c39738b10211f [2022-11-16 20:02:57,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 20:02:57,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 20:02:57,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 20:02:57,456 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 20:02:57,457 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 20:02:57,458 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d16_e0.c [2022-11-16 20:02:57,520 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/data/067e173be/51e778d85ef04cab90633c679c2291ad/FLAGf1c5aeec4 [2022-11-16 20:02:58,221 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 20:02:58,222 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d16_e0.c [2022-11-16 20:02:58,233 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/data/067e173be/51e778d85ef04cab90633c679c2291ad/FLAGf1c5aeec4 [2022-11-16 20:02:58,365 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/data/067e173be/51e778d85ef04cab90633c679c2291ad [2022-11-16 20:02:58,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 20:02:58,369 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 20:02:58,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 20:02:58,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 20:02:58,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 20:02:58,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:02:58" (1/1) ... [2022-11-16 20:02:58,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6323763f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:02:58, skipping insertion in model container [2022-11-16 20:02:58,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:02:58" (1/1) ... [2022-11-16 20:02:58,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 20:02:58,501 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 20:02:58,784 ERROR L326 MainTranslator]: Unsupported Syntax: CHandler: Not yet implemented: "extern unsigned __int128 __VERIFIER_nondet_uint128();" (Type: org.eclipse.cdt.internal.core.dom.parser.c.CASTProblemDeclaration) [2022-11-16 20:02:58,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@17d82d78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:02:58, skipping insertion in model container [2022-11-16 20:02:58,785 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 20:02:58,786 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 20:02:58,788 INFO L158 Benchmark]: Toolchain (without parser) took 418.30ms. Allocated memory is still 125.8MB. Free memory was 81.8MB in the beginning and 99.2MB in the end (delta: -17.4MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-11-16 20:02:58,790 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 20:02:58,791 INFO L158 Benchmark]: CACSL2BoogieTranslator took 415.01ms. Allocated memory is still 125.8MB. Free memory was 81.5MB in the beginning and 99.2MB in the end (delta: -17.7MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-11-16 20:02:58,793 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 415.01ms. Allocated memory is still 125.8MB. Free memory was 81.5MB in the beginning and 99.2MB in the end (delta: -17.7MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 20]: Unsupported Syntax CHandler: Not yet implemented: "extern unsigned __int128 __VERIFIER_nondet_uint128();" (Type: org.eclipse.cdt.internal.core.dom.parser.c.CASTProblemDeclaration) 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_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0 --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 3cb7b2ffbe311606376d87d8ed059e62545b6292b6ad76c1a09c39738b10211f --- 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-e04fb08 [2022-11-16 20:03:00,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 20:03:00,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 20:03:00,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 20:03:00,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 20:03:00,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 20:03:00,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 20:03:00,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 20:03:00,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 20:03:00,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 20:03:00,968 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 20:03:00,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 20:03:00,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 20:03:00,971 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 20:03:00,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 20:03:00,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 20:03:00,974 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 20:03:00,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 20:03:00,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 20:03:00,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 20:03:00,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 20:03:00,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 20:03:00,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 20:03:00,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 20:03:00,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 20:03:00,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 20:03:00,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 20:03:00,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 20:03:00,990 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 20:03:00,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 20:03:00,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 20:03:00,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 20:03:00,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 20:03:00,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 20:03:00,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 20:03:00,996 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 20:03:00,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 20:03:00,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 20:03:00,998 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 20:03:00,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 20:03:00,999 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 20:03:01,000 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-16 20:03:01,037 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 20:03:01,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 20:03:01,038 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 20:03:01,038 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 20:03:01,039 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 20:03:01,039 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 20:03:01,039 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 20:03:01,040 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 20:03:01,040 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 20:03:01,040 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 20:03:01,041 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 20:03:01,041 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 20:03:01,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 20:03:01,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 20:03:01,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 20:03:01,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 20:03:01,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 20:03:01,044 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 20:03:01,044 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 20:03:01,044 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 20:03:01,045 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 20:03:01,045 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 20:03:01,045 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 20:03:01,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 20:03:01,046 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 20:03:01,046 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 20:03:01,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 20:03:01,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 20:03:01,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 20:03:01,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 20:03:01,048 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 20:03:01,049 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 20:03:01,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 20:03:01,049 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 20:03:01,050 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 20:03:01,050 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_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cb7b2ffbe311606376d87d8ed059e62545b6292b6ad76c1a09c39738b10211f [2022-11-16 20:03:01,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 20:03:01,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 20:03:01,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 20:03:01,499 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 20:03:01,500 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 20:03:01,502 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d16_e0.c [2022-11-16 20:03:01,591 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/data/2afa5bb0e/0a312fc33e484ee887c1afd0e42fbf4c/FLAG8ff08a271 [2022-11-16 20:03:02,467 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 20:03:02,468 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d16_e0.c [2022-11-16 20:03:02,483 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/data/2afa5bb0e/0a312fc33e484ee887c1afd0e42fbf4c/FLAG8ff08a271 [2022-11-16 20:03:02,533 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66014a8-acde-4e2f-ba3e-721da746dd83/bin/utaipan-Xvt2sAort0/data/2afa5bb0e/0a312fc33e484ee887c1afd0e42fbf4c [2022-11-16 20:03:02,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 20:03:02,539 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 20:03:02,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 20:03:02,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 20:03:02,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 20:03:02,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:03:02" (1/1) ... [2022-11-16 20:03:02,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6158b066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:03:02, skipping insertion in model container [2022-11-16 20:03:02,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:03:02" (1/1) ... [2022-11-16 20:03:02,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 20:03:02,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 20:03:02,900 ERROR L326 MainTranslator]: Unsupported Syntax: CHandler: Not yet implemented: "extern unsigned __int128 __VERIFIER_nondet_uint128();" (Type: org.eclipse.cdt.internal.core.dom.parser.c.CASTProblemDeclaration) [2022-11-16 20:03:02,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4fc75f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:03:02, skipping insertion in model container [2022-11-16 20:03:02,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 20:03:02,903 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 20:03:02,906 INFO L158 Benchmark]: Toolchain (without parser) took 365.37ms. Allocated memory is still 73.4MB. Free memory was 50.3MB in the beginning and 55.1MB in the end (delta: -4.8MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2022-11-16 20:03:02,907 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 73.4MB. Free memory was 55.0MB in the beginning and 54.9MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 20:03:02,910 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.81ms. Allocated memory is still 73.4MB. Free memory was 50.1MB in the beginning and 55.1MB in the end (delta: -5.0MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2022-11-16 20:03:02,912 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 73.4MB. Free memory was 55.0MB in the beginning and 54.9MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 362.81ms. Allocated memory is still 73.4MB. Free memory was 50.1MB in the beginning and 55.1MB in the end (delta: -5.0MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 20]: Unsupported Syntax CHandler: Not yet implemented: "extern unsigned __int128 __VERIFIER_nondet_uint128();" (Type: org.eclipse.cdt.internal.core.dom.parser.c.CASTProblemDeclaration) 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