./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d64_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d64_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS --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 2c804a945d367ae0c190f0283a9a06eb7dcd2943a470a8617575270e0a8f77b6 --- 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-8393723 [2022-11-19 07:56:20,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:56:20,260 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:56:20,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:56:20,321 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:56:20,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:56:20,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:56:20,335 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:56:20,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:56:20,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:56:20,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:56:20,350 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:56:20,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:56:20,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:56:20,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:56:20,360 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:56:20,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:56:20,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:56:20,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:56:20,373 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:56:20,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:56:20,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:56:20,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:56:20,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:56:20,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:56:20,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:56:20,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:56:20,403 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:56:20,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:56:20,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:56:20,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:56:20,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:56:20,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:56:20,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:56:20,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:56:20,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:56:20,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:56:20,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:56:20,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:56:20,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:56:20,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:56:20,421 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:56:20,477 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:56:20,477 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:56:20,478 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:56:20,478 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:56:20,480 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:56:20,480 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:56:20,481 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:56:20,481 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:56:20,481 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:56:20,482 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:56:20,484 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:56:20,485 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:56:20,485 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:56:20,486 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:56:20,486 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:56:20,486 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:56:20,487 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:56:20,487 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:56:20,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:56:20,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:56:20,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:56:20,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:56:20,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:56:20,492 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:56:20,492 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:56:20,493 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:56:20,493 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:56:20,493 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:56:20,494 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:56:20,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:56:20,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:56:20,495 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:56:20,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:56:20,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:56:20,496 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:56:20,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:56:20,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:56:20,497 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:56:20,498 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_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c804a945d367ae0c190f0283a9a06eb7dcd2943a470a8617575270e0a8f77b6 [2022-11-19 07:56:20,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:56:20,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:56:20,869 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:56:20,871 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:56:20,872 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:56:20,874 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d64_e0.c [2022-11-19 07:56:20,987 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/data/44e01d4fe/71b8819276bf4388a815c5b6ca74b366/FLAG79b6689c2 [2022-11-19 07:56:21,929 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:56:21,930 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d64_e0.c [2022-11-19 07:56:21,961 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/data/44e01d4fe/71b8819276bf4388a815c5b6ca74b366/FLAG79b6689c2 [2022-11-19 07:56:22,399 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/data/44e01d4fe/71b8819276bf4388a815c5b6ca74b366 [2022-11-19 07:56:22,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:56:22,407 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:56:22,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:56:22,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:56:22,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:56:22,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:56:22" (1/1) ... [2022-11-19 07:56:22,419 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@308dc381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:22, skipping insertion in model container [2022-11-19 07:56:22,420 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:56:22" (1/1) ... [2022-11-19 07:56:22,430 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:56:22,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:56:23,004 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) [2022-11-19 07:56:23,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2caf385b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:23, skipping insertion in model container [2022-11-19 07:56:23,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:56:23,007 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:56:23,010 INFO L158 Benchmark]: Toolchain (without parser) took 601.89ms. Allocated memory is still 119.5MB. Free memory was 68.8MB in the beginning and 88.0MB in the end (delta: -19.1MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2022-11-19 07:56:23,012 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 119.5MB. Free memory was 92.6MB in the beginning and 92.5MB in the end (delta: 28.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:56:23,015 INFO L158 Benchmark]: CACSL2BoogieTranslator took 595.56ms. Allocated memory is still 119.5MB. Free memory was 68.7MB in the beginning and 88.0MB in the end (delta: -19.2MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2022-11-19 07:56:23,017 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 119.5MB. Free memory was 92.6MB in the beginning and 92.5MB in the end (delta: 28.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 595.56ms. Allocated memory is still 119.5MB. Free memory was 68.7MB in the beginning and 88.0MB in the end (delta: -19.2MB). Peak memory consumption was 19.5MB. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d64_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS --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 2c804a945d367ae0c190f0283a9a06eb7dcd2943a470a8617575270e0a8f77b6 --- 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-8393723 [2022-11-19 07:56:25,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:56:25,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:56:25,726 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:56:25,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:56:25,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:56:25,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:56:25,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:56:25,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:56:25,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:56:25,751 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:56:25,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:56:25,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:56:25,760 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:56:25,763 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:56:25,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:56:25,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:56:25,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:56:25,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:56:25,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:56:25,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:56:25,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:56:25,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:56:25,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:56:25,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:56:25,808 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:56:25,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:56:25,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:56:25,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:56:25,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:56:25,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:56:25,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:56:25,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:56:25,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:56:25,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:56:25,825 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:56:25,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:56:25,827 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:56:25,827 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:56:25,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:56:25,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:56:25,833 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-19 07:56:25,885 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:56:25,885 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:56:25,885 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:56:25,886 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:56:25,886 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:56:25,887 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:56:25,887 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:56:25,887 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:56:25,887 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:56:25,887 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:56:25,888 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:56:25,888 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:56:25,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:56:25,889 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:56:25,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:56:25,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:56:25,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:56:25,890 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 07:56:25,891 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 07:56:25,891 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 07:56:25,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:56:25,891 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:56:25,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:56:25,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:56:25,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 07:56:25,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:56:25,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:56:25,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:56:25,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:56:25,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:56:25,894 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 07:56:25,894 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 07:56:25,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:56:25,895 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:56:25,895 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 07:56:25,895 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_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c804a945d367ae0c190f0283a9a06eb7dcd2943a470a8617575270e0a8f77b6 [2022-11-19 07:56:26,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:56:26,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:56:26,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:56:26,472 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:56:26,473 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:56:26,476 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d64_e0.c [2022-11-19 07:56:26,571 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/data/099251c91/5d70353c632c491aad3e4a0dd01ad0fc/FLAG76096ee03 [2022-11-19 07:56:27,828 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:56:27,830 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d64_e0.c [2022-11-19 07:56:27,855 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/data/099251c91/5d70353c632c491aad3e4a0dd01ad0fc/FLAG76096ee03 [2022-11-19 07:56:28,105 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b141d2-f698-4589-a818-3de8afb2a151/bin/utaipan-I9t0OCRTmS/data/099251c91/5d70353c632c491aad3e4a0dd01ad0fc [2022-11-19 07:56:28,108 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:56:28,110 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:56:28,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:56:28,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:56:28,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:56:28,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:56:28" (1/1) ... [2022-11-19 07:56:28,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ab3bc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:28, skipping insertion in model container [2022-11-19 07:56:28,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:56:28" (1/1) ... [2022-11-19 07:56:28,141 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:56:28,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:56:28,691 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) [2022-11-19 07:56:28,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d09e72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:28, skipping insertion in model container [2022-11-19 07:56:28,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:56:28,695 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:56:28,699 INFO L158 Benchmark]: Toolchain (without parser) took 587.66ms. Allocated memory is still 71.3MB. Free memory was 39.3MB in the beginning and 43.3MB in the end (delta: -3.9MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2022-11-19 07:56:28,702 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 71.3MB. Free memory was 52.3MB in the beginning and 52.3MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:56:28,705 INFO L158 Benchmark]: CACSL2BoogieTranslator took 583.45ms. Allocated memory is still 71.3MB. Free memory was 39.1MB in the beginning and 43.3MB in the end (delta: -4.1MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2022-11-19 07:56:28,707 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 71.3MB. Free memory was 52.3MB in the beginning and 52.3MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 583.45ms. Allocated memory is still 71.3MB. Free memory was 39.1MB in the beginning and 43.3MB in the end (delta: -4.1MB). Peak memory consumption was 16.7MB. 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