./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_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_3639efd3-f5fe-44ec-9417-fd360220b8b6/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/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_3639efd3-f5fe-44ec-9417-fd360220b8b6/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/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_3639efd3-f5fe-44ec-9417-fd360220b8b6/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 b0f8d2724c1510db06d9c2231cd1fd1c3e18e905e03d71845e9c693185a88d11 --- 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 20:06:42,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 20:06:42,934 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 20:06:42,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 20:06:42,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 20:06:42,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 20:06:42,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 20:06:42,981 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 20:06:42,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 20:06:42,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 20:06:42,987 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 20:06:42,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 20:06:42,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 20:06:42,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 20:06:42,990 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 20:06:42,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 20:06:42,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 20:06:42,993 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 20:06:43,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 20:06:43,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 20:06:43,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 20:06:43,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 20:06:43,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 20:06:43,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 20:06:43,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 20:06:43,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 20:06:43,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 20:06:43,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 20:06:43,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 20:06:43,020 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 20:06:43,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 20:06:43,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 20:06:43,022 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 20:06:43,032 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 20:06:43,034 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 20:06:43,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 20:06:43,035 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 20:06:43,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 20:06:43,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 20:06:43,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 20:06:43,037 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 20:06:43,038 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-16 20:06:43,071 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 20:06:43,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 20:06:43,072 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 20:06:43,072 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 20:06:43,073 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 20:06:43,073 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 20:06:43,073 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 20:06:43,074 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 20:06:43,074 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 20:06:43,074 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 20:06:43,074 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 20:06:43,075 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 20:06:43,075 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 20:06:43,075 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 20:06:43,075 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 20:06:43,075 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 20:06:43,076 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 20:06:43,076 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 20:06:43,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 20:06:43,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 20:06:43,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 20:06:43,077 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 20:06:43,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 20:06:43,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 20:06:43,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 20:06:43,078 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 20:06:43,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 20:06:43,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 20:06:43,079 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 20:06:43,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 20:06:43,079 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 20:06:43,080 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 20:06:43,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 20:06:43,080 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 20:06:43,080 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 20:06:43,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 20:06:43,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 20:06:43,081 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 20:06:43,081 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_3639efd3-f5fe-44ec-9417-fd360220b8b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0f8d2724c1510db06d9c2231cd1fd1c3e18e905e03d71845e9c693185a88d11 [2022-11-16 20:06:43,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 20:06:43,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 20:06:43,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 20:06:43,454 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 20:06:43,455 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 20:06:43,456 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d16_e0.c [2022-11-16 20:06:43,534 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/bin/utaipan-Xvt2sAort0/data/6fe20a299/1abd56dbc19140308312a63346bcf87b/FLAGbce12aa2c [2022-11-16 20:06:44,241 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 20:06:44,242 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d16_e0.c [2022-11-16 20:06:44,263 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/bin/utaipan-Xvt2sAort0/data/6fe20a299/1abd56dbc19140308312a63346bcf87b/FLAGbce12aa2c [2022-11-16 20:06:44,375 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/bin/utaipan-Xvt2sAort0/data/6fe20a299/1abd56dbc19140308312a63346bcf87b [2022-11-16 20:06:44,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 20:06:44,379 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 20:06:44,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 20:06:44,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 20:06:44,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 20:06:44,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:06:44" (1/1) ... [2022-11-16 20:06:44,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53deb885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:06:44, skipping insertion in model container [2022-11-16 20:06:44,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:06:44" (1/1) ... [2022-11-16 20:06:44,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 20:06:44,491 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 20:06:44,741 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 20:06:44,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d87d90f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:06:44, skipping insertion in model container [2022-11-16 20:06:44,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 20:06:44,743 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 20:06:44,746 INFO L158 Benchmark]: Toolchain (without parser) took 365.40ms. Allocated memory was 102.8MB in the beginning and 148.9MB in the end (delta: 46.1MB). Free memory was 64.3MB in the beginning and 123.8MB in the end (delta: -59.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-16 20:06:44,747 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 102.8MB. Free memory was 76.3MB in the beginning and 76.3MB in the end (delta: 26.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 20:06:44,749 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.09ms. Allocated memory was 102.8MB in the beginning and 148.9MB in the end (delta: 46.1MB). Free memory was 64.0MB in the beginning and 123.8MB in the end (delta: -59.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-16 20:06:44,751 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 102.8MB. Free memory was 76.3MB in the beginning and 76.3MB in the end (delta: 26.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.09ms. Allocated memory was 102.8MB in the beginning and 148.9MB in the end (delta: 46.1MB). Free memory was 64.0MB in the beginning and 123.8MB in the end (delta: -59.8MB). Peak memory consumption was 14.7MB. 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 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_3639efd3-f5fe-44ec-9417-fd360220b8b6/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/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_3639efd3-f5fe-44ec-9417-fd360220b8b6/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/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_3639efd3-f5fe-44ec-9417-fd360220b8b6/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 b0f8d2724c1510db06d9c2231cd1fd1c3e18e905e03d71845e9c693185a88d11 --- 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 20:06:46,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 20:06:46,893 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 20:06:46,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 20:06:46,933 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 20:06:46,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 20:06:46,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 20:06:46,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 20:06:46,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 20:06:46,959 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 20:06:46,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 20:06:46,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 20:06:46,962 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 20:06:46,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 20:06:46,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 20:06:46,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 20:06:46,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 20:06:46,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 20:06:46,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 20:06:46,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 20:06:46,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 20:06:46,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 20:06:46,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 20:06:46,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 20:06:46,999 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 20:06:47,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 20:06:47,000 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 20:06:47,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 20:06:47,002 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 20:06:47,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 20:06:47,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 20:06:47,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 20:06:47,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 20:06:47,008 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 20:06:47,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 20:06:47,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 20:06:47,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 20:06:47,011 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 20:06:47,011 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 20:06:47,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 20:06:47,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 20:06:47,014 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-16 20:06:47,053 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 20:06:47,054 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 20:06:47,055 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 20:06:47,055 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 20:06:47,056 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 20:06:47,056 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 20:06:47,057 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 20:06:47,057 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 20:06:47,057 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 20:06:47,057 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 20:06:47,058 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 20:06:47,058 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 20:06:47,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 20:06:47,060 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 20:06:47,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 20:06:47,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 20:06:47,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 20:06:47,061 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 20:06:47,061 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 20:06:47,061 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 20:06:47,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 20:06:47,062 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 20:06:47,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 20:06:47,062 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 20:06:47,062 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 20:06:47,063 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 20:06:47,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 20:06:47,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 20:06:47,063 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 20:06:47,063 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 20:06:47,063 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 20:06:47,064 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 20:06:47,064 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 20:06:47,064 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 20:06:47,065 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 20:06:47,065 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_3639efd3-f5fe-44ec-9417-fd360220b8b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0f8d2724c1510db06d9c2231cd1fd1c3e18e905e03d71845e9c693185a88d11 [2022-11-16 20:06:47,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 20:06:47,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 20:06:47,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 20:06:47,538 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 20:06:47,539 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 20:06:47,540 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d16_e0.c [2022-11-16 20:06:47,623 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/bin/utaipan-Xvt2sAort0/data/9ce9caf3d/730310b304df497b87d0c0d50c1819bc/FLAGf78c18747 [2022-11-16 20:06:48,320 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 20:06:48,321 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d16_e0.c [2022-11-16 20:06:48,331 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/bin/utaipan-Xvt2sAort0/data/9ce9caf3d/730310b304df497b87d0c0d50c1819bc/FLAGf78c18747 [2022-11-16 20:06:48,479 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3639efd3-f5fe-44ec-9417-fd360220b8b6/bin/utaipan-Xvt2sAort0/data/9ce9caf3d/730310b304df497b87d0c0d50c1819bc [2022-11-16 20:06:48,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 20:06:48,483 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 20:06:48,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 20:06:48,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 20:06:48,504 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 20:06:48,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:06:48" (1/1) ... [2022-11-16 20:06:48,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28fa60ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:06:48, skipping insertion in model container [2022-11-16 20:06:48,506 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:06:48" (1/1) ... [2022-11-16 20:06:48,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 20:06:48,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 20:06:48,761 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 20:06:48,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4ac47910 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:06:48, skipping insertion in model container [2022-11-16 20:06:48,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 20:06:48,762 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 20:06:48,764 INFO L158 Benchmark]: Toolchain (without parser) took 280.11ms. Allocated memory is still 52.4MB. Free memory was 24.9MB in the beginning and 24.0MB in the end (delta: 919.9kB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2022-11-16 20:06:48,765 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 52.4MB. Free memory was 33.8MB in the beginning and 33.8MB in the end (delta: 38.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 20:06:48,765 INFO L158 Benchmark]: CACSL2BoogieTranslator took 274.84ms. Allocated memory is still 52.4MB. Free memory was 24.7MB in the beginning and 24.0MB in the end (delta: 753.2kB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2022-11-16 20:06:48,767 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 52.4MB. Free memory was 33.8MB in the beginning and 33.8MB in the end (delta: 38.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 274.84ms. Allocated memory is still 52.4MB. Free memory was 24.7MB in the beginning and 24.0MB in the end (delta: 753.2kB). Peak memory consumption was 7.2MB. 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