./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w32_d8_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w32_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI --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 9aad254a2259e4bf848f11eb216b8c66c556f3da10747380d4436a3ea8691969 --- 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-5e519f3 [2022-11-03 01:46:45,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:46:45,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:46:45,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:46:45,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:46:45,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:46:45,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:46:45,449 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:46:45,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:46:45,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:46:45,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:46:45,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:46:45,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:46:45,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:46:45,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:46:45,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:46:45,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:46:45,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:46:45,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:46:45,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:46:45,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:46:45,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:46:45,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:46:45,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:46:45,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:46:45,484 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:46:45,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:46:45,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:46:45,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:46:45,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:46:45,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:46:45,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:46:45,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:46:45,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:46:45,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:46:45,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:46:45,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:46:45,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:46:45,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:46:45,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:46:45,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:46:45,499 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 01:46:45,539 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:46:45,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:46:45,548 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:46:45,548 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:46:45,549 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:46:45,550 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:46:45,550 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:46:45,550 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:46:45,551 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:46:45,551 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 01:46:45,552 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:46:45,553 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:46:45,553 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 01:46:45,553 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 01:46:45,554 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:46:45,554 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 01:46:45,554 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 01:46:45,554 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 01:46:45,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:46:45,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 01:46:45,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:46:45,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:46:45,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:46:45,557 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:46:45,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:46:45,558 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:46:45,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:46:45,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:46:45,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:46:45,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:46:45,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:46:45,560 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 01:46:45,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:46:45,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:46:45,560 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 01:46:45,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 01:46:45,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:46:45,561 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:46:45,561 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_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9aad254a2259e4bf848f11eb216b8c66c556f3da10747380d4436a3ea8691969 [2022-11-03 01:46:45,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:46:45,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:46:45,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:46:45,941 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:46:45,942 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:46:45,943 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w32_d8_e0.c [2022-11-03 01:46:46,026 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/data/102972de5/b3d798748b3d4efe8434533d82985cf0/FLAG3f01fdba4 [2022-11-03 01:46:46,788 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:46:46,789 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w32_d8_e0.c [2022-11-03 01:46:46,804 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/data/102972de5/b3d798748b3d4efe8434533d82985cf0/FLAG3f01fdba4 [2022-11-03 01:46:46,932 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/data/102972de5/b3d798748b3d4efe8434533d82985cf0 [2022-11-03 01:46:46,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:46:46,940 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:46:46,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:46:46,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:46:46,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:46:46,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:46:46" (1/1) ... [2022-11-03 01:46:46,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26e244d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:46:46, skipping insertion in model container [2022-11-03 01:46:46,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:46:46" (1/1) ... [2022-11-03 01:46:46,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:46:47,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:46:47,287 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) [2022-11-03 01:46:47,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@758005d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:46:47, skipping insertion in model container [2022-11-03 01:46:47,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:46:47,300 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 01:46:47,302 INFO L158 Benchmark]: Toolchain (without parser) took 361.45ms. Allocated memory is still 132.1MB. Free memory was 91.8MB in the beginning and 105.5MB in the end (delta: -13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-03 01:46:47,303 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 132.1MB. Free memory was 106.5MB in the beginning and 106.5MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:46:47,303 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.11ms. Allocated memory is still 132.1MB. Free memory was 91.4MB in the beginning and 105.5MB in the end (delta: -14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-03 01:46:47,305 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 132.1MB. Free memory was 106.5MB in the beginning and 106.5MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.11ms. Allocated memory is still 132.1MB. Free memory was 91.4MB in the beginning and 105.5MB in the end (delta: -14.1MB). Peak memory consumption was 12.6MB. 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_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w32_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI --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 9aad254a2259e4bf848f11eb216b8c66c556f3da10747380d4436a3ea8691969 --- 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-5e519f3 [2022-11-03 01:46:49,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:46:49,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:46:49,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:46:49,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:46:49,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:46:49,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:46:49,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:46:49,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:46:49,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:46:49,857 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:46:49,859 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:46:49,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:46:49,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:46:49,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:46:49,867 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:46:49,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:46:49,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:46:49,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:46:49,882 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:46:49,885 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:46:49,887 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:46:49,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:46:49,893 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:46:49,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:46:49,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:46:49,904 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:46:49,906 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:46:49,907 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:46:49,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:46:49,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:46:49,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:46:49,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:46:49,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:46:49,914 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:46:49,915 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:46:49,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:46:49,916 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:46:49,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:46:49,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:46:49,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:46:49,922 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-03 01:46:49,967 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:46:49,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:46:49,969 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:46:49,970 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:46:49,971 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:46:49,971 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:46:49,971 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:46:49,972 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:46:49,972 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:46:49,972 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:46:49,973 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:46:49,974 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:46:49,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:46:49,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:46:49,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:46:49,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:46:49,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:46:49,976 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 01:46:49,977 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 01:46:49,977 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 01:46:49,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:46:49,977 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:46:49,978 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:46:49,978 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:46:49,978 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 01:46:49,978 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:46:49,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:46:49,979 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:46:49,979 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:46:49,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:46:49,980 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 01:46:49,980 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 01:46:49,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:46:49,981 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:46:49,981 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 01:46:49,981 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_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9aad254a2259e4bf848f11eb216b8c66c556f3da10747380d4436a3ea8691969 [2022-11-03 01:46:50,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:46:50,494 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:46:50,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:46:50,500 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:46:50,501 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:46:50,503 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w32_d8_e0.c [2022-11-03 01:46:50,571 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/data/d63d425c8/d8076257a6ab44c8837be598fe531f7b/FLAGde864f22a [2022-11-03 01:46:51,362 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:46:51,364 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w32_d8_e0.c [2022-11-03 01:46:51,381 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/data/d63d425c8/d8076257a6ab44c8837be598fe531f7b/FLAGde864f22a [2022-11-03 01:46:51,533 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf66cf26-2cfa-4384-96a5-8565b4a13462/bin/utaipan-7li7fVZpFI/data/d63d425c8/d8076257a6ab44c8837be598fe531f7b [2022-11-03 01:46:51,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:46:51,539 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:46:51,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:46:51,543 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:46:51,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:46:51,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:46:51" (1/1) ... [2022-11-03 01:46:51,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6820244a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:46:51, skipping insertion in model container [2022-11-03 01:46:51,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:46:51" (1/1) ... [2022-11-03 01:46:51,558 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:46:51,636 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:46:51,875 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) [2022-11-03 01:46:51,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c3cc564 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:46:51, skipping insertion in model container [2022-11-03 01:46:51,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:46:51,878 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 01:46:51,880 INFO L158 Benchmark]: Toolchain (without parser) took 339.76ms. Allocated memory is still 69.2MB. Free memory was 45.7MB in the beginning and 34.2MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 01:46:51,882 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 69.2MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:46:51,883 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.30ms. Allocated memory is still 69.2MB. Free memory was 45.5MB in the beginning and 34.2MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 01:46:51,886 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 69.2MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.30ms. Allocated memory is still 69.2MB. Free memory was 45.5MB in the beginning and 34.2MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN