./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w32_d64_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_85bcea17-16b5-42d6-aa14-ce7f037859ec/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/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_85bcea17-16b5-42d6-aa14-ce7f037859ec/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w32_d64_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/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_85bcea17-16b5-42d6-aa14-ce7f037859ec/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 419ee9537bb0a0acfafd579ebc60925a8ceb499f1d27e96761ad7e2a7b9e9abf --- 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 01:40:13,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:40:13,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:40:13,692 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:40:13,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:40:13,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:40:13,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:40:13,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:40:13,708 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:40:13,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:40:13,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:40:13,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:40:13,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:40:13,722 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:40:13,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:40:13,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:40:13,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:40:13,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:40:13,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:40:13,739 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:40:13,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:40:13,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:40:13,747 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:40:13,748 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:40:13,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:40:13,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:40:13,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:40:13,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:40:13,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:40:13,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:40:13,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:40:13,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:40:13,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:40:13,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:40:13,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:40:13,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:40:13,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:40:13,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:40:13,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:40:13,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:40:13,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:40:13,777 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 01:40:13,823 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:40:13,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:40:13,824 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:40:13,824 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:40:13,825 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:40:13,826 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:40:13,826 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:40:13,826 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:40:13,827 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:40:13,827 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 01:40:13,828 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:40:13,829 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:40:13,829 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 01:40:13,829 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 01:40:13,829 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:40:13,830 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 01:40:13,830 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 01:40:13,830 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 01:40:13,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:40:13,831 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 01:40:13,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:40:13,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:40:13,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:40:13,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:40:13,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:40:13,833 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:40:13,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:40:13,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:40:13,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:40:13,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:40:13,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:40:13,835 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 01:40:13,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:40:13,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:40:13,836 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 01:40:13,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 01:40:13,836 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:40:13,837 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:40:13,837 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_85bcea17-16b5-42d6-aa14-ce7f037859ec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 419ee9537bb0a0acfafd579ebc60925a8ceb499f1d27e96761ad7e2a7b9e9abf [2022-11-03 01:40:14,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:40:14,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:40:14,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:40:14,266 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:40:14,267 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:40:14,268 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w32_d64_e0.c [2022-11-03 01:40:14,368 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/bin/utaipan-7li7fVZpFI/data/881cd4042/efb18adc449342d983dc5fa103ad1a7c/FLAG15db7c38d [2022-11-03 01:40:15,303 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:40:15,304 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w32_d64_e0.c [2022-11-03 01:40:15,329 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/bin/utaipan-7li7fVZpFI/data/881cd4042/efb18adc449342d983dc5fa103ad1a7c/FLAG15db7c38d [2022-11-03 01:40:15,745 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/bin/utaipan-7li7fVZpFI/data/881cd4042/efb18adc449342d983dc5fa103ad1a7c [2022-11-03 01:40:15,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:40:15,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:40:15,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:40:15,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:40:15,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:40:15,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:40:15" (1/1) ... [2022-11-03 01:40:15,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a77c098 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:15, skipping insertion in model container [2022-11-03 01:40:15,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:40:15" (1/1) ... [2022-11-03 01:40:15,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:40:15,925 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:40:16,207 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 01:40:16,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@faee831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:16, skipping insertion in model container [2022-11-03 01:40:16,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:40:16,209 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 01:40:16,212 INFO L158 Benchmark]: Toolchain (without parser) took 459.33ms. Allocated memory is still 100.7MB. Free memory was 68.1MB in the beginning and 71.9MB in the end (delta: -3.8MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2022-11-03 01:40:16,213 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 75.5MB. Free memory was 54.6MB in the beginning and 54.6MB in the end (delta: 41.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:40:16,215 INFO L158 Benchmark]: CACSL2BoogieTranslator took 454.00ms. Allocated memory is still 100.7MB. Free memory was 67.9MB in the beginning and 71.9MB in the end (delta: -4.0MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2022-11-03 01:40:16,217 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 75.5MB. Free memory was 54.6MB in the beginning and 54.6MB in the end (delta: 41.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 454.00ms. Allocated memory is still 100.7MB. Free memory was 67.9MB in the beginning and 71.9MB in the end (delta: -4.0MB). Peak memory consumption was 24.0MB. 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_85bcea17-16b5-42d6-aa14-ce7f037859ec/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/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_85bcea17-16b5-42d6-aa14-ce7f037859ec/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w32_d64_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/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_85bcea17-16b5-42d6-aa14-ce7f037859ec/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 419ee9537bb0a0acfafd579ebc60925a8ceb499f1d27e96761ad7e2a7b9e9abf --- 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 01:40:18,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:40:18,576 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:40:18,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:40:18,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:40:18,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:40:18,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:40:18,630 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:40:18,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:40:18,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:40:18,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:40:18,643 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:40:18,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:40:18,645 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:40:18,646 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:40:18,647 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:40:18,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:40:18,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:40:18,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:40:18,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:40:18,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:40:18,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:40:18,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:40:18,676 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:40:18,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:40:18,690 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:40:18,690 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:40:18,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:40:18,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:40:18,693 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:40:18,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:40:18,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:40:18,697 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:40:18,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:40:18,700 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:40:18,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:40:18,701 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:40:18,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:40:18,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:40:18,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:40:18,705 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:40:18,706 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-03 01:40:18,745 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:40:18,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:40:18,746 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:40:18,748 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:40:18,749 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:40:18,749 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:40:18,750 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:40:18,751 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:40:18,751 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:40:18,751 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:40:18,752 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:40:18,753 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:40:18,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:40:18,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:40:18,755 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:40:18,755 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:40:18,755 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:40:18,756 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 01:40:18,756 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 01:40:18,756 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 01:40:18,756 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:40:18,757 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:40:18,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:40:18,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:40:18,757 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 01:40:18,758 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:40:18,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:40:18,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:40:18,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:40:18,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:40:18,759 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 01:40:18,759 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 01:40:18,759 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:40:18,760 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:40:18,760 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 01:40:18,760 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_85bcea17-16b5-42d6-aa14-ce7f037859ec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 419ee9537bb0a0acfafd579ebc60925a8ceb499f1d27e96761ad7e2a7b9e9abf [2022-11-03 01:40:19,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:40:19,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:40:19,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:40:19,265 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:40:19,266 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:40:19,269 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w32_d64_e0.c [2022-11-03 01:40:19,367 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/bin/utaipan-7li7fVZpFI/data/650539760/25731d03438d4d69834b57416ad00c1f/FLAGfebf2bd6f [2022-11-03 01:40:20,357 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:40:20,358 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w32_d64_e0.c [2022-11-03 01:40:20,379 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/bin/utaipan-7li7fVZpFI/data/650539760/25731d03438d4d69834b57416ad00c1f/FLAGfebf2bd6f [2022-11-03 01:40:20,805 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85bcea17-16b5-42d6-aa14-ce7f037859ec/bin/utaipan-7li7fVZpFI/data/650539760/25731d03438d4d69834b57416ad00c1f [2022-11-03 01:40:20,808 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:40:20,810 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:40:20,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:40:20,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:40:20,831 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:40:20,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:40:20" (1/1) ... [2022-11-03 01:40:20,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47453267 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:20, skipping insertion in model container [2022-11-03 01:40:20,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:40:20" (1/1) ... [2022-11-03 01:40:20,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:40:20,983 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:40:21,259 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 01:40:21,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@552a0831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:21, skipping insertion in model container [2022-11-03 01:40:21,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:40:21,263 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 01:40:21,266 INFO L158 Benchmark]: Toolchain (without parser) took 454.14ms. Allocated memory is still 58.7MB. Free memory was 25.3MB in the beginning and 28.0MB in the end (delta: -2.7MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2022-11-03 01:40:21,267 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 58.7MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:40:21,270 INFO L158 Benchmark]: CACSL2BoogieTranslator took 436.22ms. Allocated memory is still 58.7MB. Free memory was 38.1MB in the beginning and 28.0MB in the end (delta: 10.1MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2022-11-03 01:40:21,272 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 58.7MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 436.22ms. Allocated memory is still 58.7MB. Free memory was 38.1MB in the beginning and 28.0MB in the end (delta: 10.1MB). Peak memory consumption was 17.9MB. 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