./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal22.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a 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_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal22.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --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 4db7817cdae75ef05c3a171f2cc49db22d29824bd4300202961a415e3e4cd9c1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:24:43,108 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:24:43,213 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-02 12:24:43,223 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:24:43,224 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:24:43,255 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:24:43,256 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:24:43,257 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:24:43,257 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:24:43,258 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:24:43,259 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:24:43,259 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:24:43,260 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:24:43,261 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:24:43,261 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:24:43,262 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:24:43,262 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:24:43,263 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:24:43,263 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:24:43,264 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:24:43,265 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:24:43,269 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:24:43,270 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:24:43,270 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:24:43,271 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:24:43,271 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:24:43,271 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:24:43,272 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:24:43,272 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:24:43,276 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:24:43,276 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:24:43,277 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:24:43,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:24:43,277 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:24:43,278 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:24:43,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:24:43,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:24:43,280 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:24:43,281 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:24:43,281 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:24:43,281 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:24:43,282 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:24:43,282 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:24:43,282 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:24:43,283 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4db7817cdae75ef05c3a171f2cc49db22d29824bd4300202961a415e3e4cd9c1 [2024-11-02 12:24:43,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:24:43,626 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:24:43,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:24:43,631 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:24:43,631 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:24:43,633 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal22.c Unable to find full path for "g++" [2024-11-02 12:24:45,728 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:24:46,097 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:24:46,098 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal22.c [2024-11-02 12:24:46,127 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/data/0fe77657c/106fcf9b473148dc9a4e3616bae455b7/FLAG03967d7a1 [2024-11-02 12:24:46,331 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/data/0fe77657c/106fcf9b473148dc9a4e3616bae455b7 [2024-11-02 12:24:46,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:24:46,336 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:24:46,337 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:24:46,337 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:24:46,345 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:24:46,345 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:24:46" (1/1) ... [2024-11-02 12:24:46,347 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bb0efb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:46, skipping insertion in model container [2024-11-02 12:24:46,347 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:24:46" (1/1) ... [2024-11-02 12:24:46,434 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:24:46,655 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal22.c[1245,1258] [2024-11-02 12:24:47,165 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:24:47,174 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:24:47,184 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal22.c[1245,1258] [2024-11-02 12:24:47,359 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:24:47,381 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:24:47,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:47 WrapperNode [2024-11-02 12:24:47,382 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:24:47,384 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:24:47,384 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:24:47,384 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:24:47,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:47" (1/1) ... [2024-11-02 12:24:47,464 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:47" (1/1) ... [2024-11-02 12:24:48,078 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3833 [2024-11-02 12:24:48,078 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:24:48,079 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:24:48,079 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:24:48,080 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:24:48,094 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:47" (1/1) ... [2024-11-02 12:24:48,099 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:47" (1/1) ... [2024-11-02 12:24:48,301 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:47" (1/1) ... [2024-11-02 12:24:48,301 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:47" (1/1) ... [2024-11-02 12:24:48,579 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:47" (1/1) ... [2024-11-02 12:24:48,622 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:47" (1/1) ... [2024-11-02 12:24:48,661 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:47" (1/1) ... [2024-11-02 12:24:48,688 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:47" (1/1) ... [2024-11-02 12:24:48,800 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:24:48,802 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:24:48,806 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:24:48,806 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:24:48,807 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:47" (1/1) ... [2024-11-02 12:24:48,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:24:48,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:24:48,857 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:24:48,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:24:49,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:24:49,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:24:49,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:24:49,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:24:49,471 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:24:49,474 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:24:55,621 INFO L? ?]: Removed 2145 outVars from TransFormulas that were not future-live. [2024-11-02 12:24:55,622 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:25:02,296 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:25:02,296 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:25:02,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:25:02 BoogieIcfgContainer [2024-11-02 12:25:02,297 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:25:02,301 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:25:02,302 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:25:02,306 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:25:02,307 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:24:46" (1/3) ... [2024-11-02 12:25:02,308 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69f9aa33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:25:02, skipping insertion in model container [2024-11-02 12:25:02,309 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:47" (2/3) ... [2024-11-02 12:25:02,310 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69f9aa33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:25:02, skipping insertion in model container [2024-11-02 12:25:02,311 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:25:02" (3/3) ... [2024-11-02 12:25:02,312 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal22.c [2024-11-02 12:25:02,333 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:25:02,334 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:25:02,415 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:25:02,429 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7f646930, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:25:02,429 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:25:02,434 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 12:25:02,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-02 12:25:02,442 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:25:02,443 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-02 12:25:02,444 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:25:02,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:25:02,451 INFO L85 PathProgramCache]: Analyzing trace with hash 162807856, now seen corresponding path program 1 times [2024-11-02 12:25:02,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:25:02,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193178239] [2024-11-02 12:25:02,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:25:02,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:25:04,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:25:04,894 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:25:06,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:25:06,360 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:25:06,362 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:25:06,364 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:25:06,366 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-02 12:25:06,371 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:25:06,434 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:25:06,440 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:25:06 BoogieIcfgContainer [2024-11-02 12:25:06,441 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:25:06,442 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:25:06,443 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:25:06,444 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:25:06,445 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:25:02" (3/4) ... [2024-11-02 12:25:06,447 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:25:06,449 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:25:06,450 INFO L158 Benchmark]: Toolchain (without parser) took 20114.35ms. Allocated memory was 153.1MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 115.3MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 225.9MB. Max. memory is 16.1GB. [2024-11-02 12:25:06,451 INFO L158 Benchmark]: CDTParser took 1.40ms. Allocated memory is still 107.0MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:25:06,453 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1045.76ms. Allocated memory is still 153.1MB. Free memory was 115.0MB in the beginning and 82.2MB in the end (delta: 32.8MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2024-11-02 12:25:06,453 INFO L158 Benchmark]: Boogie Procedure Inliner took 695.05ms. Allocated memory was 153.1MB in the beginning and 249.6MB in the end (delta: 96.5MB). Free memory was 82.2MB in the beginning and 136.9MB in the end (delta: -54.7MB). Peak memory consumption was 75.2MB. Max. memory is 16.1GB. [2024-11-02 12:25:06,454 INFO L158 Benchmark]: Boogie Preprocessor took 721.20ms. Allocated memory is still 249.6MB. Free memory was 136.9MB in the beginning and 121.0MB in the end (delta: 15.9MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2024-11-02 12:25:06,456 INFO L158 Benchmark]: RCFGBuilder took 13495.24ms. Allocated memory was 249.6MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 121.0MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 495.0MB. Max. memory is 16.1GB. [2024-11-02 12:25:06,456 INFO L158 Benchmark]: TraceAbstraction took 4140.74ms. Allocated memory is still 2.1GB. Free memory was 1.8GB in the beginning and 1.8GB in the end (delta: -18.8MB). Peak memory consumption was 124.8MB. Max. memory is 16.1GB. [2024-11-02 12:25:06,457 INFO L158 Benchmark]: Witness Printer took 6.61ms. Allocated memory is still 2.1GB. Free memory was 1.8GB in the beginning and 1.8GB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:25:06,461 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40ms. Allocated memory is still 107.0MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1045.76ms. Allocated memory is still 153.1MB. Free memory was 115.0MB in the beginning and 82.2MB in the end (delta: 32.8MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 695.05ms. Allocated memory was 153.1MB in the beginning and 249.6MB in the end (delta: 96.5MB). Free memory was 82.2MB in the beginning and 136.9MB in the end (delta: -54.7MB). Peak memory consumption was 75.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 721.20ms. Allocated memory is still 249.6MB. Free memory was 136.9MB in the beginning and 121.0MB in the end (delta: 15.9MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * RCFGBuilder took 13495.24ms. Allocated memory was 249.6MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 121.0MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 495.0MB. Max. memory is 16.1GB. * TraceAbstraction took 4140.74ms. Allocated memory is still 2.1GB. Free memory was 1.8GB in the beginning and 1.8GB in the end (delta: -18.8MB). Peak memory consumption was 124.8MB. Max. memory is 16.1GB. * Witness Printer took 6.61ms. Allocated memory is still 2.1GB. Free memory was 1.8GB in the beginning and 1.8GB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 201, overapproximation of bitwiseAnd at line 165. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 2); [L30] const SORT_6 msb_SORT_6 = (SORT_6)1 << (2 - 1); [L32] const SORT_8 mask_SORT_8 = (SORT_8)-1 >> (sizeof(SORT_8) * 8 - 3); [L33] const SORT_8 msb_SORT_8 = (SORT_8)1 << (3 - 1); [L35] const SORT_14 mask_SORT_14 = (SORT_14)-1 >> (sizeof(SORT_14) * 8 - 5); [L36] const SORT_14 msb_SORT_14 = (SORT_14)1 << (5 - 1); [L38] const SORT_17 mask_SORT_17 = (SORT_17)-1 >> (sizeof(SORT_17) * 8 - 8); [L39] const SORT_17 msb_SORT_17 = (SORT_17)1 << (8 - 1); [L41] const SORT_88 mask_SORT_88 = (SORT_88)-1 >> (sizeof(SORT_88) * 8 - 4); [L42] const SORT_88 msb_SORT_88 = (SORT_88)1 << (4 - 1); [L44] const SORT_186 mask_SORT_186 = (SORT_186)-1 >> (sizeof(SORT_186) * 8 - 6); [L45] const SORT_186 msb_SORT_186 = (SORT_186)1 << (6 - 1); [L47] const SORT_188 mask_SORT_188 = (SORT_188)-1 >> (sizeof(SORT_188) * 8 - 7); [L48] const SORT_188 msb_SORT_188 = (SORT_188)1 << (7 - 1); [L50] const SORT_191 mask_SORT_191 = (SORT_191)-1 >> (sizeof(SORT_191) * 8 - 9); [L51] const SORT_191 msb_SORT_191 = (SORT_191)1 << (9 - 1); [L53] const SORT_193 mask_SORT_193 = (SORT_193)-1 >> (sizeof(SORT_193) * 8 - 10); [L54] const SORT_193 msb_SORT_193 = (SORT_193)1 << (10 - 1); [L56] const SORT_195 mask_SORT_195 = (SORT_195)-1 >> (sizeof(SORT_195) * 8 - 11); [L57] const SORT_195 msb_SORT_195 = (SORT_195)1 << (11 - 1); [L59] const SORT_197 mask_SORT_197 = (SORT_197)-1 >> (sizeof(SORT_197) * 8 - 12); [L60] const SORT_197 msb_SORT_197 = (SORT_197)1 << (12 - 1); [L62] const SORT_1 var_29 = 0; [L63] const SORT_6 var_38 = 0; [L64] const SORT_6 var_46 = 3; [L65] const SORT_6 var_48 = 2; [L66] const SORT_6 var_50 = 1; [L67] const SORT_1 var_54 = 1; [L68] const SORT_8 var_55 = 1; [L69] const SORT_8 var_58 = 3; [L70] const SORT_8 var_61 = 2; [L71] const SORT_8 var_65 = 5; [L72] const SORT_8 var_68 = 7; [L73] const SORT_8 var_71 = 6; [L74] const SORT_8 var_75 = 4; [L75] const SORT_17 var_116 = 0; [L76] const SORT_14 var_137 = 11; [L77] const SORT_14 var_139 = 10; [L78] const SORT_14 var_141 = 2; [L79] const SORT_14 var_143 = 9; [L80] const SORT_14 var_158 = 21; [L81] const SORT_14 var_160 = 20; [L82] const SORT_14 var_162 = 19; [L83] const SORT_14 var_164 = 18; [L84] const SORT_14 var_166 = 17; [L85] const SORT_14 var_168 = 16; [L86] const SORT_14 var_170 = 15; [L87] const SORT_14 var_172 = 14; [L88] const SORT_14 var_174 = 8; [L89] const SORT_14 var_176 = 6; [L90] const SORT_14 var_178 = 3; [L91] const SORT_14 var_180 = 5; [L92] const SORT_14 var_200 = 4; [L93] const SORT_14 var_202 = 1; [L94] const SORT_14 var_212 = 7; [L95] const SORT_14 var_230 = 13; [L96] const SORT_14 var_238 = 12; [L97] const SORT_14 var_259 = 23; [L98] const SORT_14 var_262 = 22; [L99] const SORT_14 var_271 = 25; [L100] const SORT_14 var_274 = 27; [L101] const SORT_14 var_277 = 26; [L102] const SORT_14 var_281 = 29; [L103] const SORT_14 var_284 = 31; [L104] const SORT_14 var_287 = 30; [L105] const SORT_14 var_291 = 28; [L106] const SORT_14 var_297 = 24; [L107] const SORT_186 var_320 = 0; [L108] const SORT_17 var_396 = 3; [L110] SORT_1 input_2; [L111] SORT_1 input_3; [L112] SORT_1 input_4; [L113] SORT_1 input_5; [L114] SORT_6 input_7; [L115] SORT_8 input_9; [L116] SORT_6 input_10; [L117] SORT_1 input_11; [L118] SORT_1 input_12; [L119] SORT_1 input_13; [L120] SORT_14 input_15; [L121] SORT_6 input_16; [L122] SORT_17 input_18; [L123] SORT_6 input_19; [L124] SORT_1 input_20; [L125] SORT_1 input_21; [L126] SORT_6 input_22; [L127] SORT_6 input_23; [L128] SORT_17 input_24; [L129] SORT_17 input_25; [L130] SORT_1 input_26; [L131] SORT_1 input_27; [L132] SORT_6 input_28; [L134] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L134] SORT_1 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L135] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L135] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L136] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L136] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L137] EXPR __VERIFIER_nondet_uchar() & mask_SORT_6 [L137] SORT_6 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_6; [L138] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L138] SORT_1 state_101 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L139] EXPR __VERIFIER_nondet_uchar() & mask_SORT_17 [L139] SORT_17 state_117 = __VERIFIER_nondet_uchar() & mask_SORT_17; [L140] EXPR __VERIFIER_nondet_uchar() & mask_SORT_6 [L140] SORT_6 state_344 = __VERIFIER_nondet_uchar() & mask_SORT_6; [L141] EXPR __VERIFIER_nondet_uchar() & mask_SORT_17 [L141] SORT_17 state_442 = __VERIFIER_nondet_uchar() & mask_SORT_17; [L142] EXPR __VERIFIER_nondet_uchar() & mask_SORT_6 [L142] SORT_6 state_448 = __VERIFIER_nondet_uchar() & mask_SORT_6; [L144] SORT_1 init_31_arg_1 = var_29; [L145] state_30 = init_31_arg_1 [L146] SORT_1 init_34_arg_1 = var_29; [L147] state_33 = init_34_arg_1 [L148] SORT_1 init_36_arg_1 = var_29; [L149] state_35 = init_36_arg_1 [L150] SORT_6 init_40_arg_1 = var_38; [L151] state_39 = init_40_arg_1 [L152] SORT_1 init_102_arg_1 = var_29; [L153] state_101 = init_102_arg_1 [L154] SORT_17 init_118_arg_1 = var_116; [L155] state_117 = init_118_arg_1 [L156] SORT_6 init_345_arg_1 = var_38; [L157] state_344 = init_345_arg_1 [L158] SORT_17 init_443_arg_1 = var_116; [L159] state_442 = init_443_arg_1 [L160] SORT_6 init_449_arg_1 = var_38; [L161] state_448 = init_449_arg_1 VAL [mask_SORT_14=31, mask_SORT_17=255, mask_SORT_186=63, mask_SORT_188=127, mask_SORT_191=511, mask_SORT_193=1023, mask_SORT_195=2047, mask_SORT_197=4095, mask_SORT_1=1, mask_SORT_6=3, mask_SORT_88=15, mask_SORT_8=7, state_101=0, state_117=0, state_30=0, state_33=0, state_344=0, state_35=0, state_39=0, state_442=0, state_448=0, var_116=0, var_137=11, var_139=10, var_141=2, var_143=9, var_158=21, var_160=20, var_162=19, var_164=18, var_166=17, var_168=16, var_170=15, var_172=14, var_174=8, var_176=6, var_178=3, var_180=5, var_200=4, var_202=1, var_212=7, var_230=13, var_238=12, var_259=23, var_262=22, var_271=25, var_274=27, var_277=26, var_281=29, var_284=31, var_287=30, var_291=28, var_297=24, var_29=0, var_320=0, var_38=0, var_396=3, var_46=3, var_48=2, var_50=1, var_54=1, var_55=1, var_58=3, var_61=2, var_65=5, var_68=7, var_71=6, var_75=4] [L164] input_2 = __VERIFIER_nondet_uchar() [L165] EXPR input_2 & mask_SORT_1 [L165] input_2 = input_2 & mask_SORT_1 [L166] input_3 = __VERIFIER_nondet_uchar() [L167] EXPR input_3 & mask_SORT_1 [L167] input_3 = input_3 & mask_SORT_1 [L168] input_4 = __VERIFIER_nondet_uchar() [L169] input_5 = __VERIFIER_nondet_uchar() [L170] EXPR input_5 & mask_SORT_1 [L170] input_5 = input_5 & mask_SORT_1 [L171] input_7 = __VERIFIER_nondet_uchar() [L172] EXPR input_7 & mask_SORT_6 [L172] input_7 = input_7 & mask_SORT_6 [L173] input_9 = __VERIFIER_nondet_uchar() [L174] EXPR input_9 & mask_SORT_8 [L174] input_9 = input_9 & mask_SORT_8 [L175] input_10 = __VERIFIER_nondet_uchar() [L176] EXPR input_10 & mask_SORT_6 [L176] input_10 = input_10 & mask_SORT_6 [L177] input_11 = __VERIFIER_nondet_uchar() [L178] EXPR input_11 & mask_SORT_1 [L178] input_11 = input_11 & mask_SORT_1 [L179] input_12 = __VERIFIER_nondet_uchar() [L180] input_13 = __VERIFIER_nondet_uchar() [L181] input_15 = __VERIFIER_nondet_uchar() [L182] EXPR input_15 & mask_SORT_14 [L182] input_15 = input_15 & mask_SORT_14 [L183] input_16 = __VERIFIER_nondet_uchar() [L184] input_18 = __VERIFIER_nondet_uchar() [L185] input_19 = __VERIFIER_nondet_uchar() [L186] input_20 = __VERIFIER_nondet_uchar() [L187] input_21 = __VERIFIER_nondet_uchar() [L188] input_22 = __VERIFIER_nondet_uchar() [L189] input_23 = __VERIFIER_nondet_uchar() [L190] input_24 = __VERIFIER_nondet_uchar() [L191] input_25 = __VERIFIER_nondet_uchar() [L192] input_26 = __VERIFIER_nondet_uchar() [L193] input_27 = __VERIFIER_nondet_uchar() [L194] input_28 = __VERIFIER_nondet_uchar() [L197] SORT_1 var_32_arg_0 = state_30; [L198] SORT_1 var_32 = ~var_32_arg_0; [L199] SORT_1 var_92_arg_0 = input_12; [L200] SORT_1 var_92_arg_1 = input_11; [L201] EXPR ((SORT_6)var_92_arg_0 << 1) | var_92_arg_1 [L201] SORT_6 var_92 = ((SORT_6)var_92_arg_0 << 1) | var_92_arg_1; [L202] EXPR var_92 & mask_SORT_6 [L202] var_92 = var_92 & mask_SORT_6 [L203] SORT_6 var_93_arg_0 = var_92; [L204] var_93_arg_0 ^= var_93_arg_0 >> 4 [L205] var_93_arg_0 ^= var_93_arg_0 >> 2 [L206] var_93_arg_0 ^= var_93_arg_0 >> 1 [L207] SORT_1 var_93 = var_93_arg_0; [L208] SORT_8 var_85_arg_0 = input_9; [L209] SORT_8 var_85_arg_1 = var_61; [L210] SORT_1 var_85 = var_85_arg_0 == var_85_arg_1; [L211] SORT_8 var_84_arg_0 = input_9; [L212] SORT_8 var_84_arg_1 = var_55; [L213] SORT_1 var_84 = var_84_arg_0 == var_84_arg_1; [L214] SORT_8 var_83_arg_0 = input_9; [L215] SORT_8 var_83_arg_1 = var_75; [L216] SORT_1 var_83 = var_83_arg_0 == var_83_arg_1; [L217] SORT_8 var_82_arg_0 = input_9; [L218] SORT_8 var_82_arg_1 = var_65; [L219] SORT_1 var_82 = var_82_arg_0 == var_82_arg_1; [L220] SORT_1 var_86_arg_0 = var_83; [L221] SORT_1 var_86_arg_1 = var_82; [L222] EXPR ((SORT_6)var_86_arg_0 << 1) | var_86_arg_1 [L222] SORT_6 var_86 = ((SORT_6)var_86_arg_0 << 1) | var_86_arg_1; [L223] EXPR var_86 & mask_SORT_6 [L223] var_86 = var_86 & mask_SORT_6 [L224] SORT_1 var_87_arg_0 = var_84; [L225] SORT_6 var_87_arg_1 = var_86; [L226] EXPR ((SORT_8)var_87_arg_0 << 2) | var_87_arg_1 [L226] SORT_8 var_87 = ((SORT_8)var_87_arg_0 << 2) | var_87_arg_1; [L227] EXPR var_87 & mask_SORT_8 [L227] var_87 = var_87 & mask_SORT_8 [L228] SORT_1 var_89_arg_0 = var_85; [L229] SORT_8 var_89_arg_1 = var_87; [L230] EXPR ((SORT_88)var_89_arg_0 << 3) | var_89_arg_1 [L230] SORT_88 var_89 = ((SORT_88)var_89_arg_0 << 3) | var_89_arg_1; [L231] EXPR var_89 & mask_SORT_88 [L231] var_89 = var_89 & mask_SORT_88 [L232] SORT_88 var_90_arg_0 = var_89; [L233] SORT_1 var_90 = var_90_arg_0 != 0; [L234] SORT_6 var_51_arg_0 = input_10; [L235] SORT_6 var_51_arg_1 = var_50; [L236] SORT_1 var_51 = var_51_arg_0 == var_51_arg_1; [L237] SORT_8 var_72_arg_0 = input_9; [L238] SORT_8 var_72_arg_1 = var_71; [L239] SORT_1 var_72 = var_72_arg_0 == var_72_arg_1; [L240] SORT_8 var_69_arg_0 = input_9; [L241] SORT_8 var_69_arg_1 = var_68; [L242] SORT_1 var_69 = var_69_arg_0 == var_69_arg_1; [L243] SORT_1 var_73_arg_0 = var_72; [L244] SORT_1 var_73_arg_1 = var_69; [L245] EXPR var_73_arg_0 | var_73_arg_1 [L245] SORT_1 var_73 = var_73_arg_0 | var_73_arg_1; [L246] EXPR var_73 & mask_SORT_1 [L246] var_73 = var_73 & mask_SORT_1 [L247] SORT_8 var_66_arg_0 = input_9; [L248] SORT_8 var_66_arg_1 = var_65; [L249] SORT_1 var_66 = var_66_arg_0 == var_66_arg_1; [L250] SORT_8 var_76_arg_0 = input_9; [L251] SORT_8 var_76_arg_1 = var_75; [L252] SORT_1 var_76 = var_76_arg_0 == var_76_arg_1; [L253] SORT_1 var_77_arg_0 = var_66; [L254] SORT_1 var_77_arg_1 = var_76; [L255] EXPR ((SORT_6)var_77_arg_0 << 1) | var_77_arg_1 [L255] SORT_6 var_77 = ((SORT_6)var_77_arg_0 << 1) | var_77_arg_1; [L256] EXPR var_77 & mask_SORT_6 [L256] var_77 = var_77 & mask_SORT_6 [L257] SORT_1 var_78_arg_0 = var_73; [L258] SORT_6 var_78_arg_1 = var_77; [L259] EXPR ((SORT_8)var_78_arg_0 << 2) | var_78_arg_1 [L259] SORT_8 var_78 = ((SORT_8)var_78_arg_0 << 2) | var_78_arg_1; [L260] EXPR var_78 & mask_SORT_8 [L260] var_78 = var_78 & mask_SORT_8 [L261] SORT_8 var_79_arg_0 = var_78; [L262] SORT_1 var_79 = var_79_arg_0 != 0; [L263] SORT_1 var_70_arg_0 = var_69; [L264] SORT_1 var_70_arg_1 = var_54; [L265] SORT_1 var_70_arg_2 = var_54; [L266] SORT_1 var_70 = var_70_arg_0 ? var_70_arg_1 : var_70_arg_2; [L267] SORT_1 var_67_arg_0 = var_66; [L268] SORT_1 var_67_arg_1 = var_29; [L269] SORT_1 var_67_arg_2 = var_29; [L270] SORT_1 var_67 = var_67_arg_0 ? var_67_arg_1 : var_67_arg_2; [L271] SORT_1 var_74_arg_0 = var_73; [L272] SORT_1 var_74_arg_1 = var_70; [L273] SORT_1 var_74_arg_2 = var_67; [L274] SORT_1 var_74 = var_74_arg_0 ? var_74_arg_1 : var_74_arg_2; [L275] SORT_8 var_62_arg_0 = input_9; [L276] SORT_8 var_62_arg_1 = var_61; [L277] SORT_1 var_62 = var_62_arg_0 == var_62_arg_1; [L278] SORT_8 var_59_arg_0 = input_9; [L279] SORT_8 var_59_arg_1 = var_58; [L280] SORT_1 var_59 = var_59_arg_0 == var_59_arg_1; [L281] SORT_1 var_63_arg_0 = var_62; [L282] SORT_1 var_63_arg_1 = var_59; [L283] EXPR var_63_arg_0 | var_63_arg_1 [L283] SORT_1 var_63 = var_63_arg_0 | var_63_arg_1; [L284] EXPR var_63 & mask_SORT_1 [L284] var_63 = var_63 & mask_SORT_1 [L285] SORT_1 var_60_arg_0 = var_59; [L286] SORT_1 var_60_arg_1 = var_54; [L287] SORT_1 var_60_arg_2 = var_29; [L288] SORT_1 var_60 = var_60_arg_0 ? var_60_arg_1 : var_60_arg_2; [L289] SORT_8 var_56_arg_0 = input_9; [L290] SORT_8 var_56_arg_1 = var_55; [L291] SORT_1 var_56 = var_56_arg_0 == var_56_arg_1; [L292] SORT_1 var_57_arg_0 = var_56; [L293] SORT_1 var_57_arg_1 = var_29; [L294] SORT_1 var_57_arg_2 = var_54; [L295] SORT_1 var_57 = var_57_arg_0 ? var_57_arg_1 : var_57_arg_2; [L296] SORT_1 var_64_arg_0 = var_63; [L297] SORT_1 var_64_arg_1 = var_60; [L298] SORT_1 var_64_arg_2 = var_57; [L299] SORT_1 var_64 = var_64_arg_0 ? var_64_arg_1 : var_64_arg_2; [L300] SORT_1 var_80_arg_0 = var_79; [L301] SORT_1 var_80_arg_1 = var_74; [L302] SORT_1 var_80_arg_2 = var_64; [L303] SORT_1 var_80 = var_80_arg_0 ? var_80_arg_1 : var_80_arg_2; [L304] EXPR var_80 & mask_SORT_1 [L304] var_80 = var_80 & mask_SORT_1 [L305] SORT_6 var_49_arg_0 = input_10; [L306] SORT_6 var_49_arg_1 = var_48; [L307] SORT_1 var_49 = var_49_arg_0 == var_49_arg_1; [L308] SORT_1 var_52_arg_0 = var_51; [L309] SORT_1 var_52_arg_1 = var_49; [L310] EXPR ((SORT_6)var_52_arg_0 << 1) | var_52_arg_1 [L310] SORT_6 var_52 = ((SORT_6)var_52_arg_0 << 1) | var_52_arg_1; [L311] EXPR var_52 & mask_SORT_6 [L311] var_52 = var_52 & mask_SORT_6 [L312] SORT_6 var_53_arg_0 = var_52; [L313] SORT_1 var_53 = var_53_arg_0 != 0; [L314] SORT_1 var_81_arg_0 = var_80; [L315] SORT_1 var_81_arg_1 = var_53; [L316] SORT_1 var_81_arg_2 = var_29; [L317] SORT_1 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L318] SORT_1 var_91_arg_0 = var_90; [L319] SORT_1 var_91_arg_1 = var_51; [L320] SORT_1 var_91_arg_2 = var_81; [L321] SORT_1 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L322] SORT_6 var_47_arg_0 = input_7; [L323] SORT_6 var_47_arg_1 = var_46; [L324] SORT_1 var_47 = var_47_arg_0 == var_47_arg_1; [L325] SORT_1 var_94_arg_0 = var_91; [L326] SORT_1 var_94_arg_1 = var_47; [L327] EXPR ((SORT_6)var_94_arg_0 << 1) | var_94_arg_1 [L327] SORT_6 var_94 = ((SORT_6)var_94_arg_0 << 1) | var_94_arg_1; [L328] EXPR var_94 & mask_SORT_6 [L328] var_94 = var_94 & mask_SORT_6 [L329] SORT_1 var_95_arg_0 = var_93; [L330] SORT_6 var_95_arg_1 = var_94; [L331] EXPR ((SORT_8)var_95_arg_0 << 2) | var_95_arg_1 [L331] SORT_8 var_95 = ((SORT_8)var_95_arg_0 << 2) | var_95_arg_1; [L332] EXPR var_95 & mask_SORT_8 [L332] var_95 = var_95 & mask_SORT_8 [L333] SORT_8 var_96_arg_0 = var_95; [L334] SORT_1 var_96 = var_96_arg_0 != 0; [L335] SORT_1 var_97_arg_0 = input_13; [L336] SORT_1 var_97_arg_1 = var_96; [L337] EXPR ((SORT_6)var_97_arg_0 << 1) | var_97_arg_1 [L337] SORT_6 var_97 = ((SORT_6)var_97_arg_0 << 1) | var_97_arg_1; [L338] EXPR var_97 & mask_SORT_6 [L338] var_97 = var_97 & mask_SORT_6 [L339] SORT_6 var_98_arg_0 = var_97; [L340] SORT_1 var_98 = var_98_arg_0 == mask_SORT_6; [L341] SORT_1 var_41_arg_0 = state_35; [L342] SORT_6 var_41_arg_1 = state_39; [L343] SORT_6 var_41_arg_2 = input_19; [L344] SORT_6 var_41 = var_41_arg_0 ? var_41_arg_1 : var_41_arg_2; [L345] SORT_6 var_44_arg_0 = var_41; [L346] SORT_1 var_44 = var_44_arg_0 >> 0; [L347] EXPR var_44 & mask_SORT_1 [L347] var_44 = var_44 & mask_SORT_1 [L348] SORT_6 var_42_arg_0 = var_41; [L349] SORT_1 var_42 = var_42_arg_0 >> 1; [L350] EXPR var_42 & mask_SORT_1 [L350] var_42 = var_42 & mask_SORT_1 [L351] SORT_1 var_37_arg_0 = state_35; [L352] SORT_1 var_37_arg_1 = state_33; [L353] SORT_1 var_37_arg_2 = input_20; [L354] SORT_1 var_37 = var_37_arg_0 ? var_37_arg_1 : var_37_arg_2; [L355] SORT_1 var_43_arg_0 = var_42; [L356] SORT_1 var_43_arg_1 = var_37; [L357] SORT_1 var_43_arg_2 = var_29; [L358] SORT_1 var_43 = var_43_arg_0 ? var_43_arg_1 : var_43_arg_2; [L359] SORT_1 var_45_arg_0 = var_44; [L360] SORT_1 var_45_arg_1 = var_29; [L361] SORT_1 var_45_arg_2 = var_43; [L362] SORT_1 var_45 = var_45_arg_0 ? var_45_arg_1 : var_45_arg_2; [L363] EXPR var_45 & mask_SORT_1 [L363] var_45 = var_45 & mask_SORT_1 [L364] SORT_1 var_99_arg_0 = var_98; [L365] SORT_1 var_99_arg_1 = var_45; [L366] EXPR ((SORT_6)var_99_arg_0 << 1) | var_99_arg_1 [L366] SORT_6 var_99 = ((SORT_6)var_99_arg_0 << 1) | var_99_arg_1; [L367] EXPR var_99 & mask_SORT_6 [L367] var_99 = var_99 & mask_SORT_6 [L368] SORT_6 var_100_arg_0 = var_99; [L369] SORT_1 var_100 = var_100_arg_0 != 0; [L370] SORT_1 var_103_arg_0 = state_35; [L371] SORT_1 var_103_arg_1 = state_101; [L372] SORT_1 var_103_arg_2 = input_20; [L373] SORT_1 var_103 = var_103_arg_0 ? var_103_arg_1 : var_103_arg_2; [L374] SORT_1 var_104_arg_0 = var_42; [L375] SORT_1 var_104_arg_1 = var_103; [L376] SORT_1 var_104_arg_2 = var_29; [L377] SORT_1 var_104 = var_104_arg_0 ? var_104_arg_1 : var_104_arg_2; [L378] SORT_1 var_105_arg_0 = var_44; [L379] SORT_1 var_105_arg_1 = var_29; [L380] SORT_1 var_105_arg_2 = var_104; [L381] SORT_1 var_105 = var_105_arg_0 ? var_105_arg_1 : var_105_arg_2; [L382] EXPR var_105 & mask_SORT_1 [L382] var_105 = var_105 & mask_SORT_1 [L383] SORT_1 var_106_arg_0 = var_98; [L384] SORT_1 var_106_arg_1 = var_105; [L385] EXPR ((SORT_6)var_106_arg_0 << 1) | var_106_arg_1 [L385] SORT_6 var_106 = ((SORT_6)var_106_arg_0 << 1) | var_106_arg_1; [L386] EXPR var_106 & mask_SORT_6 [L386] var_106 = var_106 & mask_SORT_6 [L387] SORT_6 var_107_arg_0 = var_106; [L388] SORT_1 var_107 = var_107_arg_0 != 0; [L389] SORT_1 var_108_arg_0 = var_100; [L390] SORT_1 var_108_arg_1 = var_107; [L391] SORT_1 var_108 = var_108_arg_0 == var_108_arg_1; [L392] SORT_1 var_109_arg_0 = var_32; [L393] SORT_1 var_109_arg_1 = var_108; [L394] EXPR var_109_arg_0 | var_109_arg_1 [L394] SORT_1 var_109 = var_109_arg_0 | var_109_arg_1; [L395] SORT_1 var_112_arg_0 = var_109; [L396] SORT_1 var_112 = ~var_112_arg_0; [L397] SORT_1 var_113_arg_0 = var_54; [L398] SORT_1 var_113_arg_1 = var_112; [L399] EXPR var_113_arg_0 & var_113_arg_1 [L399] SORT_1 var_113 = var_113_arg_0 & var_113_arg_1; [L400] EXPR var_113 & mask_SORT_1 [L400] var_113 = var_113 & mask_SORT_1 [L401] SORT_1 bad_114_arg_0 = var_113; [L402] CALL __VERIFIER_assert(!(bad_114_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-02 12:25:06,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 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_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal22.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --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 4db7817cdae75ef05c3a171f2cc49db22d29824bd4300202961a415e3e4cd9c1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:25:09,236 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:25:09,368 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2024-11-02 12:25:09,385 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:25:09,385 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:25:09,431 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:25:09,431 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:25:09,436 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:25:09,436 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:25:09,437 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:25:09,437 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:25:09,438 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:25:09,438 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:25:09,439 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:25:09,439 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:25:09,439 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:25:09,440 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:25:09,441 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:25:09,441 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:25:09,441 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:25:09,442 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:25:09,442 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:25:09,442 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:25:09,443 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:25:09,443 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:25:09,443 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:25:09,444 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:25:09,444 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:25:09,444 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:25:09,445 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:25:09,445 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:25:09,445 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:25:09,446 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:25:09,446 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:25:09,446 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:25:09,447 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:25:09,447 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:25:09,447 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:25:09,448 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:25:09,448 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:25:09,448 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:25:09,449 INFO L153 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_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4db7817cdae75ef05c3a171f2cc49db22d29824bd4300202961a415e3e4cd9c1 [2024-11-02 12:25:09,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:25:09,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:25:09,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:25:09,950 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:25:09,951 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:25:09,953 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b76a2ce-3136-497d-b10c-68bae2e6e5a7/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal22.c Unable to find full path for "g++"