./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal92.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal92.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh --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 019b542008fbf633134fe136e0512a98ee17d075a732eba4e4b0daf75d7c7549 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 17:21:27,290 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 17:21:27,378 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-12-02 17:21:27,384 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 17:21:27,385 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 17:21:27,413 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 17:21:27,414 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 17:21:27,414 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 17:21:27,415 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 17:21:27,416 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 17:21:27,416 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 17:21:27,417 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 17:21:27,417 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 17:21:27,418 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 17:21:27,418 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 17:21:27,419 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 17:21:27,420 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 17:21:27,420 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 17:21:27,421 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 17:21:27,421 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 17:21:27,422 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 17:21:27,422 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 17:21:27,423 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 17:21:27,424 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 17:21:27,424 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 17:21:27,424 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 17:21:27,425 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 17:21:27,425 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 17:21:27,426 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 17:21:27,426 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 17:21:27,427 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 17:21:27,427 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 17:21:27,428 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 17:21:27,428 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 17:21:27,429 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:21:27,429 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 17:21:27,429 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 17:21:27,430 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 17:21:27,430 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 17:21:27,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 17:21:27,430 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 17:21:27,431 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 17:21:27,431 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 17:21:27,431 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 17:21:27,431 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_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 019b542008fbf633134fe136e0512a98ee17d075a732eba4e4b0daf75d7c7549 [2023-12-02 17:21:27,676 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 17:21:27,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 17:21:27,705 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 17:21:27,706 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 17:21:27,707 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 17:21:27,708 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal92.c [2023-12-02 17:21:30,528 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 17:21:31,036 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 17:21:31,037 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal92.c [2023-12-02 17:21:31,086 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/data/63e442bf9/a4e6553638214fb5b26af0afc0fd30ae/FLAGeeea3b647 [2023-12-02 17:21:31,102 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/data/63e442bf9/a4e6553638214fb5b26af0afc0fd30ae [2023-12-02 17:21:31,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 17:21:31,107 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 17:21:31,108 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 17:21:31,109 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 17:21:31,115 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 17:21:31,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:21:31" (1/1) ... [2023-12-02 17:21:31,117 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36d254a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:21:31, skipping insertion in model container [2023-12-02 17:21:31,117 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:21:31" (1/1) ... [2023-12-02 17:21:31,371 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 17:21:31,709 WARN L240 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_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal92.c[1245,1258] [2023-12-02 17:21:33,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:21:33,107 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 17:21:33,122 WARN L240 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_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal92.c[1245,1258] [2023-12-02 17:21:34,142 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:21:34,162 INFO L206 MainTranslator]: Completed translation [2023-12-02 17:21:34,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:21:34 WrapperNode [2023-12-02 17:21:34,163 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 17:21:34,165 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 17:21:34,165 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 17:21:34,165 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 17:21:34,175 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:21:34" (1/1) ... [2023-12-02 17:21:34,561 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:21:34" (1/1) ... [2023-12-02 17:21:37,696 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 45570 [2023-12-02 17:21:37,696 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 17:21:37,697 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 17:21:37,698 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 17:21:37,698 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 17:21:37,707 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:21:34" (1/1) ... [2023-12-02 17:21:37,707 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:21:34" (1/1) ... [2023-12-02 17:21:38,557 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:21:34" (1/1) ... [2023-12-02 17:21:38,558 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:21:34" (1/1) ... [2023-12-02 17:21:39,255 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:21:34" (1/1) ... [2023-12-02 17:21:39,367 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:21:34" (1/1) ... [2023-12-02 17:21:39,604 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:21:34" (1/1) ... [2023-12-02 17:21:39,733 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:21:34" (1/1) ... [2023-12-02 17:21:40,261 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 17:21:40,262 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 17:21:40,263 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 17:21:40,263 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 17:21:40,264 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:21:34" (1/1) ... [2023-12-02 17:21:40,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:21:40,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:21:40,299 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 17:21:40,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 17:21:40,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 17:21:40,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 17:21:40,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 17:21:40,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 17:21:42,293 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 17:21:42,295 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 17:22:08,671 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 17:24:05,319 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 17:24:05,319 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 17:24:05,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:24:05 BoogieIcfgContainer [2023-12-02 17:24:05,321 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 17:24:05,324 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 17:24:05,324 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 17:24:05,328 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 17:24:05,328 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:21:31" (1/3) ... [2023-12-02 17:24:05,329 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d119fdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:24:05, skipping insertion in model container [2023-12-02 17:24:05,329 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:21:34" (2/3) ... [2023-12-02 17:24:05,329 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d119fdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:24:05, skipping insertion in model container [2023-12-02 17:24:05,329 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:24:05" (3/3) ... [2023-12-02 17:24:05,331 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal92.c [2023-12-02 17:24:05,348 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 17:24:05,348 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 17:24:05,399 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 17:24:05,404 INFO L357 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, mHoare=true, 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;@2f032ea9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 17:24:05,404 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 17:24:05,408 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) [2023-12-02 17:24:05,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 17:24:05,413 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:24:05,414 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-02 17:24:05,414 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:24:05,419 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:24:05,419 INFO L85 PathProgramCache]: Analyzing trace with hash 1721706850, now seen corresponding path program 1 times [2023-12-02 17:24:05,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:24:05,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182037599] [2023-12-02 17:24:05,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:24:05,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:24:06,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 17:24:06,484 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 17:24:07,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 17:24:07,415 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 17:24:07,417 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 17:24:07,418 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 17:24:07,420 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 17:24:07,425 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 17:24:07,430 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 17:24:07,484 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-02 17:24:07,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 05:24:07 BoogieIcfgContainer [2023-12-02 17:24:07,509 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 17:24:07,510 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 17:24:07,510 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 17:24:07,511 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 17:24:07,511 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:24:05" (3/4) ... [2023-12-02 17:24:07,514 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 17:24:07,516 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 17:24:07,517 INFO L158 Benchmark]: Toolchain (without parser) took 156410.16ms. Allocated memory was 169.9MB in the beginning and 12.9GB in the end (delta: 12.7GB). Free memory was 113.8MB in the beginning and 9.9GB in the end (delta: -9.8GB). Peak memory consumption was 2.9GB. Max. memory is 16.1GB. [2023-12-02 17:24:07,518 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 121.6MB. Free memory was 90.5MB in the beginning and 90.4MB in the end (delta: 119.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 17:24:07,519 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3055.39ms. Allocated memory was 169.9MB in the beginning and 606.1MB in the end (delta: 436.2MB). Free memory was 113.8MB in the beginning and 368.5MB in the end (delta: -254.7MB). Peak memory consumption was 225.0MB. Max. memory is 16.1GB. [2023-12-02 17:24:07,520 INFO L158 Benchmark]: Boogie Procedure Inliner took 3531.70ms. Allocated memory was 606.1MB in the beginning and 1.8GB in the end (delta: 1.2GB). Free memory was 368.5MB in the beginning and 981.8MB in the end (delta: -613.3MB). Peak memory consumption was 637.7MB. Max. memory is 16.1GB. [2023-12-02 17:24:07,521 INFO L158 Benchmark]: Boogie Preprocessor took 2564.15ms. Allocated memory was 1.8GB in the beginning and 5.3GB in the end (delta: 3.5GB). Free memory was 981.8MB in the beginning and 4.2GB in the end (delta: -3.3GB). Peak memory consumption was 281.0MB. Max. memory is 16.1GB. [2023-12-02 17:24:07,522 INFO L158 Benchmark]: RCFGBuilder took 145058.78ms. Allocated memory was 5.3GB in the beginning and 12.9GB in the end (delta: 7.5GB). Free memory was 4.2GB in the beginning and 9.6GB in the end (delta: -5.4GB). Peak memory consumption was 4.9GB. Max. memory is 16.1GB. [2023-12-02 17:24:07,523 INFO L158 Benchmark]: TraceAbstraction took 2185.71ms. Allocated memory is still 12.9GB. Free memory was 9.6GB in the beginning and 9.9GB in the end (delta: -262.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 17:24:07,524 INFO L158 Benchmark]: Witness Printer took 5.70ms. Allocated memory is still 12.9GB. Free memory was 9.9GB in the beginning and 9.9GB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 17:24:07,529 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 121.6MB. Free memory was 90.5MB in the beginning and 90.4MB in the end (delta: 119.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3055.39ms. Allocated memory was 169.9MB in the beginning and 606.1MB in the end (delta: 436.2MB). Free memory was 113.8MB in the beginning and 368.5MB in the end (delta: -254.7MB). Peak memory consumption was 225.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3531.70ms. Allocated memory was 606.1MB in the beginning and 1.8GB in the end (delta: 1.2GB). Free memory was 368.5MB in the beginning and 981.8MB in the end (delta: -613.3MB). Peak memory consumption was 637.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2564.15ms. Allocated memory was 1.8GB in the beginning and 5.3GB in the end (delta: 3.5GB). Free memory was 981.8MB in the beginning and 4.2GB in the end (delta: -3.3GB). Peak memory consumption was 281.0MB. Max. memory is 16.1GB. * RCFGBuilder took 145058.78ms. Allocated memory was 5.3GB in the beginning and 12.9GB in the end (delta: 7.5GB). Free memory was 4.2GB in the beginning and 9.6GB in the end (delta: -5.4GB). Peak memory consumption was 4.9GB. Max. memory is 16.1GB. * TraceAbstraction took 2185.71ms. Allocated memory is still 12.9GB. Free memory was 9.6GB in the beginning and 9.9GB in the end (delta: -262.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.70ms. Allocated memory is still 12.9GB. Free memory was 9.9GB in the beginning and 9.9GB in the end (delta: 2.6kB). There was no memory consumed. 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 565, overapproximation of bitwiseAnd at line 436. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 2); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (2 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L32] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 4); [L33] const SORT_6 msb_SORT_6 = (SORT_6)1 << (4 - 1); [L35] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 8); [L36] const SORT_9 msb_SORT_9 = (SORT_9)1 << (8 - 1); [L38] const SORT_11 mask_SORT_11 = (SORT_11)-1 >> (sizeof(SORT_11) * 8 - 32); [L39] const SORT_11 msb_SORT_11 = (SORT_11)1 << (32 - 1); [L41] const SORT_27 mask_SORT_27 = (SORT_27)-1 >> (sizeof(SORT_27) * 8 - 3); [L42] const SORT_27 msb_SORT_27 = (SORT_27)1 << (3 - 1); [L44] const SORT_34 mask_SORT_34 = (SORT_34)-1 >> (sizeof(SORT_34) * 8 - 5); [L45] const SORT_34 msb_SORT_34 = (SORT_34)1 << (5 - 1); [L47] const SORT_47 mask_SORT_47 = (SORT_47)-1 >> (sizeof(SORT_47) * 8 - 6); [L48] const SORT_47 msb_SORT_47 = (SORT_47)1 << (6 - 1); [L50] const SORT_56 mask_SORT_56 = (SORT_56)-1 >> (sizeof(SORT_56) * 8 - 7); [L51] const SORT_56 msb_SORT_56 = (SORT_56)1 << (7 - 1); [L53] const SORT_263 mask_SORT_263 = (SORT_263)-1 >> (sizeof(SORT_263) * 8 - 9); [L54] const SORT_263 msb_SORT_263 = (SORT_263)1 << (9 - 1); [L56] const SORT_265 mask_SORT_265 = (SORT_265)-1 >> (sizeof(SORT_265) * 8 - 10); [L57] const SORT_265 msb_SORT_265 = (SORT_265)1 << (10 - 1); [L59] const SORT_267 mask_SORT_267 = (SORT_267)-1 >> (sizeof(SORT_267) * 8 - 11); [L60] const SORT_267 msb_SORT_267 = (SORT_267)1 << (11 - 1); [L62] const SORT_269 mask_SORT_269 = (SORT_269)-1 >> (sizeof(SORT_269) * 8 - 12); [L63] const SORT_269 msb_SORT_269 = (SORT_269)1 << (12 - 1); [L65] const SORT_604 mask_SORT_604 = (SORT_604)-1 >> (sizeof(SORT_604) * 8 - 14); [L66] const SORT_604 msb_SORT_604 = (SORT_604)1 << (14 - 1); [L68] const SORT_606 mask_SORT_606 = (SORT_606)-1 >> (sizeof(SORT_606) * 8 - 16); [L69] const SORT_606 msb_SORT_606 = (SORT_606)1 << (16 - 1); [L71] const SORT_608 mask_SORT_608 = (SORT_608)-1 >> (sizeof(SORT_608) * 8 - 22); [L72] const SORT_608 msb_SORT_608 = (SORT_608)1 << (22 - 1); [L74] const SORT_610 mask_SORT_610 = (SORT_610)-1 >> (sizeof(SORT_610) * 8 - 24); [L75] const SORT_610 msb_SORT_610 = (SORT_610)1 << (24 - 1); [L77] const SORT_612 mask_SORT_612 = (SORT_612)-1 >> (sizeof(SORT_612) * 8 - 30); [L78] const SORT_612 msb_SORT_612 = (SORT_612)1 << (30 - 1); [L80] const SORT_651 mask_SORT_651 = (SORT_651)-1 >> (sizeof(SORT_651) * 8 - 33); [L81] const SORT_651 msb_SORT_651 = (SORT_651)1 << (33 - 1); [L83] const SORT_808 mask_SORT_808 = (SORT_808)-1 >> (sizeof(SORT_808) * 8 - 13); [L84] const SORT_808 msb_SORT_808 = (SORT_808)1 << (13 - 1); [L86] const SORT_811 mask_SORT_811 = (SORT_811)-1 >> (sizeof(SORT_811) * 8 - 15); [L87] const SORT_811 msb_SORT_811 = (SORT_811)1 << (15 - 1); [L89] const SORT_814 mask_SORT_814 = (SORT_814)-1 >> (sizeof(SORT_814) * 8 - 17); [L90] const SORT_814 msb_SORT_814 = (SORT_814)1 << (17 - 1); [L92] const SORT_816 mask_SORT_816 = (SORT_816)-1 >> (sizeof(SORT_816) * 8 - 18); [L93] const SORT_816 msb_SORT_816 = (SORT_816)1 << (18 - 1); [L95] const SORT_907 mask_SORT_907 = (SORT_907)-1 >> (sizeof(SORT_907) * 8 - 19); [L96] const SORT_907 msb_SORT_907 = (SORT_907)1 << (19 - 1); [L98] const SORT_909 mask_SORT_909 = (SORT_909)-1 >> (sizeof(SORT_909) * 8 - 20); [L99] const SORT_909 msb_SORT_909 = (SORT_909)1 << (20 - 1); [L101] const SORT_911 mask_SORT_911 = (SORT_911)-1 >> (sizeof(SORT_911) * 8 - 21); [L102] const SORT_911 msb_SORT_911 = (SORT_911)1 << (21 - 1); [L104] const SORT_1128 mask_SORT_1128 = (SORT_1128)-1 >> (sizeof(SORT_1128) * 8 - 23); [L105] const SORT_1128 msb_SORT_1128 = (SORT_1128)1 << (23 - 1); [L107] const SORT_1276 mask_SORT_1276 = (SORT_1276)-1 >> (sizeof(SORT_1276) * 8 - 26); [L108] const SORT_1276 msb_SORT_1276 = (SORT_1276)1 << (26 - 1); [L110] const SORT_1318 mask_SORT_1318 = (SORT_1318)-1 >> (sizeof(SORT_1318) * 8 - 25); [L111] const SORT_1318 msb_SORT_1318 = (SORT_1318)1 << (25 - 1); [L113] const SORT_1323 mask_SORT_1323 = (SORT_1323)-1 >> (sizeof(SORT_1323) * 8 - 27); [L114] const SORT_1323 msb_SORT_1323 = (SORT_1323)1 << (27 - 1); [L116] const SORT_1326 mask_SORT_1326 = (SORT_1326)-1 >> (sizeof(SORT_1326) * 8 - 28); [L117] const SORT_1326 msb_SORT_1326 = (SORT_1326)1 << (28 - 1); [L119] const SORT_1329 mask_SORT_1329 = (SORT_1329)-1 >> (sizeof(SORT_1329) * 8 - 29); [L120] const SORT_1329 msb_SORT_1329 = (SORT_1329)1 << (29 - 1); [L122] const SORT_1334 mask_SORT_1334 = (SORT_1334)-1 >> (sizeof(SORT_1334) * 8 - 31); [L123] const SORT_1334 msb_SORT_1334 = (SORT_1334)1 << (31 - 1); [L125] const SORT_3042 mask_SORT_3042 = (SORT_3042)-1 >> (sizeof(SORT_3042) * 8 - 34); [L126] const SORT_3042 msb_SORT_3042 = (SORT_3042)1 << (34 - 1); [L128] const SORT_3 var_105 = 0; [L129] const SORT_3 var_121 = 1; [L130] const SORT_1 var_128 = 0; [L131] const SORT_1 var_136 = 3; [L132] const SORT_1 var_138 = 2; [L133] const SORT_1 var_140 = 1; [L134] const SORT_27 var_144 = 1; [L135] const SORT_27 var_147 = 3; [L136] const SORT_27 var_150 = 2; [L137] const SORT_27 var_154 = 5; [L138] const SORT_27 var_157 = 7; [L139] const SORT_27 var_160 = 6; [L140] const SORT_27 var_164 = 4; [L141] const SORT_9 var_190 = 0; [L142] const SORT_34 var_211 = 11; [L143] const SORT_34 var_213 = 10; [L144] const SORT_34 var_215 = 2; [L145] const SORT_34 var_217 = 9; [L146] const SORT_34 var_232 = 21; [L147] const SORT_34 var_234 = 20; [L148] const SORT_34 var_236 = 19; [L149] const SORT_34 var_238 = 18; [L150] const SORT_34 var_240 = 17; [L151] const SORT_34 var_242 = 16; [L152] const SORT_34 var_244 = 15; [L153] const SORT_34 var_246 = 14; [L154] const SORT_34 var_248 = 8; [L155] const SORT_34 var_250 = 6; [L156] const SORT_34 var_252 = 3; [L157] const SORT_34 var_254 = 5; [L158] const SORT_34 var_272 = 4; [L159] const SORT_34 var_274 = 1; [L160] const SORT_34 var_284 = 7; [L161] const SORT_34 var_302 = 13; [L162] const SORT_34 var_310 = 12; [L163] const SORT_34 var_331 = 23; [L164] const SORT_34 var_334 = 22; [L165] const SORT_34 var_343 = 25; [L166] const SORT_34 var_346 = 27; [L167] const SORT_34 var_349 = 26; [L168] const SORT_34 var_353 = 29; [L169] const SORT_34 var_356 = 31; [L170] const SORT_34 var_359 = 30; [L171] const SORT_34 var_363 = 28; [L172] const SORT_34 var_369 = 24; [L173] const SORT_47 var_392 = 0; [L174] const SORT_9 var_468 = 3; [L175] const SORT_27 var_510 = 0; [L176] const SORT_11 var_533 = 0; [L177] const SORT_651 var_652 = 0; [L178] const SORT_9 var_821 = 2; [L179] const SORT_9 var_824 = 1; [L180] const SORT_6 var_1268 = 8; [L181] const SORT_1276 var_1277 = 0; [L182] const SORT_9 var_1363 = 255; [L183] const SORT_47 var_1367 = 1; [L184] const SORT_6 var_1483 = 0; [L185] const SORT_34 var_2395 = 0; [L186] const SORT_6 var_2422 = 1; [L187] const SORT_6 var_2425 = 3; [L188] const SORT_6 var_2428 = 2; [L189] const SORT_6 var_2432 = 5; [L190] const SORT_6 var_2435 = 7; [L191] const SORT_6 var_2438 = 6; [L192] const SORT_6 var_2442 = 4; [L193] const SORT_6 var_2448 = 9; [L194] const SORT_6 var_2451 = 11; [L195] const SORT_6 var_2454 = 10; [L196] const SORT_6 var_2458 = 13; [L197] const SORT_6 var_2461 = 15; [L198] const SORT_6 var_2464 = 14; [L199] const SORT_6 var_2468 = 12; [L200] const SORT_1326 var_2654 = 0; [L201] const SORT_3042 var_3044 = 0; [L202] const SORT_56 var_3067 = 0; [L204] SORT_1 input_2; [L205] SORT_3 input_4; [L206] SORT_3 input_5; [L207] SORT_6 input_7; [L208] SORT_3 input_8; [L209] SORT_9 input_10; [L210] SORT_11 input_12; [L211] SORT_1 input_13; [L212] SORT_9 input_14; [L213] SORT_9 input_15; [L214] SORT_9 input_16; [L215] SORT_1 input_17; [L216] SORT_9 input_18; [L217] SORT_9 input_19; [L218] SORT_9 input_20; [L219] SORT_3 input_21; [L220] SORT_3 input_22; [L221] SORT_3 input_23; [L222] SORT_3 input_24; [L223] SORT_3 input_25; [L224] SORT_1 input_26; [L225] SORT_27 input_28; [L226] SORT_1 input_29; [L227] SORT_3 input_30; [L228] SORT_3 input_31; [L229] SORT_3 input_32; [L230] SORT_3 input_33; [L231] SORT_34 input_35; [L232] SORT_1 input_36; [L233] SORT_9 input_37; [L234] SORT_11 input_38; [L235] SORT_27 input_39; [L236] SORT_9 input_40; [L237] SORT_3 input_41; [L238] SORT_1 input_42; [L239] SORT_34 input_43; [L240] SORT_3 input_44; [L241] SORT_3 input_45; [L242] SORT_1 input_46; [L243] SORT_47 input_48; [L244] SORT_1 input_49; [L245] SORT_47 input_50; [L246] SORT_1 input_51; [L247] SORT_47 input_52; [L248] SORT_1 input_53; [L249] SORT_47 input_54; [L250] SORT_3 input_55; [L251] SORT_56 input_57; [L252] SORT_3 input_58; [L253] SORT_1 input_59; [L254] SORT_3 input_60; [L255] SORT_9 input_61; [L256] SORT_3 input_62; [L257] SORT_3 input_63; [L258] SORT_3 input_64; [L259] SORT_3 input_65; [L260] SORT_3 input_66; [L261] SORT_3 input_67; [L262] SORT_3 input_68; [L263] SORT_3 input_69; [L264] SORT_56 input_70; [L265] SORT_56 input_71; [L266] SORT_3 input_72; [L267] SORT_3 input_73; [L268] SORT_9 input_74; [L269] SORT_9 input_75; [L270] SORT_11 input_76; [L271] SORT_11 input_77; [L272] SORT_47 input_78; [L273] SORT_47 input_79; [L274] SORT_1 input_80; [L275] SORT_1 input_81; [L276] SORT_47 input_82; [L277] SORT_47 input_83; [L278] SORT_1 input_84; [L279] SORT_1 input_85; [L280] SORT_47 input_86; [L281] SORT_47 input_87; [L282] SORT_1 input_88; [L283] SORT_1 input_89; [L284] SORT_47 input_90; [L285] SORT_47 input_91; [L286] SORT_1 input_92; [L287] SORT_1 input_93; [L288] SORT_27 input_94; [L289] SORT_27 input_95; [L290] SORT_9 input_96; [L291] SORT_9 input_97; [L292] SORT_1 input_98; [L293] SORT_9 input_99; [L294] SORT_3 input_100; [L295] SORT_34 input_101; [L296] SORT_34 input_102; [L297] SORT_1 input_103; [L298] SORT_1 input_104; [L300] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L300] SORT_3 state_106 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L301] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L301] SORT_3 state_109 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L302] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L302] SORT_3 state_111 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L303] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L303] SORT_3 state_114 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L304] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L304] SORT_3 state_125 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L305] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L305] SORT_1 state_129 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L306] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L306] SORT_9 state_191 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L307] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L307] SORT_1 state_416 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L308] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L308] SORT_9 state_498 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L309] EXPR __VERIFIER_nondet_uchar() & mask_SORT_27 [L309] SORT_27 state_511 = __VERIFIER_nondet_uchar() & mask_SORT_27; [L310] EXPR __VERIFIER_nondet_uint() & mask_SORT_11 [L310] SORT_11 state_534 = __VERIFIER_nondet_uint() & mask_SORT_11; [L311] EXPR __VERIFIER_nondet_uchar() & mask_SORT_47 [L311] SORT_47 state_579 = __VERIFIER_nondet_uchar() & mask_SORT_47; [L312] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L312] SORT_1 state_582 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L313] EXPR __VERIFIER_nondet_uchar() & mask_SORT_47 [L313] SORT_47 state_585 = __VERIFIER_nondet_uchar() & mask_SORT_47; [L314] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L314] SORT_1 state_588 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L315] EXPR __VERIFIER_nondet_uchar() & mask_SORT_47 [L315] SORT_47 state_591 = __VERIFIER_nondet_uchar() & mask_SORT_47; [L316] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L316] SORT_1 state_594 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L317] EXPR __VERIFIER_nondet_uchar() & mask_SORT_47 [L317] SORT_47 state_597 = __VERIFIER_nondet_uchar() & mask_SORT_47; [L318] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L318] SORT_1 state_600 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L319] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L319] SORT_9 state_630 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L320] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L320] SORT_3 state_648 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L321] EXPR __VERIFIER_nondet_uchar() & mask_SORT_34 [L321] SORT_34 state_3051 = __VERIFIER_nondet_uchar() & mask_SORT_34; [L322] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L322] SORT_1 state_3055 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L323] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L323] SORT_3 state_3064 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L324] EXPR __VERIFIER_nondet_uchar() & mask_SORT_56 [L324] SORT_56 state_3068 = __VERIFIER_nondet_uchar() & mask_SORT_56; [L325] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L325] SORT_3 state_3081 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L326] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L326] SORT_3 state_3084 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L327] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L327] SORT_9 state_3124 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L328] EXPR __VERIFIER_nondet_uchar() & mask_SORT_27 [L328] SORT_27 state_3141 = __VERIFIER_nondet_uchar() & mask_SORT_27; [L329] EXPR __VERIFIER_nondet_uint() & mask_SORT_11 [L329] SORT_11 state_3163 = __VERIFIER_nondet_uint() & mask_SORT_11; [L330] EXPR __VERIFIER_nondet_uchar() & mask_SORT_47 [L330] SORT_47 state_3184 = __VERIFIER_nondet_uchar() & mask_SORT_47; [L331] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L331] SORT_1 state_3187 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L332] EXPR __VERIFIER_nondet_uchar() & mask_SORT_47 [L332] SORT_47 state_3190 = __VERIFIER_nondet_uchar() & mask_SORT_47; [L333] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L333] SORT_1 state_3193 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L334] EXPR __VERIFIER_nondet_uchar() & mask_SORT_47 [L334] SORT_47 state_3196 = __VERIFIER_nondet_uchar() & mask_SORT_47; [L335] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L335] SORT_1 state_3199 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L336] EXPR __VERIFIER_nondet_uchar() & mask_SORT_47 [L336] SORT_47 state_3202 = __VERIFIER_nondet_uchar() & mask_SORT_47; [L337] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L337] SORT_1 state_3205 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L338] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L338] SORT_9 state_3278 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L339] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L339] SORT_3 state_3302 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L340] EXPR __VERIFIER_nondet_uchar() & mask_SORT_34 [L340] SORT_34 state_3788 = __VERIFIER_nondet_uchar() & mask_SORT_34; [L341] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L341] SORT_3 state_3793 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L342] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L342] SORT_3 state_3796 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L343] EXPR __VERIFIER_nondet_uchar() & mask_SORT_56 [L343] SORT_56 state_3799 = __VERIFIER_nondet_uchar() & mask_SORT_56; [L345] SORT_3 init_107_arg_1 = var_105; [L346] state_106 = init_107_arg_1 [L347] SORT_3 init_110_arg_1 = var_105; [L348] state_109 = init_110_arg_1 [L349] SORT_3 init_112_arg_1 = var_105; [L350] state_111 = init_112_arg_1 [L351] SORT_3 init_115_arg_1 = var_105; [L352] state_114 = init_115_arg_1 [L353] SORT_3 init_126_arg_1 = var_105; [L354] state_125 = init_126_arg_1 [L355] SORT_1 init_130_arg_1 = var_128; [L356] state_129 = init_130_arg_1 [L357] SORT_9 init_192_arg_1 = var_190; [L358] state_191 = init_192_arg_1 [L359] SORT_1 init_417_arg_1 = var_128; [L360] state_416 = init_417_arg_1 [L361] SORT_9 init_499_arg_1 = var_190; [L362] state_498 = init_499_arg_1 [L363] SORT_27 init_512_arg_1 = var_510; [L364] state_511 = init_512_arg_1 [L365] SORT_11 init_535_arg_1 = var_533; [L366] state_534 = init_535_arg_1 [L367] SORT_47 init_580_arg_1 = var_392; [L368] state_579 = init_580_arg_1 [L369] SORT_1 init_583_arg_1 = var_128; [L370] state_582 = init_583_arg_1 [L371] SORT_47 init_586_arg_1 = var_392; [L372] state_585 = init_586_arg_1 [L373] SORT_1 init_589_arg_1 = var_128; [L374] state_588 = init_589_arg_1 [L375] SORT_47 init_592_arg_1 = var_392; [L376] state_591 = init_592_arg_1 [L377] SORT_1 init_595_arg_1 = var_128; [L378] state_594 = init_595_arg_1 [L379] SORT_47 init_598_arg_1 = var_392; [L380] state_597 = init_598_arg_1 [L381] SORT_1 init_601_arg_1 = var_128; [L382] state_600 = init_601_arg_1 [L383] SORT_9 init_631_arg_1 = var_190; [L384] state_630 = init_631_arg_1 [L385] SORT_3 init_649_arg_1 = var_105; [L386] state_648 = init_649_arg_1 [L387] SORT_34 init_3052_arg_1 = var_2395; [L388] state_3051 = init_3052_arg_1 [L389] SORT_1 init_3056_arg_1 = var_128; [L390] state_3055 = init_3056_arg_1 [L391] SORT_3 init_3065_arg_1 = var_105; [L392] state_3064 = init_3065_arg_1 [L393] SORT_56 init_3069_arg_1 = var_3067; [L394] state_3068 = init_3069_arg_1 [L395] SORT_3 init_3082_arg_1 = var_105; [L396] state_3081 = init_3082_arg_1 [L397] SORT_3 init_3085_arg_1 = var_105; [L398] state_3084 = init_3085_arg_1 [L399] SORT_9 init_3125_arg_1 = var_190; [L400] state_3124 = init_3125_arg_1 [L401] SORT_27 init_3142_arg_1 = var_510; [L402] state_3141 = init_3142_arg_1 [L403] SORT_11 init_3164_arg_1 = var_533; [L404] state_3163 = init_3164_arg_1 [L405] SORT_47 init_3185_arg_1 = var_392; [L406] state_3184 = init_3185_arg_1 [L407] SORT_1 init_3188_arg_1 = var_128; [L408] state_3187 = init_3188_arg_1 [L409] SORT_47 init_3191_arg_1 = var_392; [L410] state_3190 = init_3191_arg_1 [L411] SORT_1 init_3194_arg_1 = var_128; [L412] state_3193 = init_3194_arg_1 [L413] SORT_47 init_3197_arg_1 = var_392; [L414] state_3196 = init_3197_arg_1 [L415] SORT_1 init_3200_arg_1 = var_128; [L416] state_3199 = init_3200_arg_1 [L417] SORT_47 init_3203_arg_1 = var_392; [L418] state_3202 = init_3203_arg_1 [L419] SORT_1 init_3206_arg_1 = var_128; [L420] state_3205 = init_3206_arg_1 [L421] SORT_9 init_3279_arg_1 = var_190; [L422] state_3278 = init_3279_arg_1 [L423] SORT_3 init_3303_arg_1 = var_105; [L424] state_3302 = init_3303_arg_1 [L425] SORT_34 init_3789_arg_1 = var_2395; [L426] state_3788 = init_3789_arg_1 [L427] SORT_3 init_3794_arg_1 = var_105; [L428] state_3793 = init_3794_arg_1 [L429] SORT_3 init_3797_arg_1 = var_105; [L430] state_3796 = init_3797_arg_1 [L431] SORT_56 init_3800_arg_1 = var_3067; [L432] state_3799 = init_3800_arg_1 VAL [init_107_arg_1=0, init_110_arg_1=0, init_112_arg_1=0, init_115_arg_1=0, init_126_arg_1=0, init_130_arg_1=0, init_192_arg_1=0, init_3052_arg_1=0, init_3056_arg_1=0, init_3065_arg_1=0, init_3069_arg_1=0, init_3082_arg_1=0, init_3085_arg_1=0, init_3125_arg_1=0, init_3142_arg_1=0, init_3164_arg_1=0, init_3185_arg_1=0, init_3188_arg_1=0, init_3191_arg_1=0, init_3194_arg_1=0, init_3197_arg_1=0, init_3200_arg_1=0, init_3203_arg_1=0, init_3206_arg_1=0, init_3279_arg_1=0, init_3303_arg_1=0, init_3789_arg_1=0, init_3794_arg_1=0, init_3797_arg_1=0, init_3800_arg_1=0, init_417_arg_1=0, init_499_arg_1=0, init_512_arg_1=0, init_535_arg_1=0, init_580_arg_1=0, init_583_arg_1=0, init_586_arg_1=0, init_589_arg_1=0, init_592_arg_1=0, init_595_arg_1=0, init_598_arg_1=0, init_601_arg_1=0, init_631_arg_1=0, init_649_arg_1=0, mask_SORT_1128=8388607, mask_SORT_11=4294967295, mask_SORT_1276=67108863, mask_SORT_1318=33554431, mask_SORT_1323=134217727, mask_SORT_1326=268435455, mask_SORT_1329=536870911, mask_SORT_1334=2147483647, mask_SORT_1=3, mask_SORT_263=511, mask_SORT_265=1023, mask_SORT_267=2047, mask_SORT_269=4095, mask_SORT_27=7, mask_SORT_3042=17179869183, mask_SORT_34=31, mask_SORT_3=1, mask_SORT_47=63, mask_SORT_56=127, mask_SORT_604=16383, mask_SORT_606=65535, mask_SORT_608=4194303, mask_SORT_610=16777215, mask_SORT_612=1073741823, mask_SORT_651=8589934591, mask_SORT_6=15, mask_SORT_808=8191, mask_SORT_811=32767, mask_SORT_814=131071, mask_SORT_816=262143, mask_SORT_907=524287, mask_SORT_909=1048575, mask_SORT_911=2097151, mask_SORT_9=255, msb_SORT_1128=4194304, msb_SORT_11=2147483648, msb_SORT_1276=33554432, msb_SORT_1318=16777216, msb_SORT_1323=67108864, msb_SORT_1326=134217728, msb_SORT_1329=268435456, msb_SORT_1334=1073741824, msb_SORT_1=2, msb_SORT_263=256, msb_SORT_265=512, msb_SORT_267=1024, msb_SORT_269=2048, msb_SORT_27=4, msb_SORT_3042=8589934592, msb_SORT_34=16, msb_SORT_3=1, msb_SORT_47=32, msb_SORT_56=64, msb_SORT_604=8192, msb_SORT_606=32768, msb_SORT_608=2097152, msb_SORT_610=8388608, msb_SORT_612=536870912, msb_SORT_651=4294967296, msb_SORT_6=8, msb_SORT_808=4096, msb_SORT_811=16384, msb_SORT_814=65536, msb_SORT_816=131072, msb_SORT_907=262144, msb_SORT_909=524288, msb_SORT_911=1048576, msb_SORT_9=128, state_106=0, state_109=0, state_111=0, state_114=0, state_125=0, state_129=0, state_191=0, state_3051=0, state_3055=0, state_3064=0, state_3068=0, state_3081=0, state_3084=0, state_3124=0, state_3141=0, state_3163=0, state_3184=0, state_3187=0, state_3190=0, state_3193=0, state_3196=0, state_3199=0, state_3202=0, state_3205=0, state_3278=0, state_3302=0, state_3788=0, state_3793=0, state_3796=0, state_3799=0, state_416=0, state_498=0, state_511=0, state_534=0, state_579=0, state_582=0, state_585=0, state_588=0, state_591=0, state_594=0, state_597=0, state_600=0, state_630=0, state_648=0, var_105=0, var_121=1, var_1268=8, var_1277=0, var_128=0, var_1363=255, var_1367=1, var_136=3, var_138=2, var_140=1, var_144=1, var_147=3, var_1483=0, var_150=2, var_154=5, var_157=7, var_160=6, var_164=4, var_190=0, var_211=11, var_213=10, var_215=2, var_217=9, var_232=21, var_234=20, var_236=19, var_238=18, var_2395=0, var_240=17, var_2422=1, var_2425=3, var_2428=2, var_242=16, var_2432=5, var_2435=7, var_2438=6, var_2442=4, var_2448=9, var_244=15, var_2451=11, var_2454=10, var_2458=13, var_2461=15, var_2464=14, var_2468=12, var_246=14, var_248=8, var_250=6, var_252=3, var_254=5, var_2654=0, var_272=4, var_274=1, var_284=7, var_302=13, var_3044=0, var_3067=0, var_310=12, var_331=23, var_334=22, var_343=25, var_346=27, var_349=26, var_353=29, var_356=31, var_359=30, var_363=28, var_369=24, var_392=0, var_468=3, var_510=0, var_533=0, var_652=0, var_821=2, var_824=1] [L435] input_2 = __VERIFIER_nondet_uchar() [L436] EXPR input_2 & mask_SORT_1 [L436] input_2 = input_2 & mask_SORT_1 [L437] input_4 = __VERIFIER_nondet_uchar() [L438] input_5 = __VERIFIER_nondet_uchar() [L439] EXPR input_5 & mask_SORT_3 [L439] input_5 = input_5 & mask_SORT_3 [L440] input_7 = __VERIFIER_nondet_uchar() [L441] EXPR input_7 & mask_SORT_6 [L441] input_7 = input_7 & mask_SORT_6 [L442] input_8 = __VERIFIER_nondet_uchar() [L443] EXPR input_8 & mask_SORT_3 [L443] input_8 = input_8 & mask_SORT_3 [L444] input_10 = __VERIFIER_nondet_uchar() [L445] input_12 = __VERIFIER_nondet_uint() [L446] input_13 = __VERIFIER_nondet_uchar() [L447] EXPR input_13 & mask_SORT_1 [L447] input_13 = input_13 & mask_SORT_1 [L448] input_14 = __VERIFIER_nondet_uchar() [L449] input_15 = __VERIFIER_nondet_uchar() [L450] input_16 = __VERIFIER_nondet_uchar() [L451] input_17 = __VERIFIER_nondet_uchar() [L452] EXPR input_17 & mask_SORT_1 [L452] input_17 = input_17 & mask_SORT_1 [L453] input_18 = __VERIFIER_nondet_uchar() [L454] input_19 = __VERIFIER_nondet_uchar() [L455] input_20 = __VERIFIER_nondet_uchar() [L456] input_21 = __VERIFIER_nondet_uchar() [L457] EXPR input_21 & mask_SORT_3 [L457] input_21 = input_21 & mask_SORT_3 [L458] input_22 = __VERIFIER_nondet_uchar() [L459] EXPR input_22 & mask_SORT_3 [L459] input_22 = input_22 & mask_SORT_3 [L460] input_23 = __VERIFIER_nondet_uchar() [L461] input_24 = __VERIFIER_nondet_uchar() [L462] EXPR input_24 & mask_SORT_3 [L462] input_24 = input_24 & mask_SORT_3 [L463] input_25 = __VERIFIER_nondet_uchar() [L464] EXPR input_25 & mask_SORT_3 [L464] input_25 = input_25 & mask_SORT_3 [L465] input_26 = __VERIFIER_nondet_uchar() [L466] EXPR input_26 & mask_SORT_1 [L466] input_26 = input_26 & mask_SORT_1 [L467] input_28 = __VERIFIER_nondet_uchar() [L468] EXPR input_28 & mask_SORT_27 [L468] input_28 = input_28 & mask_SORT_27 [L469] input_29 = __VERIFIER_nondet_uchar() [L470] EXPR input_29 & mask_SORT_1 [L470] input_29 = input_29 & mask_SORT_1 [L471] input_30 = __VERIFIER_nondet_uchar() [L472] EXPR input_30 & mask_SORT_3 [L472] input_30 = input_30 & mask_SORT_3 [L473] input_31 = __VERIFIER_nondet_uchar() [L474] input_32 = __VERIFIER_nondet_uchar() [L475] input_33 = __VERIFIER_nondet_uchar() [L476] EXPR input_33 & mask_SORT_3 [L476] input_33 = input_33 & mask_SORT_3 [L477] input_35 = __VERIFIER_nondet_uchar() [L478] EXPR input_35 & mask_SORT_34 [L478] input_35 = input_35 & mask_SORT_34 [L479] input_36 = __VERIFIER_nondet_uchar() [L480] input_37 = __VERIFIER_nondet_uchar() [L481] input_38 = __VERIFIER_nondet_uint() [L482] input_39 = __VERIFIER_nondet_uchar() [L483] input_40 = __VERIFIER_nondet_uchar() [L484] input_41 = __VERIFIER_nondet_uchar() [L485] input_42 = __VERIFIER_nondet_uchar() [L486] input_43 = __VERIFIER_nondet_uchar() [L487] input_44 = __VERIFIER_nondet_uchar() [L488] input_45 = __VERIFIER_nondet_uchar() [L489] input_46 = __VERIFIER_nondet_uchar() [L490] input_48 = __VERIFIER_nondet_uchar() [L491] input_49 = __VERIFIER_nondet_uchar() [L492] input_50 = __VERIFIER_nondet_uchar() [L493] input_51 = __VERIFIER_nondet_uchar() [L494] input_52 = __VERIFIER_nondet_uchar() [L495] input_53 = __VERIFIER_nondet_uchar() [L496] input_54 = __VERIFIER_nondet_uchar() [L497] input_55 = __VERIFIER_nondet_uchar() [L498] input_57 = __VERIFIER_nondet_uchar() [L499] input_58 = __VERIFIER_nondet_uchar() [L500] input_59 = __VERIFIER_nondet_uchar() [L501] input_60 = __VERIFIER_nondet_uchar() [L502] input_61 = __VERIFIER_nondet_uchar() [L503] input_62 = __VERIFIER_nondet_uchar() [L504] input_63 = __VERIFIER_nondet_uchar() [L505] input_64 = __VERIFIER_nondet_uchar() [L506] input_65 = __VERIFIER_nondet_uchar() [L507] input_66 = __VERIFIER_nondet_uchar() [L508] input_67 = __VERIFIER_nondet_uchar() [L509] input_68 = __VERIFIER_nondet_uchar() [L510] input_69 = __VERIFIER_nondet_uchar() [L511] input_70 = __VERIFIER_nondet_uchar() [L512] input_71 = __VERIFIER_nondet_uchar() [L513] input_72 = __VERIFIER_nondet_uchar() [L514] input_73 = __VERIFIER_nondet_uchar() [L515] input_74 = __VERIFIER_nondet_uchar() [L516] input_75 = __VERIFIER_nondet_uchar() [L517] input_76 = __VERIFIER_nondet_uint() [L518] input_77 = __VERIFIER_nondet_uint() [L519] input_78 = __VERIFIER_nondet_uchar() [L520] input_79 = __VERIFIER_nondet_uchar() [L521] input_80 = __VERIFIER_nondet_uchar() [L522] input_81 = __VERIFIER_nondet_uchar() [L523] input_82 = __VERIFIER_nondet_uchar() [L524] input_83 = __VERIFIER_nondet_uchar() [L525] input_84 = __VERIFIER_nondet_uchar() [L526] input_85 = __VERIFIER_nondet_uchar() [L527] input_86 = __VERIFIER_nondet_uchar() [L528] input_87 = __VERIFIER_nondet_uchar() [L529] input_88 = __VERIFIER_nondet_uchar() [L530] input_89 = __VERIFIER_nondet_uchar() [L531] input_90 = __VERIFIER_nondet_uchar() [L532] input_91 = __VERIFIER_nondet_uchar() [L533] input_92 = __VERIFIER_nondet_uchar() [L534] input_93 = __VERIFIER_nondet_uchar() [L535] input_94 = __VERIFIER_nondet_uchar() [L536] input_95 = __VERIFIER_nondet_uchar() [L537] input_96 = __VERIFIER_nondet_uchar() [L538] input_97 = __VERIFIER_nondet_uchar() [L539] input_98 = __VERIFIER_nondet_uchar() [L540] input_99 = __VERIFIER_nondet_uchar() [L541] input_100 = __VERIFIER_nondet_uchar() [L542] input_101 = __VERIFIER_nondet_uchar() [L543] input_102 = __VERIFIER_nondet_uchar() [L544] input_103 = __VERIFIER_nondet_uchar() [L545] input_104 = __VERIFIER_nondet_uchar() [L548] SORT_3 var_108_arg_0 = state_106; [L549] SORT_3 var_108 = ~var_108_arg_0; [L550] SORT_3 var_113_arg_0 = state_111; [L551] SORT_3 var_113_arg_1 = state_109; [L552] SORT_3 var_113_arg_2 = input_41; [L553] SORT_3 var_113 = var_113_arg_0 ? var_113_arg_1 : var_113_arg_2; [L554] EXPR var_113 & mask_SORT_3 [L554] var_113 = var_113 & mask_SORT_3 [L555] SORT_3 var_116_arg_0 = state_111; [L556] SORT_3 var_116_arg_1 = state_114; [L557] SORT_3 var_116_arg_2 = input_41; [L558] SORT_3 var_116 = var_116_arg_0 ? var_116_arg_1 : var_116_arg_2; [L559] EXPR var_116 & mask_SORT_3 [L559] var_116 = var_116 & mask_SORT_3 [L560] SORT_3 var_117_arg_0 = var_113; [L561] SORT_3 var_117_arg_1 = var_116; [L562] SORT_3 var_117 = var_117_arg_0 == var_117_arg_1; [L563] SORT_3 var_118_arg_0 = var_108; [L564] SORT_3 var_118_arg_1 = var_117; [L565] EXPR var_118_arg_0 | var_118_arg_1 [L565] SORT_3 var_118 = var_118_arg_0 | var_118_arg_1; [L566] SORT_3 var_122_arg_0 = var_118; [L567] SORT_3 var_122 = ~var_122_arg_0; [L568] SORT_3 var_123_arg_0 = var_121; [L569] SORT_3 var_123_arg_1 = var_122; [L570] EXPR var_123_arg_0 & var_123_arg_1 [L570] SORT_3 var_123 = var_123_arg_0 & var_123_arg_1; [L571] EXPR var_123 & mask_SORT_3 [L571] var_123 = var_123 & mask_SORT_3 [L572] SORT_3 bad_124_arg_0 = var_123; [L573] CALL __VERIFIER_assert(!(bad_124_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, 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: 0.1s SsaConstructionTime, 0.6s 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 [2023-12-02 17:24:07,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, 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_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal92.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh --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 019b542008fbf633134fe136e0512a98ee17d075a732eba4e4b0daf75d7c7549 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 17:24:10,106 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 17:24:10,187 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-12-02 17:24:10,192 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 17:24:10,193 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 17:24:10,219 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 17:24:10,220 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 17:24:10,220 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 17:24:10,221 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 17:24:10,222 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 17:24:10,222 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 17:24:10,223 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 17:24:10,224 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 17:24:10,224 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 17:24:10,225 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 17:24:10,225 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 17:24:10,226 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 17:24:10,227 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 17:24:10,227 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 17:24:10,228 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 17:24:10,228 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 17:24:10,229 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 17:24:10,229 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 17:24:10,229 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 17:24:10,229 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 17:24:10,230 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 17:24:10,230 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 17:24:10,231 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 17:24:10,231 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 17:24:10,232 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 17:24:10,232 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 17:24:10,233 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:24:10,233 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 17:24:10,234 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 17:24:10,234 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 17:24:10,235 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 17:24:10,235 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 17:24:10,235 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 17:24:10,235 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 17:24:10,235 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 17:24:10,236 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 17:24:10,236 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_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 019b542008fbf633134fe136e0512a98ee17d075a732eba4e4b0daf75d7c7549 [2023-12-02 17:24:10,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 17:24:10,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 17:24:10,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 17:24:10,580 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 17:24:10,581 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 17:24:10,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal92.c [2023-12-02 17:24:13,529 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 17:24:14,066 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 17:24:14,066 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal92.c [2023-12-02 17:24:14,143 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/data/0b642302f/64cdc0b4407f44449f722b19ed128e43/FLAG4cfeae9aa [2023-12-02 17:24:14,159 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/data/0b642302f/64cdc0b4407f44449f722b19ed128e43 [2023-12-02 17:24:14,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 17:24:14,163 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 17:24:14,165 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 17:24:14,165 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 17:24:14,170 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 17:24:14,171 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:24:14" (1/1) ... [2023-12-02 17:24:14,172 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68816995 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:24:14, skipping insertion in model container [2023-12-02 17:24:14,172 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:24:14" (1/1) ... [2023-12-02 17:24:14,357 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 17:24:14,680 WARN L240 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_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal92.c[1245,1258] [2023-12-02 17:24:15,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:24:15,687 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 17:24:15,700 WARN L240 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_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal92.c[1245,1258] [2023-12-02 17:24:16,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:24:16,514 INFO L206 MainTranslator]: Completed translation [2023-12-02 17:24:16,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:24:16 WrapperNode [2023-12-02 17:24:16,514 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 17:24:16,516 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 17:24:16,516 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 17:24:16,516 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 17:24:16,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:24:16" (1/1) ... [2023-12-02 17:24:16,661 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:24:16" (1/1) ... [2023-12-02 17:24:17,187 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 13333 [2023-12-02 17:24:17,188 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 17:24:17,190 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 17:24:17,191 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 17:24:17,191 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 17:24:17,202 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:24:16" (1/1) ... [2023-12-02 17:24:17,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:24:16" (1/1) ... [2023-12-02 17:24:17,293 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:24:16" (1/1) ... [2023-12-02 17:24:17,294 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:24:16" (1/1) ... [2023-12-02 17:24:17,461 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:24:16" (1/1) ... [2023-12-02 17:24:17,485 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:24:16" (1/1) ... [2023-12-02 17:24:17,535 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:24:16" (1/1) ... [2023-12-02 17:24:17,571 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:24:16" (1/1) ... [2023-12-02 17:24:17,673 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 17:24:17,674 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 17:24:17,674 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 17:24:17,674 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 17:24:17,675 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:24:16" (1/1) ... [2023-12-02 17:24:17,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:24:17,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:24:17,707 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 17:24:17,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 17:24:17,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 17:24:17,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 17:24:17,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 17:24:17,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 17:24:19,357 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 17:24:19,359 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 17:25:43,347 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 17:25:43,797 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 17:25:43,797 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 17:25:43,797 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:25:43 BoogieIcfgContainer [2023-12-02 17:25:43,798 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 17:25:43,800 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 17:25:43,801 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 17:25:43,804 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 17:25:43,804 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:24:14" (1/3) ... [2023-12-02 17:25:43,805 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@624bec6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:25:43, skipping insertion in model container [2023-12-02 17:25:43,805 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:24:16" (2/3) ... [2023-12-02 17:25:43,805 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@624bec6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:25:43, skipping insertion in model container [2023-12-02 17:25:43,805 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:25:43" (3/3) ... [2023-12-02 17:25:43,807 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal92.c [2023-12-02 17:25:43,826 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 17:25:43,826 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 17:25:43,873 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 17:25:43,880 INFO L357 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, mHoare=true, 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;@5a3efe10, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 17:25:43,880 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 17:25:43,884 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 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) [2023-12-02 17:25:43,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 17:25:43,889 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:25:43,890 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-02 17:25:43,891 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:25:43,896 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:25:43,896 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-12-02 17:25:43,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 17:25:43,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1605675000] [2023-12-02 17:25:43,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:25:43,911 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 17:25:43,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 17:25:43,914 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 17:25:43,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-02 17:25:45,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:25:45,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 17:25:45,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:25:45,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:25:45,953 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 17:25:45,954 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 17:25:45,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1605675000] [2023-12-02 17:25:45,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1605675000] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:25:45,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:25:45,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 17:25:45,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508603138] [2023-12-02 17:25:45,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:25:45,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 17:25:45,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 17:25:45,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 17:25:45,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 17:25:45,984 INFO L87 Difference]: Start difference. First operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 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) Second operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2023-12-02 17:25:48,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.67s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:25:50,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:25:52,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:25:55,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.62s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:25:57,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:25:57,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:25:57,618 INFO L93 Difference]: Finished difference Result 16 states and 24 transitions. [2023-12-02 17:25:57,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 17:25:57,702 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 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) Word has length 4 [2023-12-02 17:25:57,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:25:57,709 INFO L225 Difference]: With dead ends: 16 [2023-12-02 17:25:57,709 INFO L226 Difference]: Without dead ends: 9 [2023-12-02 17:25:57,711 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 17:25:57,715 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 3 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2023-12-02 17:25:57,717 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 7 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 5 Unknown, 0 Unchecked, 11.5s Time] [2023-12-02 17:25:57,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2023-12-02 17:25:57,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2023-12-02 17:25:57,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 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) [2023-12-02 17:25:57,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2023-12-02 17:25:57,746 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2023-12-02 17:25:57,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:25:57,747 INFO L495 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2023-12-02 17:25:57,747 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2023-12-02 17:25:57,747 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2023-12-02 17:25:57,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 17:25:57,748 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:25:57,748 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2023-12-02 17:25:57,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 17:25:57,948 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 17:25:58,003 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:25:58,004 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:25:58,004 INFO L85 PathProgramCache]: Analyzing trace with hash -1393329571, now seen corresponding path program 1 times [2023-12-02 17:25:58,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 17:25:58,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1527897404] [2023-12-02 17:25:58,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:25:58,014 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 17:25:58,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 17:25:58,015 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 17:25:58,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-02 17:27:13,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:27:13,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 11206 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 17:27:13,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:27:14,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:27:14,194 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 17:27:15,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:27:15,553 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 17:27:15,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1527897404] [2023-12-02 17:27:15,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1527897404] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 17:27:15,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2009408104] [2023-12-02 17:27:15,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:27:15,554 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 17:27:15,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 17:27:15,556 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 17:27:15,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 17:27:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:27:42,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 11206 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 17:27:42,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:27:42,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:27:42,670 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 17:27:43,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:27:43,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2009408104] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 17:27:43,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1021908249] [2023-12-02 17:27:43,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:27:43,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:27:43,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:27:43,628 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 17:27:43,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-02 17:27:47,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:27:47,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 11206 conjuncts, 38 conjunts are in the unsatisfiable core [2023-12-02 17:27:47,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:27:48,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:27:48,028 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 17:27:49,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:27:49,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1021908249] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 17:27:49,115 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 17:27:49,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4, 4, 5, 5] total 10 [2023-12-02 17:27:49,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962588460] [2023-12-02 17:27:49,116 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 17:27:49,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-02 17:27:49,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 17:27:49,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-02 17:27:49,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2023-12-02 17:27:49,118 INFO L87 Difference]: Start difference. First operand 8 states and 8 transitions. Second operand has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 10 states have internal predecessors, (19), 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) [2023-12-02 17:27:51,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.64s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:53,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:27:56,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 17:27:58,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:28:00,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:28:02,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:28:04,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 17:28:06,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:28:08,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.63s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:28:10,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:28:13,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 17:28:15,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:28:17,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 17:28:19,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:28:21,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:28:23,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:28:25,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 17:28:27,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:28:30,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.65s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:28:32,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 17:28:34,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:28:36,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 17:28:38,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:28:40,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:28:42,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:28:44,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-12-02 17:28:46,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:28:46,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:28:46,253 INFO L93 Difference]: Finished difference Result 14 states and 14 transitions. [2023-12-02 17:28:46,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 17:28:46,344 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 10 states have internal predecessors, (19), 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) Word has length 7 [2023-12-02 17:28:46,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:28:46,345 INFO L225 Difference]: With dead ends: 14 [2023-12-02 17:28:46,345 INFO L226 Difference]: Without dead ends: 12 [2023-12-02 17:28:46,346 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 23 SyntacticMatches, 4 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2023-12-02 17:28:46,347 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 12 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 27 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 56.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 27 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.6s IncrementalHoareTripleChecker+Time [2023-12-02 17:28:46,347 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 12 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 27 Unknown, 0 Unchecked, 56.6s Time] [2023-12-02 17:28:46,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2023-12-02 17:28:46,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 11. [2023-12-02 17:28:46,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 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) [2023-12-02 17:28:46,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-12-02 17:28:46,350 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 7 [2023-12-02 17:28:46,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:28:46,350 INFO L495 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2023-12-02 17:28:46,351 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 10 states have internal predecessors, (19), 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) [2023-12-02 17:28:46,351 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-12-02 17:28:46,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 17:28:46,351 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:28:46,351 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1] [2023-12-02 17:28:46,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-02 17:28:46,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-12-02 17:28:46,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-12-02 17:28:46,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 17:28:46,953 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:28:46,953 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:28:46,953 INFO L85 PathProgramCache]: Analyzing trace with hash -2112524529, now seen corresponding path program 2 times [2023-12-02 17:28:46,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 17:28:46,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [860716660] [2023-12-02 17:28:46,982 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-12-02 17:28:46,982 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 17:28:46,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 17:28:46,983 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 17:28:46,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ceb4eb4-85d0-49c8-9803-40ce38b047b7/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process