./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_egcd-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_c36cf0fa-003e-41c2-8a07-f0f9a8c10c7d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36cf0fa-003e-41c2-8a07-f0f9a8c10c7d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36cf0fa-003e-41c2-8a07-f0f9a8c10c7d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36cf0fa-003e-41c2-8a07-f0f9a8c10c7d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_egcd-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36cf0fa-003e-41c2-8a07-f0f9a8c10c7d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36cf0fa-003e-41c2-8a07-f0f9a8c10c7d/bin/ukojak-verify-Qdu7aM0XO9 --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 494d69f416dd1b0b56dc0371ee72744b83dbc298da37778d271d6f779b4cdcdc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:27:47,960 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:27:48,046 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36cf0fa-003e-41c2-8a07-f0f9a8c10c7d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:27:48,051 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:27:48,052 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:27:48,073 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:27:48,074 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:27:48,074 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:27:48,075 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:27:48,076 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:27:48,076 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:27:48,077 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:27:48,077 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:27:48,078 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:27:48,078 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:27:48,079 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:27:48,079 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:27:48,080 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:27:48,080 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:27:48,081 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:27:48,081 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:27:48,082 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:27:48,082 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:27:48,083 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:27:48,083 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:27:48,084 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:27:48,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:27:48,084 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:27:48,085 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:27:48,085 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:27:48,086 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:27:48,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:27:48,086 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:27:48,087 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36cf0fa-003e-41c2-8a07-f0f9a8c10c7d/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36cf0fa-003e-41c2-8a07-f0f9a8c10c7d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 494d69f416dd1b0b56dc0371ee72744b83dbc298da37778d271d6f779b4cdcdc [2023-12-03 02:27:48,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:27:48,329 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:27:48,332 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:27:48,333 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:27:48,334 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:27:48,335 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36cf0fa-003e-41c2-8a07-f0f9a8c10c7d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/recursified_nla-digbench/recursified_egcd-ll.c [2023-12-03 02:27:51,084 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:27:51,236 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:27:51,237 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36cf0fa-003e-41c2-8a07-f0f9a8c10c7d/sv-benchmarks/c/recursified_nla-digbench/recursified_egcd-ll.c [2023-12-03 02:27:51,243 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36cf0fa-003e-41c2-8a07-f0f9a8c10c7d/bin/ukojak-verify-Qdu7aM0XO9/data/c7d515ee4/8c0415f7b138425b99f25ba9b0a67288/FLAG43ce16c51 [2023-12-03 02:27:51,257 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36cf0fa-003e-41c2-8a07-f0f9a8c10c7d/bin/ukojak-verify-Qdu7aM0XO9/data/c7d515ee4/8c0415f7b138425b99f25ba9b0a67288 [2023-12-03 02:27:51,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:27:51,260 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:27:51,261 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:27:51,261 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:27:51,264 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:27:51,265 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:27:51" (1/1) ... [2023-12-03 02:27:51,265 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a600b1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:27:51, skipping insertion in model container [2023-12-03 02:27:51,266 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:27:51" (1/1) ... [2023-12-03 02:27:51,287 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:27:51,417 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_c36cf0fa-003e-41c2-8a07-f0f9a8c10c7d/sv-benchmarks/c/recursified_nla-digbench/recursified_egcd-ll.c[1019,1032] [2023-12-03 02:27:51,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:27:51,447 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:27:51,457 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_c36cf0fa-003e-41c2-8a07-f0f9a8c10c7d/sv-benchmarks/c/recursified_nla-digbench/recursified_egcd-ll.c[1019,1032] [2023-12-03 02:27:51,473 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:27:51,487 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:27:51,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:27:51 WrapperNode [2023-12-03 02:27:51,487 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:27:51,488 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:27:51,488 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:27:51,489 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:27:51,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:27:51" (1/1) ... [2023-12-03 02:27:51,503 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:27:51" (1/1) ... [2023-12-03 02:27:51,526 INFO L138 Inliner]: procedures = 16, calls = 106, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 112 [2023-12-03 02:27:51,526 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:27:51,527 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:27:51,527 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:27:51,527 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:27:51,534 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:27:51" (1/1) ... [2023-12-03 02:27:51,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:27:51" (1/1) ... [2023-12-03 02:27:51,537 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:27:51" (1/1) ... [2023-12-03 02:27:51,538 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:27:51" (1/1) ... [2023-12-03 02:27:51,547 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:27:51" (1/1) ... [2023-12-03 02:27:51,549 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:27:51" (1/1) ... [2023-12-03 02:27:51,552 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:27:51" (1/1) ... [2023-12-03 02:27:51,553 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:27:51" (1/1) ... [2023-12-03 02:27:51,557 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:27:51,558 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:27:51,558 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:27:51,558 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:27:51,559 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:27:51" (1/1) ... [2023-12-03 02:27:51,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:27:51,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36cf0fa-003e-41c2-8a07-f0f9a8c10c7d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:27:51,598 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36cf0fa-003e-41c2-8a07-f0f9a8c10c7d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:27:51,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36cf0fa-003e-41c2-8a07-f0f9a8c10c7d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:27:51,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:27:51,632 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_33_to_48_0 [2023-12-03 02:27:51,632 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_33_to_48_0 [2023-12-03 02:27:51,632 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:27:51,632 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:27:51,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:27:51,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:27:51,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:27:51,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:27:51,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:27:51,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:27:51,634 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:27:51,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:27:51,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:27:51,716 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:27:51,718 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:27:51,983 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:27:52,033 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:27:52,034 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:27:52,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:27:52 BoogieIcfgContainer [2023-12-03 02:27:52,036 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:27:52,037 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:27:52,037 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:27:52,047 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:27:52,047 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:27:52" (1/1) ... [2023-12-03 02:27:52,056 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:27:52,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:27:52,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2023-12-03 02:27:52,101 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2023-12-03 02:27:52,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 02:27:52,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:27:52,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:27:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:27:52,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-03 02:27:52,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:27:52,539 INFO L349 Elim1Store]: treesize reduction 41, result has 16.3 percent of original size [2023-12-03 02:27:52,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 17712 treesize of output 17584 [2023-12-03 02:27:53,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:27:53,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:27:53,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:27:53,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:40:55,321 WARN L293 SmtUtils]: Spent 13.02m on a formula simplification. DAG size of input: 1346 DAG size of output: 180 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-12-03 02:40:55,322 INFO L349 Elim1Store]: treesize reduction 12963, result has 4.9 percent of original size [2023-12-03 02:40:55,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 34 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 40 new quantified variables, introduced 145 case distinctions, treesize of input 4190 treesize of output 18014 [2023-12-03 02:40:59,440 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:40:59,456 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6115 [2023-12-03 02:41:11,170 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:41:11,177 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2726 [2023-12-03 02:41:14,066 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:41:14,076 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4895 [2023-12-03 02:41:15,528 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:41:15,533 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1484 [2023-12-03 02:41:16,492 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2023-12-03 02:41:17,000 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:41:17,005 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1821 [2023-12-03 02:41:18,473 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:41:18,477 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1875 [2023-12-03 02:41:19,659 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:41:19,662 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2285 [2023-12-03 02:41:21,332 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:41:21,337 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2485 [2023-12-03 02:41:23,086 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:41:23,094 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4152 [2023-12-03 02:41:23,761 INFO L209 tifierPushTermWalker]: Run 20 iterations without descend maybe there is a nontermination bug. [2023-12-03 02:42:04,461 WARN L293 SmtUtils]: Spent 14.85s on a formula simplification that was a NOOP. DAG size: 30 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 02:42:15,669 WARN L293 SmtUtils]: Spent 9.98s on a formula simplification that was a NOOP. DAG size: 30 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 02:42:33,883 WARN L293 SmtUtils]: Spent 8.88s on a formula simplification that was a NOOP. DAG size: 41 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 02:42:41,304 WARN L293 SmtUtils]: Spent 6.80s on a formula simplification that was a NOOP. DAG size: 28 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)