./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo1-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9aad22-4e1c-4ef3-a8de-9795d6deb5fa/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9aad22-4e1c-4ef3-a8de-9795d6deb5fa/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9aad22-4e1c-4ef3-a8de-9795d6deb5fa/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9aad22-4e1c-4ef3-a8de-9795d6deb5fa/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo1-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9aad22-4e1c-4ef3-a8de-9795d6deb5fa/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9aad22-4e1c-4ef3-a8de-9795d6deb5fa/bin/ukojak-verify-ImItNfHLgk --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 d2226df89556021067dd01a2668200dd1f99aac7ec2d26741f3688f0af887e5c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:14:03,172 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:14:03,249 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9aad22-4e1c-4ef3-a8de-9795d6deb5fa/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:14:03,257 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:14:03,257 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:14:03,298 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:14:03,299 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:14:03,300 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:14:03,300 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:14:03,301 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:14:03,301 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:14:03,302 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:14:03,302 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:14:03,302 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:14:03,303 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:14:03,303 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:14:03,304 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:14:03,304 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:14:03,305 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:14:03,305 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:14:03,305 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:14:03,306 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:14:03,306 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:14:03,307 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:14:03,307 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:14:03,308 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:14:03,308 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:14:03,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:14:03,309 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:14:03,309 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:14:03,310 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:14:03,310 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:14:03,310 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:14:03,311 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_8d9aad22-4e1c-4ef3-a8de-9795d6deb5fa/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9aad22-4e1c-4ef3-a8de-9795d6deb5fa/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2226df89556021067dd01a2668200dd1f99aac7ec2d26741f3688f0af887e5c [2024-11-08 23:14:03,628 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:14:03,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:14:03,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:14:03,686 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:14:03,687 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:14:03,688 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9aad22-4e1c-4ef3-a8de-9795d6deb5fa/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo1-u.c Unable to find full path for "g++" [2024-11-08 23:14:05,774 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:14:05,972 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:14:05,972 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9aad22-4e1c-4ef3-a8de-9795d6deb5fa/sv-benchmarks/c/recursified_nla-digbench/recursified_geo1-u.c [2024-11-08 23:14:05,982 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9aad22-4e1c-4ef3-a8de-9795d6deb5fa/bin/ukojak-verify-ImItNfHLgk/data/e887a7095/66d52bbcce1948debda5128b9102013d/FLAGeec5764c3 [2024-11-08 23:14:06,007 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9aad22-4e1c-4ef3-a8de-9795d6deb5fa/bin/ukojak-verify-ImItNfHLgk/data/e887a7095/66d52bbcce1948debda5128b9102013d [2024-11-08 23:14:06,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:14:06,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:14:06,019 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:14:06,020 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:14:06,026 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:14:06,028 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:14:06" (1/1) ... [2024-11-08 23:14:06,029 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ddab087 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:06, skipping insertion in model container [2024-11-08 23:14:06,030 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:14:06" (1/1) ... [2024-11-08 23:14:06,057 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:14:06,358 WARN L250 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_8d9aad22-4e1c-4ef3-a8de-9795d6deb5fa/sv-benchmarks/c/recursified_nla-digbench/recursified_geo1-u.c[1083,1096] [2024-11-08 23:14:06,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:14:06,395 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:14:06,410 WARN L250 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_8d9aad22-4e1c-4ef3-a8de-9795d6deb5fa/sv-benchmarks/c/recursified_nla-digbench/recursified_geo1-u.c[1083,1096] [2024-11-08 23:14:06,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:14:06,449 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:14:06,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:06 WrapperNode [2024-11-08 23:14:06,449 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:14:06,451 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:14:06,451 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:14:06,451 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:14:06,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:06" (1/1) ... [2024-11-08 23:14:06,471 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:06" (1/1) ... [2024-11-08 23:14:06,497 INFO L138 Inliner]: procedures = 16, calls = 51, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 58 [2024-11-08 23:14:06,497 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:14:06,498 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:14:06,500 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:14:06,500 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:14:06,512 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:06" (1/1) ... [2024-11-08 23:14:06,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:06" (1/1) ... [2024-11-08 23:14:06,515 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:06" (1/1) ... [2024-11-08 23:14:06,515 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:06" (1/1) ... [2024-11-08 23:14:06,528 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:06" (1/1) ... [2024-11-08 23:14:06,530 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:06" (1/1) ... [2024-11-08 23:14:06,531 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:06" (1/1) ... [2024-11-08 23:14:06,532 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:06" (1/1) ... [2024-11-08 23:14:06,534 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:14:06,535 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:14:06,536 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:14:06,536 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:14:06,537 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:06" (1/1) ... [2024-11-08 23:14:06,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:14:06,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9aad22-4e1c-4ef3-a8de-9795d6deb5fa/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:14:06,575 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9aad22-4e1c-4ef3-a8de-9795d6deb5fa/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:14:06,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9aad22-4e1c-4ef3-a8de-9795d6deb5fa/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:14:06,604 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_28_to_36_0 [2024-11-08 23:14:06,604 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_28_to_36_0 [2024-11-08 23:14:06,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:14:06,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:14:06,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:14:06,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:14:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:14:06,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:14:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:14:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:14:06,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:14:06,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:14:06,684 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:14:06,686 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:14:06,941 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-08 23:14:06,941 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:14:06,971 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:14:06,971 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:14:06,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:14:06 BoogieIcfgContainer [2024-11-08 23:14:06,972 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:14:06,972 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:14:06,972 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:14:06,984 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:14:06,984 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:14:06" (1/1) ... [2024-11-08 23:14:07,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:14:07,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:07,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2024-11-08 23:14:07,058 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2024-11-08 23:14:07,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:14:07,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:07,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:07,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:14:07,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:07,439 INFO L255 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 64 conjuncts are in the unsatisfiable core [2024-11-08 23:14:07,451 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:14:07,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:14:07,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 190 treesize of output 88 [2024-11-08 23:14:07,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:14:07,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:14:07,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:14:07,660 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 55 [2024-11-08 23:14:07,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:14:07,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:14:07,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:14:07,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:14:07,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:14:07,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:14:07,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:14:07,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 44 [2024-11-08 23:14:07,777 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-11-08 23:14:07,778 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 61 treesize of output 53 [2024-11-08 23:14:07,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 42 [2024-11-08 23:14:07,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-08 23:14:08,111 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 15 [2024-11-08 23:14:08,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:14:08,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:08,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 32 transitions. [2024-11-08 23:14:08,494 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-11-08 23:14:08,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:14:08,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:08,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:08,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:14:09,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:09,594 WARN L253 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 112 conjuncts are in the unsatisfiable core [2024-11-08 23:14:09,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:14:09,625 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:14:10,946 INFO L224 Elim1Store]: Index analysis took 101 ms