./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_aceba33d-49ef-436b-b83d-935fa2007206/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceba33d-49ef-436b-b83d-935fa2007206/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceba33d-49ef-436b-b83d-935fa2007206/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceba33d-49ef-436b-b83d-935fa2007206/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceba33d-49ef-436b-b83d-935fa2007206/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceba33d-49ef-436b-b83d-935fa2007206/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f0735ebc421a940bb70b06777060abaef432af6ff0cfdeb82bfa2e45a81b4e11 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:09:08,774 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:09:08,924 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceba33d-49ef-436b-b83d-935fa2007206/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:09:08,935 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:09:08,936 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:09:08,982 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:09:08,984 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:09:08,984 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:09:08,986 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:09:08,992 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:09:08,993 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:09:08,993 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:09:08,994 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:09:08,996 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:09:08,996 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:09:08,997 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:09:08,997 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:09:08,998 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:09:08,998 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:09:08,999 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:09:09,000 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:09:09,000 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:09:09,001 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:09:09,001 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:09:09,002 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:09:09,002 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:09:09,003 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:09:09,004 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:09:09,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:09,005 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:09:09,007 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:09:09,007 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:09:09,007 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:09:09,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:09:09,008 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:09:09,008 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_aceba33d-49ef-436b-b83d-935fa2007206/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceba33d-49ef-436b-b83d-935fa2007206/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0735ebc421a940bb70b06777060abaef432af6ff0cfdeb82bfa2e45a81b4e11 [2023-11-19 04:09:09,385 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:09:09,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:09:09,432 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:09:09,433 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:09:09,434 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:09:09,436 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceba33d-49ef-436b-b83d-935fa2007206/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i [2023-11-19 04:09:12,898 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:09:13,387 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:09:13,388 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceba33d-49ef-436b-b83d-935fa2007206/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i [2023-11-19 04:09:13,414 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceba33d-49ef-436b-b83d-935fa2007206/bin/ukojak-verify-G8NBE6pJGL/data/76b24e925/e331e35984224f3baa7c41a040c01503/FLAG3a9832446 [2023-11-19 04:09:13,432 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceba33d-49ef-436b-b83d-935fa2007206/bin/ukojak-verify-G8NBE6pJGL/data/76b24e925/e331e35984224f3baa7c41a040c01503 [2023-11-19 04:09:13,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:09:13,437 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:09:13,439 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:13,439 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:09:13,445 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:09:13,446 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:13" (1/1) ... [2023-11-19 04:09:13,448 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66a5b960 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:13, skipping insertion in model container [2023-11-19 04:09:13,448 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:13" (1/1) ... [2023-11-19 04:09:13,544 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:09:14,454 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:14,477 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:09:14,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:14,673 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:14,682 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:09:14,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:14 WrapperNode [2023-11-19 04:09:14,684 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:14,685 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:14,686 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:09:14,686 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:09:14,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:14" (1/1) ... [2023-11-19 04:09:14,765 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:14" (1/1) ... [2023-11-19 04:09:14,852 INFO L138 Inliner]: procedures = 208, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1215 [2023-11-19 04:09:14,854 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:14,855 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:09:14,855 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:09:14,855 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:09:14,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:14" (1/1) ... [2023-11-19 04:09:14,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:14" (1/1) ... [2023-11-19 04:09:14,887 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:14" (1/1) ... [2023-11-19 04:09:14,888 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:14" (1/1) ... [2023-11-19 04:09:14,947 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:14" (1/1) ... [2023-11-19 04:09:14,984 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:14" (1/1) ... [2023-11-19 04:09:14,991 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:14" (1/1) ... [2023-11-19 04:09:15,011 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:14" (1/1) ... [2023-11-19 04:09:15,026 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:09:15,029 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:09:15,030 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:09:15,030 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:09:15,031 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:14" (1/1) ... [2023-11-19 04:09:15,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:15,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceba33d-49ef-436b-b83d-935fa2007206/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:09:15,075 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceba33d-49ef-436b-b83d-935fa2007206/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:09:15,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceba33d-49ef-436b-b83d-935fa2007206/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:09:15,126 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 04:09:15,126 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 04:09:15,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:09:15,127 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:09:15,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:09:15,129 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:09:15,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:09:15,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:09:15,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:09:15,131 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:09:15,131 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:09:15,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:09:15,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:09:15,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:09:15,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:09:15,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:09:15,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:09:15,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:09:15,531 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:09:15,539 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:09:17,317 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:09:19,021 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:09:19,021 INFO L302 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-19 04:09:19,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:19 BoogieIcfgContainer [2023-11-19 04:09:19,028 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:09:19,029 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:09:19,029 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:09:19,041 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:09:19,041 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:19" (1/1) ... [2023-11-19 04:09:19,052 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:09:19,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:19,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 132 states and 213 transitions. [2023-11-19 04:09:19,127 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 213 transitions. [2023-11-19 04:09:19,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:09:19,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:19,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:19,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:19,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:09:19,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:19,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-19 04:09:19,615 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:09:19,617 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-19 04:09:19,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:09:19,634 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 22 treesize of output 10 [2023-11-19 04:09:19,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:19,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:19,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 135 states and 218 transitions. [2023-11-19 04:09:19,786 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 218 transitions. [2023-11-19 04:09:19,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:09:19,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:19,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:19,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 04:09:19,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:19,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-19 04:09:19,971 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:09:19,972 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 04:09:19,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:09:19,980 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 15 treesize of output 7 [2023-11-19 04:09:19,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:20,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:20,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 136 states and 220 transitions. [2023-11-19 04:09:20,029 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 220 transitions. [2023-11-19 04:09:20,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:09:20,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:20,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:20,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:20,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:20,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:20,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:20,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:20,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 136 states and 218 transitions. [2023-11-19 04:09:20,163 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 218 transitions. [2023-11-19 04:09:20,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:09:20,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:20,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:20,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:20,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:20,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:20,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 136 states and 214 transitions. [2023-11-19 04:09:20,663 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 214 transitions. [2023-11-19 04:09:20,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:09:20,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:20,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:20,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:20,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:20,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:20,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:20,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:20,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 136 states and 210 transitions. [2023-11-19 04:09:20,777 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 210 transitions. [2023-11-19 04:09:20,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:09:20,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:20,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:20,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:20,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:20,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:20,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:20,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:20,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 136 states and 204 transitions. [2023-11-19 04:09:20,933 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 204 transitions. [2023-11-19 04:09:20,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:09:20,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:20,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:21,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:21,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:21,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:21,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:31,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:09:31,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:31,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 136 states and 198 transitions. [2023-11-19 04:09:31,231 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 198 transitions. [2023-11-19 04:09:31,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:09:31,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:31,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:31,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:09:31,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:31,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:42,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:09:46,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.74s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:09:46,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:46,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 151 states and 217 transitions. [2023-11-19 04:09:46,962 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 217 transitions. [2023-11-19 04:09:46,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:09:46,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:46,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:47,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:47,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:47,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:47,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:47,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 151 states and 215 transitions. [2023-11-19 04:09:47,203 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 215 transitions. [2023-11-19 04:09:47,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:09:47,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:47,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:47,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:47,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:47,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:47,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:47,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 151 states and 213 transitions. [2023-11-19 04:09:47,474 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 213 transitions. [2023-11-19 04:09:47,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:09:47,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:47,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:47,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:47,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:47,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:47,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:48,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:48,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 151 states and 211 transitions. [2023-11-19 04:09:48,496 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 211 transitions. [2023-11-19 04:09:48,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:09:48,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:48,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:48,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:48,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:09:48,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:48,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:09:58,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:10:08,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []