./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_20f153cd-c3be-4b82-aa42-61f6bbd55f4e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f153cd-c3be-4b82-aa42-61f6bbd55f4e/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_20f153cd-c3be-4b82-aa42-61f6bbd55f4e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f153cd-c3be-4b82-aa42-61f6bbd55f4e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f153cd-c3be-4b82-aa42-61f6bbd55f4e/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_20f153cd-c3be-4b82-aa42-61f6bbd55f4e/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 2f3a36748f32ca088af5a89c176902d6a78b8f206b767e4775b8a1d3a36bb37f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:01:12,504 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:01:12,628 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f153cd-c3be-4b82-aa42-61f6bbd55f4e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:01:12,636 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:01:12,637 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:01:12,675 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:01:12,676 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:01:12,677 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:01:12,678 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:01:12,683 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:01:12,684 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:01:12,685 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:01:12,685 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:01:12,687 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:01:12,687 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:01:12,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:01:12,688 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:01:12,689 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:01:12,689 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:01:12,690 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:01:12,691 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:01:12,691 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:01:12,692 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:01:12,694 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:01:12,694 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:01:12,695 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:01:12,696 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:01:12,696 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:01:12,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:12,698 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:01:12,699 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:01:12,699 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:01:12,700 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:01:12,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:01:12,700 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:01:12,701 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_20f153cd-c3be-4b82-aa42-61f6bbd55f4e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f153cd-c3be-4b82-aa42-61f6bbd55f4e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f3a36748f32ca088af5a89c176902d6a78b8f206b767e4775b8a1d3a36bb37f [2023-11-19 04:01:13,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:01:13,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:01:13,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:01:13,057 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:01:13,057 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:01:13,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f153cd-c3be-4b82-aa42-61f6bbd55f4e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i [2023-11-19 04:01:16,119 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:01:16,494 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:01:16,498 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f153cd-c3be-4b82-aa42-61f6bbd55f4e/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i [2023-11-19 04:01:16,525 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f153cd-c3be-4b82-aa42-61f6bbd55f4e/bin/ukojak-verify-G8NBE6pJGL/data/038e0d22a/7ced2fa3832445b49f18c38bdbda749a/FLAG7ffdf2cf9 [2023-11-19 04:01:16,543 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f153cd-c3be-4b82-aa42-61f6bbd55f4e/bin/ukojak-verify-G8NBE6pJGL/data/038e0d22a/7ced2fa3832445b49f18c38bdbda749a [2023-11-19 04:01:16,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:01:16,551 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:01:16,555 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:16,555 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:01:16,561 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:01:16,562 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:16" (1/1) ... [2023-11-19 04:01:16,563 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12ce6f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:16, skipping insertion in model container [2023-11-19 04:01:16,563 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:16" (1/1) ... [2023-11-19 04:01:16,651 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:01:17,005 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:01:17,311 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:17,328 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:01:17,350 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:01:17,506 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:17,560 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:01:17,560 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:01:17,568 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:01:17,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:17 WrapperNode [2023-11-19 04:01:17,569 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:17,570 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:17,570 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:01:17,570 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:01:17,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:17" (1/1) ... [2023-11-19 04:01:17,661 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:17" (1/1) ... [2023-11-19 04:01:17,802 INFO L138 Inliner]: procedures = 178, calls = 283, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1349 [2023-11-19 04:01:17,802 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:17,803 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:01:17,803 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:01:17,803 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:01:17,814 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:17" (1/1) ... [2023-11-19 04:01:17,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:17" (1/1) ... [2023-11-19 04:01:17,848 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:17" (1/1) ... [2023-11-19 04:01:17,856 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:17" (1/1) ... [2023-11-19 04:01:17,931 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:17" (1/1) ... [2023-11-19 04:01:17,948 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:17" (1/1) ... [2023-11-19 04:01:17,954 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:17" (1/1) ... [2023-11-19 04:01:17,964 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:17" (1/1) ... [2023-11-19 04:01:17,978 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:01:17,979 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:01:17,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:01:17,980 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:01:17,981 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:17" (1/1) ... [2023-11-19 04:01:17,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:18,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f153cd-c3be-4b82-aa42-61f6bbd55f4e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:01:18,016 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f153cd-c3be-4b82-aa42-61f6bbd55f4e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:01:18,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f153cd-c3be-4b82-aa42-61f6bbd55f4e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:01:18,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:01:18,066 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:01:18,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:01:18,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:01:18,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:01:18,067 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:01:18,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:01:18,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:01:18,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:01:18,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:01:18,068 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:01:18,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:01:18,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:01:18,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:01:18,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:01:18,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:01:18,448 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:01:18,450 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:01:20,273 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:01:22,183 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:01:22,184 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 04:01:22,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:22 BoogieIcfgContainer [2023-11-19 04:01:22,191 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:01:22,192 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:01:22,193 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:01:22,204 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:01:22,204 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:22" (1/1) ... [2023-11-19 04:01:22,214 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:01:22,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:22,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 131 states and 214 transitions. [2023-11-19 04:01:22,285 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 214 transitions. [2023-11-19 04:01:22,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:01:22,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:22,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:22,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 04:01:22,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:22,587 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2023-11-19 04:01:22,609 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 04:01:22,670 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:01:22,672 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-19 04:01:22,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:01:22,683 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 04:01:22,701 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 04:01:22,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:22,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 134 states and 219 transitions. [2023-11-19 04:01:22,806 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 219 transitions. [2023-11-19 04:01:22,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:01:22,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:22,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:22,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:22,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 04:01:22,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:22,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2023-11-19 04:01:22,915 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 04:01:22,955 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:01:22,956 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-19 04:01:22,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:01:22,964 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 04:01:22,981 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 04:01:23,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:23,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 135 states and 220 transitions. [2023-11-19 04:01:23,009 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 220 transitions. [2023-11-19 04:01:23,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:01:23,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:23,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:23,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:01:23,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:23,115 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 04:01:23,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:23,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 135 states and 218 transitions. [2023-11-19 04:01:23,123 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 218 transitions. [2023-11-19 04:01:23,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:01:23,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:23,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:23,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:23,213 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 04:01:23,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:23,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 135 states and 213 transitions. [2023-11-19 04:01:23,225 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 213 transitions. [2023-11-19 04:01:23,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:01:23,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:23,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:23,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:23,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:01:23,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:23,317 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 04:01:23,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:23,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 135 states and 209 transitions. [2023-11-19 04:01:23,326 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 209 transitions. [2023-11-19 04:01:23,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:01:23,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:23,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:23,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:23,381 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 04:01:23,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:23,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 135 states and 205 transitions. [2023-11-19 04:01:23,392 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 205 transitions. [2023-11-19 04:01:23,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:01:23,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:23,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:23,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:23,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:01:23,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:23,502 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 04:01:23,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:23,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 135 states and 199 transitions. [2023-11-19 04:01:23,511 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 199 transitions. [2023-11-19 04:01:23,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:01:23,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:23,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:23,556 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 04:01:23,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:23,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 135 states and 197 transitions. [2023-11-19 04:01:23,563 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 197 transitions. [2023-11-19 04:01:23,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:01:23,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:23,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:23,637 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 04:01:33,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:01:33,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:33,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 89 states and 123 transitions. [2023-11-19 04:01:33,690 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 123 transitions. [2023-11-19 04:01:33,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:01:33,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:33,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:33,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:33,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:01:33,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:33,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:43,937 WARN L539 Checker$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 04:01:43,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:43,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 89 states and 117 transitions. [2023-11-19 04:01:43,989 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 117 transitions. [2023-11-19 04:01:43,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:01:43,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:43,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:44,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:44,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:01:44,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:44,409 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 04:01:50,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.02s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:01:50,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:50,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 104 states and 136 transitions. [2023-11-19 04:01:50,832 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 136 transitions. [2023-11-19 04:01:50,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:01:50,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:50,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:51,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:01:51,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:51,063 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 04:01:51,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:51,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 104 states and 134 transitions. [2023-11-19 04:01:51,128 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 134 transitions. [2023-11-19 04:01:51,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:01:51,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:51,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:51,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:51,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:01:51,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:51,382 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 04:01:51,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:51,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 104 states and 132 transitions. [2023-11-19 04:01:51,394 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2023-11-19 04:01:51,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:01:51,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:51,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:51,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:01:51,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:01:51,652 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 04:02:01,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:02:01,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:01,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 104 states and 130 transitions. [2023-11-19 04:02:01,687 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 130 transitions. [2023-11-19 04:02:01,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:02:01,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:01,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:01,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:02:01,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:02,059 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 04:02:12,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:02:22,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []