./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_ed98f38a-9e3a-43df-8220-84407a3457dc/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed98f38a-9e3a-43df-8220-84407a3457dc/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed98f38a-9e3a-43df-8220-84407a3457dc/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed98f38a-9e3a-43df-8220-84407a3457dc/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed98f38a-9e3a-43df-8220-84407a3457dc/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed98f38a-9e3a-43df-8220-84407a3457dc/bin/ukojak-verify-i0I2FZA1j2 --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-527bcce [2023-11-21 18:53:10,856 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:53:10,946 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed98f38a-9e3a-43df-8220-84407a3457dc/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:53:10,957 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:53:10,957 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:53:10,995 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:53:10,999 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:53:11,000 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:53:11,002 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:53:11,007 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:53:11,008 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:53:11,009 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:53:11,009 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:53:11,011 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:53:11,011 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:53:11,012 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:53:11,013 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:53:11,013 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:53:11,014 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:53:11,014 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:53:11,015 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:53:11,015 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:53:11,016 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:53:11,017 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:53:11,018 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:53:11,018 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:53:11,019 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:53:11,019 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:53:11,020 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:53:11,020 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:53:11,022 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:53:11,022 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:53:11,022 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:53:11,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:53:11,023 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:53:11,023 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_ed98f38a-9e3a-43df-8220-84407a3457dc/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed98f38a-9e3a-43df-8220-84407a3457dc/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f3a36748f32ca088af5a89c176902d6a78b8f206b767e4775b8a1d3a36bb37f [2023-11-21 18:53:11,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:53:11,400 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:53:11,403 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:53:11,405 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:53:11,405 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:53:11,407 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed98f38a-9e3a-43df-8220-84407a3457dc/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test3-1.i [2023-11-21 18:53:14,568 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:53:14,942 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:53:14,943 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed98f38a-9e3a-43df-8220-84407a3457dc/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test3-1.i [2023-11-21 18:53:14,975 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed98f38a-9e3a-43df-8220-84407a3457dc/bin/ukojak-verify-i0I2FZA1j2/data/f9d05aca6/573330ea27f8427a8fbc81dea4b09293/FLAG62919e63a [2023-11-21 18:53:14,991 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed98f38a-9e3a-43df-8220-84407a3457dc/bin/ukojak-verify-i0I2FZA1j2/data/f9d05aca6/573330ea27f8427a8fbc81dea4b09293 [2023-11-21 18:53:14,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:53:14,996 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:53:14,998 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:53:14,998 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:53:15,004 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:53:15,005 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:53:14" (1/1) ... [2023-11-21 18:53:15,006 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c98fc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:15, skipping insertion in model container [2023-11-21 18:53:15,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:53:14" (1/1) ... [2023-11-21 18:53:15,086 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:53:15,441 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:53:15,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:53:15,907 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:53:15,954 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:53:16,067 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:53:16,102 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:16,102 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:16,110 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:53:16,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:16 WrapperNode [2023-11-21 18:53:16,111 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:53:16,113 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:53:16,113 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:53:16,113 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:53:16,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:16" (1/1) ... [2023-11-21 18:53:16,176 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:16" (1/1) ... [2023-11-21 18:53:16,283 INFO L138 Inliner]: procedures = 178, calls = 283, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1349 [2023-11-21 18:53:16,284 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:53:16,285 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:53:16,285 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:53:16,285 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:53:16,296 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:16" (1/1) ... [2023-11-21 18:53:16,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:16" (1/1) ... [2023-11-21 18:53:16,317 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:16" (1/1) ... [2023-11-21 18:53:16,320 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:16" (1/1) ... [2023-11-21 18:53:16,395 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:16" (1/1) ... [2023-11-21 18:53:16,432 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:16" (1/1) ... [2023-11-21 18:53:16,437 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:16" (1/1) ... [2023-11-21 18:53:16,445 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:16" (1/1) ... [2023-11-21 18:53:16,466 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:53:16,475 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:53:16,475 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:53:16,475 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:53:16,477 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:16" (1/1) ... [2023-11-21 18:53:16,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:53:16,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed98f38a-9e3a-43df-8220-84407a3457dc/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:53:16,512 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed98f38a-9e3a-43df-8220-84407a3457dc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:53:16,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed98f38a-9e3a-43df-8220-84407a3457dc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:53:16,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:53:16,562 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:53:16,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:53:16,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:53:16,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:53:16,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:53:16,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:53:16,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:53:16,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:53:16,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:53:16,565 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 18:53:16,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:53:16,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:53:16,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:53:16,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:53:16,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:53:16,862 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:53:16,864 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:53:18,561 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:53:20,477 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:53:20,478 INFO L308 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-21 18:53:20,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:53:20 BoogieIcfgContainer [2023-11-21 18:53:20,480 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:53:20,481 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:53:20,481 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:53:20,492 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:53:20,492 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:53:20" (1/1) ... [2023-11-21 18:53:20,505 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:53:20,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:20,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 131 states and 214 transitions. [2023-11-21 18:53:20,586 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 214 transitions. [2023-11-21 18:53:20,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:53:20,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:20,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:20,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:20,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:53:20,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:20,906 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 [2023-11-21 18:53:20,932 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 [2023-11-21 18:53:21,001 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:53:21,003 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-21 18:53:21,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:53:21,013 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 [2023-11-21 18:53:21,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:21,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:21,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 134 states and 219 transitions. [2023-11-21 18:53:21,124 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 219 transitions. [2023-11-21 18:53:21,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:53:21,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:21,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:21,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:21,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:53:21,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:21,255 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 [2023-11-21 18:53:21,267 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 [2023-11-21 18:53:21,318 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:53:21,320 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-21 18:53:21,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:53:21,329 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 [2023-11-21 18:53:21,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:21,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:21,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 135 states and 220 transitions. [2023-11-21 18:53:21,370 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 220 transitions. [2023-11-21 18:53:21,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:53:21,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:21,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:21,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:21,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:21,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:21,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:21,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:21,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 135 states and 218 transitions. [2023-11-21 18:53:21,497 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 218 transitions. [2023-11-21 18:53:21,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:53:21,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:21,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:21,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:21,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:21,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:21,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 135 states and 213 transitions. [2023-11-21 18:53:21,617 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 213 transitions. [2023-11-21 18:53:21,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:53:21,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:21,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:21,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:21,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:21,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:21,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:21,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:21,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 135 states and 209 transitions. [2023-11-21 18:53:21,745 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 209 transitions. [2023-11-21 18:53:21,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:53:21,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:21,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:21,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:21,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:21,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 135 states and 205 transitions. [2023-11-21 18:53:21,811 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 205 transitions. [2023-11-21 18:53:21,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:53:21,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:21,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:21,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:21,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:21,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:21,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:21,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:21,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 135 states and 199 transitions. [2023-11-21 18:53:21,945 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 199 transitions. [2023-11-21 18:53:21,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:53:21,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:21,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:21,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:22,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:22,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:22,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 135 states and 197 transitions. [2023-11-21 18:53:22,030 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 197 transitions. [2023-11-21 18:53:22,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:53:22,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:22,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:22,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:22,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:32,153 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 [] [2023-11-21 18:53:32,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:32,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 135 states and 195 transitions. [2023-11-21 18:53:32,176 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 195 transitions. [2023-11-21 18:53:32,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:53:32,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:32,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:32,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:32,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:32,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:32,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 135 states and 194 transitions. [2023-11-21 18:53:32,416 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 194 transitions. [2023-11-21 18:53:32,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:53:32,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:32,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:32,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:32,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:32,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:32,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:35,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.94s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:53:35,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:35,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 135 states and 188 transitions. [2023-11-21 18:53:35,589 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 188 transitions. [2023-11-21 18:53:35,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:53:35,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:35,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:35,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:35,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:35,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:35,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 139 states and 192 transitions. [2023-11-21 18:53:35,760 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 192 transitions. [2023-11-21 18:53:35,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:53:35,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:35,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:35,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:35,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:35,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 139 states and 188 transitions. [2023-11-21 18:53:35,851 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2023-11-21 18:53:35,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:53:35,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:35,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:36,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:36,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:53:36,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:36,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:37,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:53:38,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:38,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 154 states and 207 transitions. [2023-11-21 18:53:38,027 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 207 transitions. [2023-11-21 18:53:38,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:53:38,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:38,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:38,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:38,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:38,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:38,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:38,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:38,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 154 states and 205 transitions. [2023-11-21 18:53:38,248 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 205 transitions. [2023-11-21 18:53:38,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:53:38,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:38,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:38,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:38,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:38,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:38,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:38,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 154 states and 203 transitions. [2023-11-21 18:53:38,481 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 203 transitions. [2023-11-21 18:53:38,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:53:38,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:38,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:38,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:38,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:38,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:38,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:40,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:53:40,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:40,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 154 states and 201 transitions. [2023-11-21 18:53:40,351 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 201 transitions. [2023-11-21 18:53:40,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:53:40,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:40,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:40,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:40,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:50,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:54:00,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:54:10,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:54:16,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.47s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:54:16,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:16,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 168 states and 216 transitions. [2023-11-21 18:54:16,142 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 216 transitions. [2023-11-21 18:54:16,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:54:16,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:16,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:16,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:54:16,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:16,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:54:17,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:54:18,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:18,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 171 states and 218 transitions. [2023-11-21 18:54:18,004 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 218 transitions. [2023-11-21 18:54:18,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:54:18,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:18,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:18,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:18,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.