./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test2-2.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_744c774b-73ac-4d9c-acbd-d648bd2c6990/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744c774b-73ac-4d9c-acbd-d648bd2c6990/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_744c774b-73ac-4d9c-acbd-d648bd2c6990/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744c774b-73ac-4d9c-acbd-d648bd2c6990/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744c774b-73ac-4d9c-acbd-d648bd2c6990/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_744c774b-73ac-4d9c-acbd-d648bd2c6990/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 7dbada8959d2cc8064c4bd91b5eb9026b5ef55506175e9e1c24832dba2bf0e0c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:42:56,946 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:42:57,073 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744c774b-73ac-4d9c-acbd-d648bd2c6990/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:42:57,080 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:42:57,081 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:42:57,123 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:42:57,125 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:42:57,125 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:42:57,126 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:42:57,131 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:42:57,133 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:42:57,133 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:42:57,134 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:42:57,135 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:42:57,136 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:42:57,137 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:42:57,138 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:42:57,138 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:42:57,139 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:42:57,139 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:42:57,139 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:42:57,140 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:42:57,140 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:42:57,142 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:42:57,143 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:42:57,143 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:42:57,144 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:42:57,144 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:42:57,145 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:42:57,145 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:42:57,146 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:42:57,147 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:42:57,147 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:42:57,147 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:42:57,147 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:42:57,148 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_744c774b-73ac-4d9c-acbd-d648bd2c6990/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744c774b-73ac-4d9c-acbd-d648bd2c6990/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7dbada8959d2cc8064c4bd91b5eb9026b5ef55506175e9e1c24832dba2bf0e0c [2023-11-21 18:42:57,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:42:57,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:42:57,516 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:42:57,517 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:42:57,518 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:42:57,519 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744c774b-73ac-4d9c-acbd-d648bd2c6990/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test2-2.i [2023-11-21 18:43:00,851 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:43:01,225 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:43:01,226 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744c774b-73ac-4d9c-acbd-d648bd2c6990/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test2-2.i [2023-11-21 18:43:01,246 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744c774b-73ac-4d9c-acbd-d648bd2c6990/bin/ukojak-verify-i0I2FZA1j2/data/7304eb11b/814a354e46bf48a0ad3798ecfb9c85f0/FLAG769d89de4 [2023-11-21 18:43:01,261 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744c774b-73ac-4d9c-acbd-d648bd2c6990/bin/ukojak-verify-i0I2FZA1j2/data/7304eb11b/814a354e46bf48a0ad3798ecfb9c85f0 [2023-11-21 18:43:01,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:43:01,265 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:43:01,266 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:01,267 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:43:01,272 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:43:01,273 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:01" (1/1) ... [2023-11-21 18:43:01,274 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fe7aa46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:01, skipping insertion in model container [2023-11-21 18:43:01,274 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:01" (1/1) ... [2023-11-21 18:43:01,368 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:43:01,729 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:43:02,068 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:02,079 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:43:02,100 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:43:02,247 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:02,317 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:02,317 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:02,325 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:43:02,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:02 WrapperNode [2023-11-21 18:43:02,327 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:02,329 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:02,329 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:43:02,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:43:02,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:02" (1/1) ... [2023-11-21 18:43:02,404 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:02" (1/1) ... [2023-11-21 18:43:02,550 INFO L138 Inliner]: procedures = 208, calls = 282, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1358 [2023-11-21 18:43:02,551 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:02,551 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:43:02,552 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:43:02,552 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:43:02,569 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:02" (1/1) ... [2023-11-21 18:43:02,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:02" (1/1) ... [2023-11-21 18:43:02,578 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:02" (1/1) ... [2023-11-21 18:43:02,579 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:02" (1/1) ... [2023-11-21 18:43:02,653 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:02" (1/1) ... [2023-11-21 18:43:02,668 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:02" (1/1) ... [2023-11-21 18:43:02,674 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:02" (1/1) ... [2023-11-21 18:43:02,681 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:02" (1/1) ... [2023-11-21 18:43:02,694 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:43:02,695 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:43:02,695 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:43:02,695 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:43:02,696 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:02" (1/1) ... [2023-11-21 18:43:02,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:02,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744c774b-73ac-4d9c-acbd-d648bd2c6990/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:43:02,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744c774b-73ac-4d9c-acbd-d648bd2c6990/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:43:02,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744c774b-73ac-4d9c-acbd-d648bd2c6990/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:43:02,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:43:02,786 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:43:02,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:43:02,786 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 18:43:02,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:43:02,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:43:02,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:43:02,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:43:02,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:43:02,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:43:02,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:43:02,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:43:02,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:43:02,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:43:03,022 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:43:03,025 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:43:04,760 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:43:06,534 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:43:06,535 INFO L308 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-21 18:43:06,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:06 BoogieIcfgContainer [2023-11-21 18:43:06,537 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:43:06,538 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:43:06,539 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:43:06,549 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:43:06,549 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:06" (1/1) ... [2023-11-21 18:43:06,559 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:43:06,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:06,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 125 states and 206 transitions. [2023-11-21 18:43:06,637 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 206 transitions. [2023-11-21 18:43:06,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:43:06,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:06,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:06,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:43:06,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:06,946 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 18:43:06,965 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 18:43:07,022 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:07,024 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-21 18:43:07,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:07,032 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 [2023-11-21 18:43:07,042 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 18:43:07,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:07,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 128 states and 211 transitions. [2023-11-21 18:43:07,121 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 211 transitions. [2023-11-21 18:43:07,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:43:07,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:07,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:07,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:07,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:43:07,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:07,209 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 18:43:07,217 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 18:43:07,246 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:43:07,247 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-21 18:43:07,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:43:07,254 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 [2023-11-21 18:43:07,261 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 18:43:07,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:07,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 129 states and 212 transitions. [2023-11-21 18:43:07,281 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 212 transitions. [2023-11-21 18:43:07,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:43:07,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:07,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:07,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:07,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:07,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:07,369 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 18:43:07,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:07,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 129 states and 210 transitions. [2023-11-21 18:43:07,377 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 210 transitions. [2023-11-21 18:43:07,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:43:07,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:07,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:07,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:07,454 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 18:43:07,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:07,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 129 states and 207 transitions. [2023-11-21 18:43:07,463 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 207 transitions. [2023-11-21 18:43:07,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:43:07,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:07,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:07,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:07,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:07,565 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 18:43:07,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:07,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 129 states and 203 transitions. [2023-11-21 18:43:07,572 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 203 transitions. [2023-11-21 18:43:07,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:43:07,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:07,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:07,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:07,644 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 18:43:07,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:07,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 129 states and 199 transitions. [2023-11-21 18:43:07,660 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 199 transitions. [2023-11-21 18:43:07,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:43:07,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:07,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:07,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:07,717 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 18:43:07,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:07,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 129 states and 197 transitions. [2023-11-21 18:43:07,723 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 197 transitions. [2023-11-21 18:43:07,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:43:07,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:07,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:07,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:07,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:07,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:07,907 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 18:43:07,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:07,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 129 states and 191 transitions. [2023-11-21 18:43:07,925 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 191 transitions. [2023-11-21 18:43:07,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:43:07,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:07,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:07,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:08,042 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 18:43:18,073 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 [] [2023-11-21 18:43:18,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:18,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 129 states and 189 transitions. [2023-11-21 18:43:18,091 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 189 transitions. [2023-11-21 18:43:18,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:43:18,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:18,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:18,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:18,301 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 18:43:18,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:18,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 133 states and 193 transitions. [2023-11-21 18:43:18,328 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 193 transitions. [2023-11-21 18:43:18,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:43:18,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:18,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:18,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:18,420 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 18:43:18,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:18,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 133 states and 189 transitions. [2023-11-21 18:43:18,430 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 189 transitions. [2023-11-21 18:43:18,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:43:18,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:18,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:18,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:18,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:18,607 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 18:43:28,627 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 18:43:28,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:28,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 133 states and 183 transitions. [2023-11-21 18:43:28,690 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 183 transitions. [2023-11-21 18:43:28,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:43:28,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:28,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:28,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:28,892 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 18:43:39,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:43:40,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:40,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 149 states and 202 transitions. [2023-11-21 18:43:40,087 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 202 transitions. [2023-11-21 18:43:40,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:43:40,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:40,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:40,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:40,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:43:40,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:40,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:50,635 WARN L539 Checker$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 18:43:53,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.10s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:43:53,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:53,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 162 states and 217 transitions. [2023-11-21 18:43:53,774 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 217 transitions. [2023-11-21 18:43:53,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:43:53,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:53,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:53,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:53,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:54,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:54,011 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 18:43:54,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:54,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 162 states and 215 transitions. [2023-11-21 18:43:54,027 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 215 transitions. [2023-11-21 18:43:54,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:43:54,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:54,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:54,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:54,105 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 18:44:04,118 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 18:44:04,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:04,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 162 states and 213 transitions. [2023-11-21 18:44:04,134 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 213 transitions. [2023-11-21 18:44:04,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:44:04,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:04,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:04,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:04,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.