./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458a9244-ea37-4fe3-a5e7-f5bf0b908bd6/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458a9244-ea37-4fe3-a5e7-f5bf0b908bd6/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_458a9244-ea37-4fe3-a5e7-f5bf0b908bd6/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458a9244-ea37-4fe3-a5e7-f5bf0b908bd6/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458a9244-ea37-4fe3-a5e7-f5bf0b908bd6/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_458a9244-ea37-4fe3-a5e7-f5bf0b908bd6/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 58fb5e591c63ebc056bfb6417ddf45efba9827c2f78526eb3c8a68d018ffd43a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:44:42,631 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:44:42,755 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458a9244-ea37-4fe3-a5e7-f5bf0b908bd6/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:44:42,762 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:44:42,763 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:44:42,802 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:44:42,803 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:44:42,803 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:44:42,804 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:44:42,809 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:44:42,810 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:44:42,810 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:44:42,811 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:44:42,813 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:44:42,813 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:44:42,814 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:44:42,814 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:44:42,814 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:44:42,815 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:44:42,815 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:44:42,816 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:44:42,816 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:44:42,817 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:44:42,819 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:44:42,819 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:44:42,820 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:44:42,820 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:44:42,821 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:44:42,821 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:44:42,822 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:44:42,823 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:44:42,824 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:44:42,824 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:44:42,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:44:42,824 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:44:42,825 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_458a9244-ea37-4fe3-a5e7-f5bf0b908bd6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458a9244-ea37-4fe3-a5e7-f5bf0b908bd6/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58fb5e591c63ebc056bfb6417ddf45efba9827c2f78526eb3c8a68d018ffd43a [2023-11-21 18:44:43,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:44:43,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:44:43,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:44:43,176 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:44:43,177 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:44:43,179 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458a9244-ea37-4fe3-a5e7-f5bf0b908bd6/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i [2023-11-21 18:44:46,298 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:44:46,697 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:44:46,698 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458a9244-ea37-4fe3-a5e7-f5bf0b908bd6/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i [2023-11-21 18:44:46,716 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458a9244-ea37-4fe3-a5e7-f5bf0b908bd6/bin/ukojak-verify-i0I2FZA1j2/data/9d781efcb/458cbda6fd41401ab54077ed269378d7/FLAG7a0086715 [2023-11-21 18:44:46,731 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458a9244-ea37-4fe3-a5e7-f5bf0b908bd6/bin/ukojak-verify-i0I2FZA1j2/data/9d781efcb/458cbda6fd41401ab54077ed269378d7 [2023-11-21 18:44:46,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:44:46,735 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:44:46,737 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:44:46,737 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:44:46,743 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:44:46,743 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:44:46" (1/1) ... [2023-11-21 18:44:46,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f48c4ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:46, skipping insertion in model container [2023-11-21 18:44:46,745 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:44:46" (1/1) ... [2023-11-21 18:44:46,838 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:44:47,527 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:44:47,546 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:44:47,631 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:44:47,668 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:47,676 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:44:47,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:47 WrapperNode [2023-11-21 18:44:47,676 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:44:47,678 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:44:47,678 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:44:47,678 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:44:47,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:47" (1/1) ... [2023-11-21 18:44:47,750 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:47" (1/1) ... [2023-11-21 18:44:47,825 INFO L138 Inliner]: procedures = 177, calls = 299, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1335 [2023-11-21 18:44:47,826 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:44:47,826 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:44:47,826 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:44:47,827 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:44:47,841 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:47" (1/1) ... [2023-11-21 18:44:47,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:47" (1/1) ... [2023-11-21 18:44:47,885 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:47" (1/1) ... [2023-11-21 18:44:47,887 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:47" (1/1) ... [2023-11-21 18:44:47,985 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:47" (1/1) ... [2023-11-21 18:44:48,001 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:47" (1/1) ... [2023-11-21 18:44:48,007 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:47" (1/1) ... [2023-11-21 18:44:48,015 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:47" (1/1) ... [2023-11-21 18:44:48,027 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:44:48,028 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:44:48,029 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:44:48,029 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:44:48,030 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:47" (1/1) ... [2023-11-21 18:44:48,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:44:48,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458a9244-ea37-4fe3-a5e7-f5bf0b908bd6/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:44:48,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458a9244-ea37-4fe3-a5e7-f5bf0b908bd6/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:44:48,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_458a9244-ea37-4fe3-a5e7-f5bf0b908bd6/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:44:48,119 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-21 18:44:48,120 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-21 18:44:48,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:44:48,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:44:48,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:44:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:44:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:44:48,121 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:44:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2023-11-21 18:44:48,122 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2023-11-21 18:44:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:44:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:44:48,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:44:48,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:44:48,123 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 18:44:48,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:44:48,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:44:48,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:44:48,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:44:48,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:44:48,373 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:44:48,375 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:44:50,071 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:44:52,038 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:44:52,038 INFO L308 CfgBuilder]: Removed 62 assume(true) statements. [2023-11-21 18:44:52,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:44:52 BoogieIcfgContainer [2023-11-21 18:44:52,040 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:44:52,042 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:44:52,042 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:44:52,053 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:44:52,054 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:44:52" (1/1) ... [2023-11-21 18:44:52,064 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:44:52,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:52,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 172 states and 284 transitions. [2023-11-21 18:44:52,156 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 284 transitions. [2023-11-21 18:44:52,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:44:52,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:52,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:52,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:52,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:44:52,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:52,468 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 18:44:52,533 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:52,535 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-21 18:44:52,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:52,545 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 18:44:52,553 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 18:44:52,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:52,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2023-11-21 18:44:52,627 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2023-11-21 18:44:52,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:44:52,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:52,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:52,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:44:52,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:52,765 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 18:44:52,804 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:44:52,806 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-21 18:44:52,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:44:52,813 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 18:44:52,824 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 18:44:52,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:52,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2023-11-21 18:44:52,847 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2023-11-21 18:44:52,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:44:52,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:52,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:52,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:44:52,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:52,986 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 18:44:52,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:52,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 176 states and 288 transitions. [2023-11-21 18:44:52,998 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 288 transitions. [2023-11-21 18:44:53,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:44:53,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:53,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:53,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:53,288 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 18:44:53,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:53,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 176 states and 282 transitions. [2023-11-21 18:44:53,405 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 282 transitions. [2023-11-21 18:44:53,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:44:53,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:53,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:53,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:53,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:44:53,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:53,543 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 18:44:53,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:53,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 176 states and 278 transitions. [2023-11-21 18:44:53,559 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 278 transitions. [2023-11-21 18:44:53,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:44:53,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:53,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:53,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:53,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:44:53,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:53,673 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 18:44:53,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:53,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 176 states and 272 transitions. [2023-11-21 18:44:53,687 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 272 transitions. [2023-11-21 18:44:53,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:44:53,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:53,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:53,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:53,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:44:53,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:53,891 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 18:45:03,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:45:03,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:03,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 176 states and 266 transitions. [2023-11-21 18:45:03,956 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 266 transitions. [2023-11-21 18:45:03,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:45:03,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:03,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:04,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:45:04,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:45:04,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:14,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:45:24,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:45:34,824 WARN L539 Checker$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 18:45:35,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:35,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 201 states and 299 transitions. [2023-11-21 18:45:35,035 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 299 transitions. [2023-11-21 18:45:35,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:45:35,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:35,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:35,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:35,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:45:35,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:45:35,294 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 18:45:45,310 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 18:45:45,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:45,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 201 states and 297 transitions. [2023-11-21 18:45:45,337 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 297 transitions. [2023-11-21 18:45:45,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:45:45,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:45,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:45,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:45,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:45:45,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:45:45,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.