./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test3-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191847f6-fe63-4eb7-81e2-ea9dd1edff5e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191847f6-fe63-4eb7-81e2-ea9dd1edff5e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191847f6-fe63-4eb7-81e2-ea9dd1edff5e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191847f6-fe63-4eb7-81e2-ea9dd1edff5e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191847f6-fe63-4eb7-81e2-ea9dd1edff5e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191847f6-fe63-4eb7-81e2-ea9dd1edff5e/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cb5220aa49e6d5ce07adbf2b5e67e7c8f277342987ef62ca05a827d2ae217f75 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:40:17,781 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:40:17,852 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191847f6-fe63-4eb7-81e2-ea9dd1edff5e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:40:17,857 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:40:17,858 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:40:17,884 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:40:17,885 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:40:17,886 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:40:17,887 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:40:17,887 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:40:17,888 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:40:17,888 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:40:17,889 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:40:17,890 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:40:17,890 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:40:17,891 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:40:17,891 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:40:17,892 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:40:17,892 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:40:17,893 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:40:17,893 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:40:17,901 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:40:17,902 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:40:17,902 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:40:17,903 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:40:17,903 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:40:17,904 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:40:17,904 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:40:17,905 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:17,905 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:40:17,906 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:40:17,907 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:40:17,907 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:40:17,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:40:17,908 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:40:17,908 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_191847f6-fe63-4eb7-81e2-ea9dd1edff5e/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191847f6-fe63-4eb7-81e2-ea9dd1edff5e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb5220aa49e6d5ce07adbf2b5e67e7c8f277342987ef62ca05a827d2ae217f75 [2023-11-19 03:40:18,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:40:18,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:40:18,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:40:18,206 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:40:18,207 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:40:18,209 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191847f6-fe63-4eb7-81e2-ea9dd1edff5e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test3-2.i [2023-11-19 03:40:21,376 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:40:21,712 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:40:21,713 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191847f6-fe63-4eb7-81e2-ea9dd1edff5e/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test3-2.i [2023-11-19 03:40:21,734 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191847f6-fe63-4eb7-81e2-ea9dd1edff5e/bin/ukojak-verify-G8NBE6pJGL/data/99397bb2d/2a9a52c237f04d5792c5c7b4f527a39a/FLAG6b7dfcd53 [2023-11-19 03:40:21,751 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191847f6-fe63-4eb7-81e2-ea9dd1edff5e/bin/ukojak-verify-G8NBE6pJGL/data/99397bb2d/2a9a52c237f04d5792c5c7b4f527a39a [2023-11-19 03:40:21,759 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:40:21,763 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:40:21,766 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:21,767 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:40:21,775 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:40:21,775 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:21" (1/1) ... [2023-11-19 03:40:21,776 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72a161c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:21, skipping insertion in model container [2023-11-19 03:40:21,777 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:21" (1/1) ... [2023-11-19 03:40:21,873 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:40:22,108 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:40:22,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:22,455 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:40:22,488 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:40:22,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:22,686 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:40:22,689 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:40:22,695 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:40:22,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:22 WrapperNode [2023-11-19 03:40:22,696 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:22,697 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:22,697 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:40:22,697 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:40:22,705 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:22" (1/1) ... [2023-11-19 03:40:22,743 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:22" (1/1) ... [2023-11-19 03:40:22,857 INFO L138 Inliner]: procedures = 178, calls = 334, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1514 [2023-11-19 03:40:22,857 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:22,858 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:40:22,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:40:22,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:40:22,868 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:22" (1/1) ... [2023-11-19 03:40:22,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:22" (1/1) ... [2023-11-19 03:40:22,884 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:22" (1/1) ... [2023-11-19 03:40:22,884 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:22" (1/1) ... [2023-11-19 03:40:22,954 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:22" (1/1) ... [2023-11-19 03:40:22,998 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:22" (1/1) ... [2023-11-19 03:40:23,004 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:22" (1/1) ... [2023-11-19 03:40:23,013 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:22" (1/1) ... [2023-11-19 03:40:23,034 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:40:23,035 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:40:23,035 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:40:23,035 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:40:23,036 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:22" (1/1) ... [2023-11-19 03:40:23,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:23,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191847f6-fe63-4eb7-81e2-ea9dd1edff5e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:40:23,088 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191847f6-fe63-4eb7-81e2-ea9dd1edff5e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:40:23,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191847f6-fe63-4eb7-81e2-ea9dd1edff5e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:40:23,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:40:23,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:40:23,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:40:23,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:40:23,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:40:23,139 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:40:23,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:40:23,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:40:23,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:40:23,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:40:23,140 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:40:23,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:40:23,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:40:23,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:40:23,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:40:23,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:40:23,416 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:40:23,418 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:40:24,942 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:40:26,914 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:40:26,915 INFO L302 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-19 03:40:26,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:26 BoogieIcfgContainer [2023-11-19 03:40:26,924 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:40:26,925 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:40:26,925 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:40:26,935 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:40:26,936 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:26" (1/1) ... [2023-11-19 03:40:26,954 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:40:27,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:27,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 146 states and 240 transitions. [2023-11-19 03:40:27,027 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 240 transitions. [2023-11-19 03:40:27,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:40:27,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:27,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:27,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:27,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:40:27,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:27,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-19 03:40:27,370 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:40:27,372 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-19 03:40:27,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:40:27,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2023-11-19 03:40:27,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:27,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:27,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 149 states and 245 transitions. [2023-11-19 03:40:27,472 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 245 transitions. [2023-11-19 03:40:27,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:40:27,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:27,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:27,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:27,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:40:27,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:27,566 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-19 03:40:27,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-19 03:40:27,627 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:40:27,627 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 03:40:27,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:40:27,634 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-19 03:40:27,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:27,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:27,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 152 states and 251 transitions. [2023-11-19 03:40:27,906 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 251 transitions. [2023-11-19 03:40:27,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:40:27,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:27,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:28,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:28,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:40:28,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:28,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:28,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:28,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 152 states and 249 transitions. [2023-11-19 03:40:28,058 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 249 transitions. [2023-11-19 03:40:28,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:40:28,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:28,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:28,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:40:28,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:28,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:28,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:28,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 152 states and 245 transitions. [2023-11-19 03:40:28,201 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 245 transitions. [2023-11-19 03:40:28,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:40:28,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:28,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:28,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:28,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:28,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:28,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 152 states and 240 transitions. [2023-11-19 03:40:28,318 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 240 transitions. [2023-11-19 03:40:28,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:40:28,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:28,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:28,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:28,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:28,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:28,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 152 states and 236 transitions. [2023-11-19 03:40:28,384 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 236 transitions. [2023-11-19 03:40:28,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:40:28,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:28,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:28,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:40:28,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:28,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:28,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:28,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 152 states and 230 transitions. [2023-11-19 03:40:28,498 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 230 transitions. [2023-11-19 03:40:28,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:40:28,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:28,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:28,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:28,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:28,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:28,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 152 states and 228 transitions. [2023-11-19 03:40:28,565 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 228 transitions. [2023-11-19 03:40:28,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:40:28,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:28,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:28,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:32,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:40:32,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:32,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 152 states and 226 transitions. [2023-11-19 03:40:32,746 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 226 transitions. [2023-11-19 03:40:32,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:40:32,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:32,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:32,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:33,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:33,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 152 states and 225 transitions. [2023-11-19 03:40:33,033 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 225 transitions. [2023-11-19 03:40:33,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:40:33,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:33,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:33,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:33,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:40:33,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:33,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:43,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:40:43,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:43,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 152 states and 219 transitions. [2023-11-19 03:40:43,316 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 219 transitions. [2023-11-19 03:40:43,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:40:43,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:43,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:43,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:43,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:43,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:43,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 156 states and 223 transitions. [2023-11-19 03:40:43,522 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 223 transitions. [2023-11-19 03:40:43,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:40:43,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:43,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:43,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:43,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:43,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:43,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 156 states and 219 transitions. [2023-11-19 03:40:43,610 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 219 transitions. [2023-11-19 03:40:43,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:40:43,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:43,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:43,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:43,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:40:43,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:44,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:54,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:41:00,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.59s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:41:10,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:41:20,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:41:20,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:20,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 171 states and 240 transitions. [2023-11-19 03:41:20,339 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 240 transitions. [2023-11-19 03:41:20,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:41:20,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:20,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:20,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:20,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:41:20,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:20,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:20,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:20,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 171 states and 238 transitions. [2023-11-19 03:41:20,579 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 238 transitions. [2023-11-19 03:41:20,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:41:20,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:20,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:20,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:20,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:41:20,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:20,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:20,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:20,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 171 states and 236 transitions. [2023-11-19 03:41:20,795 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 236 transitions. [2023-11-19 03:41:20,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:41:20,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:20,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:21,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:21,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:41:21,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:21,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.