./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test3-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_f30fc2d3-4e6b-4147-9f9e-f903d22b0c35/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30fc2d3-4e6b-4147-9f9e-f903d22b0c35/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30fc2d3-4e6b-4147-9f9e-f903d22b0c35/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30fc2d3-4e6b-4147-9f9e-f903d22b0c35/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30fc2d3-4e6b-4147-9f9e-f903d22b0c35/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30fc2d3-4e6b-4147-9f9e-f903d22b0c35/bin/ukojak-verify-1t5iHCbJaC --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 be29e8161f6a6b8e8b181f151bf5388e6a9e3237ae426f572d4ceda403cee9b8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:16:48,784 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:16:48,907 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30fc2d3-4e6b-4147-9f9e-f903d22b0c35/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:16:48,923 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:16:48,923 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:16:48,963 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:16:48,964 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:16:48,965 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:16:48,966 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:16:48,971 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:16:48,972 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:16:48,972 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:16:48,973 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:16:48,974 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:16:48,976 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:16:48,976 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:16:48,977 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:16:48,977 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:16:48,977 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:16:48,978 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:16:48,978 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:16:48,979 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:16:48,979 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:16:48,980 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:16:48,981 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:16:48,981 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:16:48,981 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:16:48,982 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:16:48,982 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:16:48,983 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:16:48,984 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:16:48,984 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:16:48,984 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:16:48,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:16:48,985 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:16:48,985 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_f30fc2d3-4e6b-4147-9f9e-f903d22b0c35/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30fc2d3-4e6b-4147-9f9e-f903d22b0c35/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be29e8161f6a6b8e8b181f151bf5388e6a9e3237ae426f572d4ceda403cee9b8 [2023-11-23 20:16:49,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:16:49,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:16:49,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:16:49,305 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:16:49,305 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:16:49,307 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30fc2d3-4e6b-4147-9f9e-f903d22b0c35/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test3-2.i [2023-11-23 20:16:52,542 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:16:52,973 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:16:52,973 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30fc2d3-4e6b-4147-9f9e-f903d22b0c35/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test3-2.i [2023-11-23 20:16:53,005 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30fc2d3-4e6b-4147-9f9e-f903d22b0c35/bin/ukojak-verify-1t5iHCbJaC/data/c92ae20fd/1a7bffa7b57c411e9f4f4e8c40a254eb/FLAGfd112ce90 [2023-11-23 20:16:53,027 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30fc2d3-4e6b-4147-9f9e-f903d22b0c35/bin/ukojak-verify-1t5iHCbJaC/data/c92ae20fd/1a7bffa7b57c411e9f4f4e8c40a254eb [2023-11-23 20:16:53,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:16:53,037 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:16:53,040 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:16:53,041 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:16:53,048 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:16:53,049 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:16:53" (1/1) ... [2023-11-23 20:16:53,051 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7595a1f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:53, skipping insertion in model container [2023-11-23 20:16:53,051 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:16:53" (1/1) ... [2023-11-23 20:16:53,144 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:16:53,469 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:16:53,804 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:16:53,821 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:16:53,851 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:16:53,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:16:54,069 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:54,070 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:54,077 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:16:54,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:54 WrapperNode [2023-11-23 20:16:54,078 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:16:54,079 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:16:54,080 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:16:54,080 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:16:54,088 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:54" (1/1) ... [2023-11-23 20:16:54,134 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:54" (1/1) ... [2023-11-23 20:16:54,242 INFO L138 Inliner]: procedures = 178, calls = 334, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1514 [2023-11-23 20:16:54,243 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:16:54,244 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:16:54,244 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:16:54,244 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:16:54,255 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:54" (1/1) ... [2023-11-23 20:16:54,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:54" (1/1) ... [2023-11-23 20:16:54,271 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:54" (1/1) ... [2023-11-23 20:16:54,272 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:54" (1/1) ... [2023-11-23 20:16:54,354 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:54" (1/1) ... [2023-11-23 20:16:54,385 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:54" (1/1) ... [2023-11-23 20:16:54,395 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:54" (1/1) ... [2023-11-23 20:16:54,411 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:54" (1/1) ... [2023-11-23 20:16:54,438 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:16:54,440 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:16:54,440 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:16:54,440 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:16:54,441 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:54" (1/1) ... [2023-11-23 20:16:54,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:16:54,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30fc2d3-4e6b-4147-9f9e-f903d22b0c35/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:16:54,474 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30fc2d3-4e6b-4147-9f9e-f903d22b0c35/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:16:54,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30fc2d3-4e6b-4147-9f9e-f903d22b0c35/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:16:54,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:16:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:16:54,519 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:16:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:16:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:16:54,520 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:16:54,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:16:54,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:16:54,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:16:54,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:16:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 20:16:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:16:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:16:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:16:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:16:54,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:16:54,832 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:16:54,839 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:16:56,729 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:16:58,475 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:16:58,475 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-23 20:16:58,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:16:58 BoogieIcfgContainer [2023-11-23 20:16:58,477 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:16:58,478 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:16:58,478 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:16:58,489 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:16:58,489 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:16:58" (1/1) ... [2023-11-23 20:16:58,499 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:16:58,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:58,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 146 states and 240 transitions. [2023-11-23 20:16:58,565 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 240 transitions. [2023-11-23 20:16:58,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:16:58,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:58,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:58,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:58,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:16:58,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:58,913 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 [2023-11-23 20:16:58,961 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 [2023-11-23 20:16:59,012 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:16:59,014 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-23 20:16:59,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:16:59,023 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 [2023-11-23 20:16:59,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:59,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:59,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 149 states and 245 transitions. [2023-11-23 20:16:59,121 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 245 transitions. [2023-11-23 20:16:59,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:16:59,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:59,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:59,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:16:59,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:59,223 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 [2023-11-23 20:16:59,234 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 [2023-11-23 20:16:59,270 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:16:59,272 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-23 20:16:59,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:16:59,280 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 [2023-11-23 20:16:59,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:59,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:59,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 150 states and 246 transitions. [2023-11-23 20:16:59,398 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 246 transitions. [2023-11-23 20:16:59,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:16:59,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:59,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:59,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:59,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:16:59,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:59,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:59,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:59,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 150 states and 244 transitions. [2023-11-23 20:16:59,559 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 244 transitions. [2023-11-23 20:16:59,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:16:59,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:59,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:59,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:59,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:16:59,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:59,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:59,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:59,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 150 states and 240 transitions. [2023-11-23 20:16:59,710 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 240 transitions. [2023-11-23 20:16:59,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:16:59,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:59,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:59,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:59,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:59,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:59,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 150 states and 235 transitions. [2023-11-23 20:16:59,855 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 235 transitions. [2023-11-23 20:16:59,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:16:59,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:59,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:59,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:16:59,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:59,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 150 states and 231 transitions. [2023-11-23 20:16:59,913 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 231 transitions. [2023-11-23 20:16:59,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:16:59,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:59,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:00,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:00,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:17:00,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:00,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:00,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:00,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 150 states and 225 transitions. [2023-11-23 20:17:00,070 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 225 transitions. [2023-11-23 20:17:00,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:17:00,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:00,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:00,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:00,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:00,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:00,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 150 states and 223 transitions. [2023-11-23 20:17:00,156 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 223 transitions. [2023-11-23 20:17:00,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:17:00,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:00,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:00,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:00,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:01,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:17:01,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:01,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 150 states and 221 transitions. [2023-11-23 20:17:01,916 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 221 transitions. [2023-11-23 20:17:01,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:17:01,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:01,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:02,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:02,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:02,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:02,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 150 states and 220 transitions. [2023-11-23 20:17:02,298 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 220 transitions. [2023-11-23 20:17:02,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:17:02,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:02,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:02,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:02,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:17:02,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:02,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:12,520 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 [] [2023-11-23 20:17:12,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:12,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 150 states and 214 transitions. [2023-11-23 20:17:12,563 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 214 transitions. [2023-11-23 20:17:12,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:17:12,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:12,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:12,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:12,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:12,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:12,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 154 states and 218 transitions. [2023-11-23 20:17:12,764 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 218 transitions. [2023-11-23 20:17:12,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:17:12,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:12,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:12,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:12,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:12,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:12,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 154 states and 214 transitions. [2023-11-23 20:17:12,871 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 214 transitions. [2023-11-23 20:17:12,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:17:12,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:12,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:13,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:13,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:17:13,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:13,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:23,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:17:25,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:17:25,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:25,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 154 states and 211 transitions. [2023-11-23 20:17:25,160 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 211 transitions. [2023-11-23 20:17:25,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:17:25,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:25,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:25,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:17:25,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:25,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:17:35,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:17:35,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:35,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 154 states and 209 transitions. [2023-11-23 20:17:35,462 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 209 transitions. [2023-11-23 20:17:35,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:17:35,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:35,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:35,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:35,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:17:35,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:35,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:17:45,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:17:55,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []