./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_fc2093ff-9aa3-4051-ae42-cad8ca945d54/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2093ff-9aa3-4051-ae42-cad8ca945d54/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2093ff-9aa3-4051-ae42-cad8ca945d54/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2093ff-9aa3-4051-ae42-cad8ca945d54/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2093ff-9aa3-4051-ae42-cad8ca945d54/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2093ff-9aa3-4051-ae42-cad8ca945d54/bin/ukojak-verify-0OAaufAVZV --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 ca0a592612bf67ed64c0cb4dbe07151d7191a8039e0f3c4eacc12cd10ecaa237 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:49:25,873 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:49:25,948 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2093ff-9aa3-4051-ae42-cad8ca945d54/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:49:25,954 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:49:25,955 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:49:25,982 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:49:25,983 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:49:25,984 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:49:25,985 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:49:25,986 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:49:25,986 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:49:25,987 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:49:25,988 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:49:25,988 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:49:25,989 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:49:25,990 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:49:25,990 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:49:25,991 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:49:25,991 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:49:25,992 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:49:25,993 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:49:25,994 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:49:25,994 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:49:25,995 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:49:25,995 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:49:25,996 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:49:25,997 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:49:25,997 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:25,998 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:49:25,998 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:49:25,999 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:49:25,999 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:49:26,000 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:49:26,000 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:49:26,001 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_fc2093ff-9aa3-4051-ae42-cad8ca945d54/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2093ff-9aa3-4051-ae42-cad8ca945d54/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca0a592612bf67ed64c0cb4dbe07151d7191a8039e0f3c4eacc12cd10ecaa237 [2023-11-11 23:49:26,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:49:26,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:49:26,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:49:26,359 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:49:26,360 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:49:26,362 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2093ff-9aa3-4051-ae42-cad8ca945d54/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i [2023-11-11 23:49:29,529 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:49:29,883 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:49:29,884 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2093ff-9aa3-4051-ae42-cad8ca945d54/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i [2023-11-11 23:49:29,902 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2093ff-9aa3-4051-ae42-cad8ca945d54/bin/ukojak-verify-0OAaufAVZV/data/66b72572e/aff15b3382ce428c86fb9d37e15903fb/FLAGd71283326 [2023-11-11 23:49:29,917 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2093ff-9aa3-4051-ae42-cad8ca945d54/bin/ukojak-verify-0OAaufAVZV/data/66b72572e/aff15b3382ce428c86fb9d37e15903fb [2023-11-11 23:49:29,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:49:29,921 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:49:29,922 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:29,922 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:49:29,933 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:49:29,933 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:29" (1/1) ... [2023-11-11 23:49:29,934 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7238d5bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:29, skipping insertion in model container [2023-11-11 23:49:29,935 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:29" (1/1) ... [2023-11-11 23:49:30,015 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:49:30,584 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:30,599 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:49:30,717 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:30,785 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:49:30,793 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:49:30,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:30 WrapperNode [2023-11-11 23:49:30,794 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:30,795 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:30,795 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:49:30,796 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:49:30,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:30" (1/1) ... [2023-11-11 23:49:30,856 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:30" (1/1) ... [2023-11-11 23:49:30,962 INFO L138 Inliner]: procedures = 177, calls = 299, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1335 [2023-11-11 23:49:30,963 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:30,964 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:49:30,964 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:49:30,964 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:49:30,981 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:30" (1/1) ... [2023-11-11 23:49:30,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:30" (1/1) ... [2023-11-11 23:49:30,997 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:30" (1/1) ... [2023-11-11 23:49:31,003 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:30" (1/1) ... [2023-11-11 23:49:31,083 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:30" (1/1) ... [2023-11-11 23:49:31,099 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:30" (1/1) ... [2023-11-11 23:49:31,105 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:30" (1/1) ... [2023-11-11 23:49:31,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:30" (1/1) ... [2023-11-11 23:49:31,126 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:49:31,127 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:49:31,128 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:49:31,128 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:49:31,129 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:30" (1/1) ... [2023-11-11 23:49:31,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:31,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2093ff-9aa3-4051-ae42-cad8ca945d54/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:49:31,178 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2093ff-9aa3-4051-ae42-cad8ca945d54/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:49:31,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2093ff-9aa3-4051-ae42-cad8ca945d54/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:49:31,222 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-11 23:49:31,222 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-11 23:49:31,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:49:31,222 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:49:31,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:49:31,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:49:31,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-11 23:49:31,224 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-11 23:49:31,224 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2023-11-11 23:49:31,225 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2023-11-11 23:49:31,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:49:31,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:49:31,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:49:31,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:49:31,225 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-11 23:49:31,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:49:31,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:49:31,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:49:31,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:49:31,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:49:31,508 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:49:31,511 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:49:33,300 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:49:34,986 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:49:34,986 INFO L302 CfgBuilder]: Removed 62 assume(true) statements. [2023-11-11 23:49:34,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:34 BoogieIcfgContainer [2023-11-11 23:49:34,990 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:49:34,992 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:49:34,992 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:49:35,003 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:49:35,003 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:34" (1/1) ... [2023-11-11 23:49:35,016 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:49:35,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:35,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 172 states and 284 transitions. [2023-11-11 23:49:35,106 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 284 transitions. [2023-11-11 23:49:35,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:49:35,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:35,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:35,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:35,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-11 23:49:35,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:35,416 INFO L351 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 [2023-11-11 23:49:35,490 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:49:35,531 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-11 23:49:35,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:49:35,545 INFO L351 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 [2023-11-11 23:49:35,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:35,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:35,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2023-11-11 23:49:35,641 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2023-11-11 23:49:35,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:49:35,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:35,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:35,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:35,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-11 23:49:35,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:35,740 INFO L351 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 [2023-11-11 23:49:35,767 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:49:35,768 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-11 23:49:35,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:49:35,775 INFO L351 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 [2023-11-11 23:49:35,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:35,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:35,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2023-11-11 23:49:35,809 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2023-11-11 23:49:35,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:49:35,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:35,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:35,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:35,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:49:35,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:35,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:35,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:35,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 176 states and 288 transitions. [2023-11-11 23:49:35,925 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 288 transitions. [2023-11-11 23:49:35,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:49:35,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:35,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:35,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:36,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:36,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:36,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 176 states and 282 transitions. [2023-11-11 23:49:36,373 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 282 transitions. [2023-11-11 23:49:36,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:49:36,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:36,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:36,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:36,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:49:36,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:36,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:36,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:36,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 176 states and 278 transitions. [2023-11-11 23:49:36,467 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 278 transitions. [2023-11-11 23:49:36,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:49:36,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:36,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:36,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:36,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:49:36,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:36,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:36,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:36,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 176 states and 272 transitions. [2023-11-11 23:49:36,581 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 272 transitions. [2023-11-11 23:49:36,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:49:36,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:36,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:36,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:36,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:49:36,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:36,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:46,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:49:46,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:46,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 176 states and 266 transitions. [2023-11-11 23:49:46,969 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 266 transitions. [2023-11-11 23:49:46,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:49:46,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:46,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:47,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:47,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:49:47,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:47,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:57,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:50:07,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:50:17,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:50:27,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:50:28,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:28,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 209 states and 309 transitions. [2023-11-11 23:50:28,254 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 309 transitions. [2023-11-11 23:50:28,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:50:28,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:28,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:28,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:50:28,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:28,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:28,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:28,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 209 states and 307 transitions. [2023-11-11 23:50:28,520 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 307 transitions. [2023-11-11 23:50:28,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:50:28,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:28,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:28,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:28,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:50:28,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:28,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.