./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.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_af4cee2b-975a-41ef-9285-846d8c547b3c/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4cee2b-975a-41ef-9285-846d8c547b3c/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_af4cee2b-975a-41ef-9285-846d8c547b3c/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4cee2b-975a-41ef-9285-846d8c547b3c/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4cee2b-975a-41ef-9285-846d8c547b3c/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_af4cee2b-975a-41ef-9285-846d8c547b3c/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 f6bf6d70eb07e52125f91259e05d2dabd63dc1b16a64b1f25a229511f6ff83f8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:54:20,632 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:54:20,727 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4cee2b-975a-41ef-9285-846d8c547b3c/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:54:20,735 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:54:20,736 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:54:20,788 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:54:20,789 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:54:20,790 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:54:20,791 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:54:20,792 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:54:20,793 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:54:20,793 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:54:20,794 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:54:20,795 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:54:20,796 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:54:20,796 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:54:20,797 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:54:20,797 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:54:20,798 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:54:20,799 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:54:20,799 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:54:20,800 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:54:20,801 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:54:20,801 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:54:20,802 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:54:20,802 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:54:20,803 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:54:20,803 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:20,804 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:54:20,805 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:54:20,805 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:54:20,806 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:54:20,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:54:20,807 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:54:20,807 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_af4cee2b-975a-41ef-9285-846d8c547b3c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4cee2b-975a-41ef-9285-846d8c547b3c/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6bf6d70eb07e52125f91259e05d2dabd63dc1b16a64b1f25a229511f6ff83f8 [2023-11-11 23:54:21,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:54:21,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:54:21,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:54:21,246 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:54:21,247 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:54:21,248 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4cee2b-975a-41ef-9285-846d8c547b3c/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i [2023-11-11 23:54:24,396 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:54:24,761 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:54:24,762 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4cee2b-975a-41ef-9285-846d8c547b3c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i [2023-11-11 23:54:24,834 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4cee2b-975a-41ef-9285-846d8c547b3c/bin/ukojak-verify-0OAaufAVZV/data/f91b40c7a/d64d5932105642b98404690ce9e65292/FLAG0343c988e [2023-11-11 23:54:24,873 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4cee2b-975a-41ef-9285-846d8c547b3c/bin/ukojak-verify-0OAaufAVZV/data/f91b40c7a/d64d5932105642b98404690ce9e65292 [2023-11-11 23:54:24,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:54:24,877 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:54:24,878 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:24,879 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:54:24,884 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:54:24,885 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:24" (1/1) ... [2023-11-11 23:54:24,886 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e0de64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:24, skipping insertion in model container [2023-11-11 23:54:24,886 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:24" (1/1) ... [2023-11-11 23:54:24,982 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:54:25,681 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:25,694 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:54:25,866 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:25,909 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:25,916 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:54:25,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:25 WrapperNode [2023-11-11 23:54:25,917 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:25,919 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:25,919 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:54:25,919 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:54:25,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:25" (1/1) ... [2023-11-11 23:54:25,979 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:25" (1/1) ... [2023-11-11 23:54:26,090 INFO L138 Inliner]: procedures = 177, calls = 287, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1367 [2023-11-11 23:54:26,091 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:26,092 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:54:26,092 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:54:26,092 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:54:26,103 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:25" (1/1) ... [2023-11-11 23:54:26,103 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:25" (1/1) ... [2023-11-11 23:54:26,116 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:25" (1/1) ... [2023-11-11 23:54:26,117 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:25" (1/1) ... [2023-11-11 23:54:26,173 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:25" (1/1) ... [2023-11-11 23:54:26,191 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:25" (1/1) ... [2023-11-11 23:54:26,208 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:25" (1/1) ... [2023-11-11 23:54:26,221 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:25" (1/1) ... [2023-11-11 23:54:26,236 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:54:26,237 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:54:26,237 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:54:26,237 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:54:26,238 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:25" (1/1) ... [2023-11-11 23:54:26,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:26,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4cee2b-975a-41ef-9285-846d8c547b3c/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:54:26,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4cee2b-975a-41ef-9285-846d8c547b3c/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:54:26,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4cee2b-975a-41ef-9285-846d8c547b3c/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:54:26,425 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-11 23:54:26,425 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-11 23:54:26,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:54:26,426 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:54:26,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:54:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:54:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-11 23:54:26,428 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-11 23:54:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:54:26,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:54:26,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:54:26,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:54:26,429 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-11 23:54:26,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:54:26,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:54:26,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:54:26,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:54:26,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:54:26,707 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:54:26,709 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:54:28,420 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:54:30,050 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:54:30,050 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-11 23:54:30,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:30 BoogieIcfgContainer [2023-11-11 23:54:30,054 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:54:30,054 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:54:30,055 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:54:30,065 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:54:30,065 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:30" (1/1) ... [2023-11-11 23:54:30,075 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:54:30,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:30,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 147 states and 239 transitions. [2023-11-11 23:54:30,139 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 239 transitions. [2023-11-11 23:54:30,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:54:30,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:30,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:30,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:30,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:54:30,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:30,385 INFO L351 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 [2023-11-11 23:54:30,395 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 23:54:30,465 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:54:30,467 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-11 23:54:30,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:54:30,478 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 15 treesize of output 7 [2023-11-11 23:54:30,489 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 23:54:30,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:30,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 150 states and 244 transitions. [2023-11-11 23:54:30,560 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 244 transitions. [2023-11-11 23:54:30,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:54:30,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:30,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:30,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:54:30,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:30,722 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 23:54:30,777 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:54:30,779 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-11 23:54:30,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:54:30,791 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 15 treesize of output 7 [2023-11-11 23:54:30,799 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 23:54:30,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:30,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 153 states and 249 transitions. [2023-11-11 23:54:30,967 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 249 transitions. [2023-11-11 23:54:30,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:54:30,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:30,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:31,070 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 23:54:31,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:31,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 153 states and 248 transitions. [2023-11-11 23:54:31,092 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 248 transitions. [2023-11-11 23:54:31,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:54:31,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:31,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:31,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:31,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:54:31,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:31,198 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 23:54:31,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:31,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 153 states and 246 transitions. [2023-11-11 23:54:31,210 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 246 transitions. [2023-11-11 23:54:31,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:54:31,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:31,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:31,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:31,455 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 23:54:31,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:31,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 153 states and 245 transitions. [2023-11-11 23:54:31,604 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 245 transitions. [2023-11-11 23:54:31,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:54:31,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:31,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:31,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:31,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:54:31,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:31,684 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 23:54:31,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:31,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 153 states and 241 transitions. [2023-11-11 23:54:31,691 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 241 transitions. [2023-11-11 23:54:31,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:54:31,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:31,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:31,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:31,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:54:31,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:31,791 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 23:54:31,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:31,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 153 states and 235 transitions. [2023-11-11 23:54:31,799 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 235 transitions. [2023-11-11 23:54:31,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:54:31,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:31,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:31,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:54:31,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:31,974 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 23:54:41,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:54:42,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:42,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 153 states and 229 transitions. [2023-11-11 23:54:42,133 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 229 transitions. [2023-11-11 23:54:42,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:54:42,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:42,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:42,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:54:42,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:42,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:53,165 WARN L539 Checker$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 23:55:03,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:55:13,331 WARN L539 Checker$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 23:55:23,355 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 [] [2023-11-11 23:55:23,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:23,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 168 states and 248 transitions. [2023-11-11 23:55:23,411 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 248 transitions. [2023-11-11 23:55:23,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:55:23,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:23,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:23,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:23,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:55:23,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:23,643 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 23:55:23,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:23,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 168 states and 246 transitions. [2023-11-11 23:55:23,653 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 246 transitions. [2023-11-11 23:55:23,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:55:23,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:23,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:23,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:23,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:55:23,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:23,859 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 23:55:23,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:23,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 168 states and 244 transitions. [2023-11-11 23:55:23,869 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 244 transitions. [2023-11-11 23:55:23,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:55:23,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:23,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:24,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:55:24,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:55:24,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.