./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4094c0e9-b0d8-4ed1-a37a-29441e940ca4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4094c0e9-b0d8-4ed1-a37a-29441e940ca4/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4094c0e9-b0d8-4ed1-a37a-29441e940ca4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4094c0e9-b0d8-4ed1-a37a-29441e940ca4/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4094c0e9-b0d8-4ed1-a37a-29441e940ca4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4094c0e9-b0d8-4ed1-a37a-29441e940ca4/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1ccd4b93de7420a1f7847638daedeeee3b82eb082e434a23182d7e5e0aee2085 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:04:43,241 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:04:43,331 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4094c0e9-b0d8-4ed1-a37a-29441e940ca4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:04:43,339 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:04:43,339 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:04:43,411 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:04:43,412 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:04:43,413 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:04:43,415 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:04:43,421 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:04:43,421 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:04:43,422 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:04:43,422 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:04:43,424 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:04:43,425 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:04:43,425 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:04:43,426 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:04:43,426 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:04:43,427 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:04:43,427 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:04:43,428 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:04:43,428 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:04:43,446 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:04:43,446 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:04:43,447 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:04:43,447 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:04:43,448 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:04:43,449 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:04:43,450 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:04:43,450 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:04:43,452 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:04:43,452 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:04:43,453 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:04:43,453 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:04:43,453 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:04:43,453 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_4094c0e9-b0d8-4ed1-a37a-29441e940ca4/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4094c0e9-b0d8-4ed1-a37a-29441e940ca4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ccd4b93de7420a1f7847638daedeeee3b82eb082e434a23182d7e5e0aee2085 [2023-11-19 04:04:43,831 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:04:43,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:04:43,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:04:43,879 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:04:43,880 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:04:43,882 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4094c0e9-b0d8-4ed1-a37a-29441e940ca4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.i [2023-11-19 04:04:47,478 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:04:48,020 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:04:48,020 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4094c0e9-b0d8-4ed1-a37a-29441e940ca4/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-1.i [2023-11-19 04:04:48,062 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4094c0e9-b0d8-4ed1-a37a-29441e940ca4/bin/ukojak-verify-G8NBE6pJGL/data/a66637466/9108fc6e8b6d4887b3657a4aa8b224a7/FLAGc11a2c24d [2023-11-19 04:04:48,081 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4094c0e9-b0d8-4ed1-a37a-29441e940ca4/bin/ukojak-verify-G8NBE6pJGL/data/a66637466/9108fc6e8b6d4887b3657a4aa8b224a7 [2023-11-19 04:04:48,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:04:48,086 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:04:48,088 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:04:48,088 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:04:48,094 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:04:48,095 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:04:48" (1/1) ... [2023-11-19 04:04:48,096 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50b2f09b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:48, skipping insertion in model container [2023-11-19 04:04:48,097 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:04:48" (1/1) ... [2023-11-19 04:04:48,178 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:04:48,804 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:04:48,818 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:04:48,946 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:04:49,007 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:04:49,017 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:04:49,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:49 WrapperNode [2023-11-19 04:04:49,018 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:04:49,019 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:04:49,020 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:04:49,020 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:04:49,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:49" (1/1) ... [2023-11-19 04:04:49,112 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:49" (1/1) ... [2023-11-19 04:04:49,227 INFO L138 Inliner]: procedures = 208, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1215 [2023-11-19 04:04:49,228 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:04:49,229 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:04:49,230 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:04:49,231 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:04:49,276 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:49" (1/1) ... [2023-11-19 04:04:49,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:49" (1/1) ... [2023-11-19 04:04:49,287 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:49" (1/1) ... [2023-11-19 04:04:49,300 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:49" (1/1) ... [2023-11-19 04:04:49,406 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:49" (1/1) ... [2023-11-19 04:04:49,442 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:49" (1/1) ... [2023-11-19 04:04:49,448 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:49" (1/1) ... [2023-11-19 04:04:49,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:49" (1/1) ... [2023-11-19 04:04:49,472 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:04:49,473 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:04:49,474 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:04:49,474 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:04:49,475 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:49" (1/1) ... [2023-11-19 04:04:49,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:04:49,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4094c0e9-b0d8-4ed1-a37a-29441e940ca4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:04:49,522 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4094c0e9-b0d8-4ed1-a37a-29441e940ca4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:04:49,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4094c0e9-b0d8-4ed1-a37a-29441e940ca4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:04:49,576 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 04:04:49,576 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 04:04:49,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:04:49,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:04:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:04:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:04:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:04:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:04:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:04:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:04:49,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:04:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:04:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:04:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:04:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:04:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:04:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:04:49,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:04:49,826 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:04:49,829 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:04:51,690 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:04:53,610 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:04:53,610 INFO L302 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-19 04:04:53,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:04:53 BoogieIcfgContainer [2023-11-19 04:04:53,619 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:04:53,620 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:04:53,620 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:04:53,633 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:04:53,634 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:04:53" (1/1) ... [2023-11-19 04:04:53,645 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:04:53,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:53,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 132 states and 213 transitions. [2023-11-19 04:04:53,721 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 213 transitions. [2023-11-19 04:04:53,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:04:53,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:53,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:53,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:53,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:04:53,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:54,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-19 04:04:54,087 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:04:54,089 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-19 04:04:54,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:04:54,100 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2023-11-19 04:04:54,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:54,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:54,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 135 states and 218 transitions. [2023-11-19 04:04:54,194 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 218 transitions. [2023-11-19 04:04:54,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:04:54,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:54,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:54,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 04:04:54,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:54,304 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-19 04:04:54,334 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:04:54,334 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 04:04:54,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:04:54,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-19 04:04:54,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:54,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:54,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 136 states and 220 transitions. [2023-11-19 04:04:54,393 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 220 transitions. [2023-11-19 04:04:54,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:04:54,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:54,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:54,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:54,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:04:54,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:54,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:54,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:54,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 136 states and 218 transitions. [2023-11-19 04:04:54,502 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 218 transitions. [2023-11-19 04:04:54,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:04:54,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:54,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:54,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:54,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:55,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 136 states and 214 transitions. [2023-11-19 04:04:55,000 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 214 transitions. [2023-11-19 04:04:55,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:04:55,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:55,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:55,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:04:55,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:55,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:55,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:55,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 136 states and 210 transitions. [2023-11-19 04:04:55,155 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 210 transitions. [2023-11-19 04:04:55,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:04:55,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:55,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:55,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:04:55,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:55,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:55,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:55,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 136 states and 204 transitions. [2023-11-19 04:04:55,389 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 204 transitions. [2023-11-19 04:04:55,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:04:55,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:55,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:55,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:55,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:04:55,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:55,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:05,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:05:05,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:05,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 136 states and 198 transitions. [2023-11-19 04:05:05,737 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 198 transitions. [2023-11-19 04:05:05,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:05:05,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:05,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:06,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:06,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:05:06,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:06,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:08,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:05:08,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:08,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 151 states and 217 transitions. [2023-11-19 04:05:08,612 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 217 transitions. [2023-11-19 04:05:08,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:05:08,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:08,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:08,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:08,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:05:08,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:08,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:08,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:08,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 151 states and 215 transitions. [2023-11-19 04:05:08,854 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 215 transitions. [2023-11-19 04:05:08,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:05:08,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:08,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:09,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:05:09,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:09,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:09,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:09,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 151 states and 213 transitions. [2023-11-19 04:05:09,100 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 213 transitions. [2023-11-19 04:05:09,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:05:09,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:09,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:09,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:09,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:05:09,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:09,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:13,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:05:13,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:13,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 151 states and 211 transitions. [2023-11-19 04:05:13,598 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 211 transitions. [2023-11-19 04:05:13,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:05:13,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:13,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:13,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:05:13,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:14,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:05:24,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:05:34,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:05:34,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:34,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 154 states and 213 transitions. [2023-11-19 04:05:34,900 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 213 transitions. [2023-11-19 04:05:34,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:05:34,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:34,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:39,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:39,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:05:39,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:39,583 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:05:39,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:39,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 154 states and 213 transitions. [2023-11-19 04:05:39,752 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 213 transitions. [2023-11-19 04:05:39,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:05:39,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:39,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:40,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:40,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:05:40,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:40,305 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:05:40,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:40,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 154 states and 213 transitions. [2023-11-19 04:05:40,320 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 213 transitions. [2023-11-19 04:05:40,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:05:40,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:40,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:45,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:45,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:05:45,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:45,991 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:05:46,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:46,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 154 states and 213 transitions. [2023-11-19 04:05:46,002 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 213 transitions. [2023-11-19 04:05:46,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:05:46,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:46,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms