./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_36c5de50-6c28-4cdc-8dc4-ce6073113fec/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36c5de50-6c28-4cdc-8dc4-ce6073113fec/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36c5de50-6c28-4cdc-8dc4-ce6073113fec/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36c5de50-6c28-4cdc-8dc4-ce6073113fec/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36c5de50-6c28-4cdc-8dc4-ce6073113fec/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36c5de50-6c28-4cdc-8dc4-ce6073113fec/bin/ukojak-verify-afCqCEvfdi --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 0672e9446c2cfbd152a4f960adca314d72e71aa68b29fd9a83ebc5c34f7546dd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:06:39,437 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:06:39,564 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36c5de50-6c28-4cdc-8dc4-ce6073113fec/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:06:39,573 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:06:39,574 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:06:39,624 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:06:39,625 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:06:39,626 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:06:39,627 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:06:39,632 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:06:39,633 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:06:39,634 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:06:39,634 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:06:39,636 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:06:39,637 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:06:39,637 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:06:39,638 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:06:39,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:06:39,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:06:39,639 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:06:39,639 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:06:39,640 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:06:39,640 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:06:39,641 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:06:39,643 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:06:39,643 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:06:39,644 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:06:39,644 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:06:39,645 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:39,645 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:06:39,647 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:06:39,647 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:06:39,647 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:06:39,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:06:39,648 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:06:39,648 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_36c5de50-6c28-4cdc-8dc4-ce6073113fec/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36c5de50-6c28-4cdc-8dc4-ce6073113fec/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0672e9446c2cfbd152a4f960adca314d72e71aa68b29fd9a83ebc5c34f7546dd [2023-11-24 23:06:39,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:06:39,976 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:06:39,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:06:39,981 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:06:39,981 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:06:39,983 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36c5de50-6c28-4cdc-8dc4-ce6073113fec/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-2.i [2023-11-24 23:06:43,153 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:06:43,600 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:06:43,600 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36c5de50-6c28-4cdc-8dc4-ce6073113fec/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-2.i [2023-11-24 23:06:43,629 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36c5de50-6c28-4cdc-8dc4-ce6073113fec/bin/ukojak-verify-afCqCEvfdi/data/7ce34183b/1dfe3f5f0f16413fbf413905a60acb64/FLAGfa1fc9c1d [2023-11-24 23:06:43,653 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36c5de50-6c28-4cdc-8dc4-ce6073113fec/bin/ukojak-verify-afCqCEvfdi/data/7ce34183b/1dfe3f5f0f16413fbf413905a60acb64 [2023-11-24 23:06:43,659 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:06:43,661 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:06:43,663 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:43,663 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:06:43,667 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:06:43,668 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:43" (1/1) ... [2023-11-24 23:06:43,669 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e2491f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:43, skipping insertion in model container [2023-11-24 23:06:43,669 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:43" (1/1) ... [2023-11-24 23:06:43,797 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:06:44,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:44,890 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:06:45,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:45,173 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:06:45,182 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:06:45,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:45 WrapperNode [2023-11-24 23:06:45,183 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:45,184 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:45,184 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:06:45,185 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:06:45,193 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:45" (1/1) ... [2023-11-24 23:06:45,277 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:45" (1/1) ... [2023-11-24 23:06:45,387 INFO L138 Inliner]: procedures = 177, calls = 783, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3360 [2023-11-24 23:06:45,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:45,389 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:06:45,389 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:06:45,389 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:06:45,400 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:45" (1/1) ... [2023-11-24 23:06:45,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:45" (1/1) ... [2023-11-24 23:06:45,412 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:45" (1/1) ... [2023-11-24 23:06:45,413 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:45" (1/1) ... [2023-11-24 23:06:45,479 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:45" (1/1) ... [2023-11-24 23:06:45,507 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:45" (1/1) ... [2023-11-24 23:06:45,516 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:45" (1/1) ... [2023-11-24 23:06:45,531 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:45" (1/1) ... [2023-11-24 23:06:45,547 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:06:45,548 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:06:45,549 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:06:45,549 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:06:45,550 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:45" (1/1) ... [2023-11-24 23:06:45,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:45,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36c5de50-6c28-4cdc-8dc4-ce6073113fec/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:06:45,585 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36c5de50-6c28-4cdc-8dc4-ce6073113fec/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:06:45,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36c5de50-6c28-4cdc-8dc4-ce6073113fec/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:06:45,639 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-24 23:06:45,640 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-24 23:06:45,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:06:45,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:06:45,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:06:45,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:06:45,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:06:45,642 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:06:45,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:06:45,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:06:45,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:06:45,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:06:45,643 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:06:45,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:06:45,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:06:45,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:06:45,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:06:45,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:06:45,943 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:06:45,946 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:06:49,342 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:06:51,537 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:06:51,537 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-24 23:06:51,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:51 BoogieIcfgContainer [2023-11-24 23:06:51,540 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:06:51,542 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:06:51,542 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:06:51,553 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:06:51,554 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:51" (1/1) ... [2023-11-24 23:06:51,565 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:06:51,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:51,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1137 states and 2219 transitions. [2023-11-24 23:06:51,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2219 transitions. [2023-11-24 23:06:51,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:06:51,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:51,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:51,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:51,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:06:51,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:52,034 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 [2023-11-24 23:06:52,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 23:06:52,146 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:06:52,147 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-24 23:06:52,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 23:06:52,157 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 [2023-11-24 23:06:52,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:52,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:52,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1140 states and 2224 transitions. [2023-11-24 23:06:52,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 2224 transitions. [2023-11-24 23:06:52,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:06:52,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:52,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:52,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:06:52,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:52,478 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 [2023-11-24 23:06:52,556 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:06:52,558 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-24 23:06:52,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 23:06:52,570 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 [2023-11-24 23:06:52,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:52,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:52,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1143 states and 2229 transitions. [2023-11-24 23:06:52,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2229 transitions. [2023-11-24 23:06:52,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:06:52,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:52,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:52,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:52,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:06:52,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:52,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:52,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:52,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 1143 states and 2227 transitions. [2023-11-24 23:06:52,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2227 transitions. [2023-11-24 23:06:52,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:06:52,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:52,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:53,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:53,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:53,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:53,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1143 states and 2223 transitions. [2023-11-24 23:06:53,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2223 transitions. [2023-11-24 23:06:53,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:06:53,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:53,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:53,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:53,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:06:53,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:53,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:53,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:53,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1143 states and 2219 transitions. [2023-11-24 23:06:53,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2219 transitions. [2023-11-24 23:06:53,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:06:53,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:53,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:53,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:06:53,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:53,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:53,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:53,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1143 states and 2213 transitions. [2023-11-24 23:06:53,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2213 transitions. [2023-11-24 23:06:53,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:06:53,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:53,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:53,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:53,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:06:53,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:53,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:04,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:07:04,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:04,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1143 states and 2207 transitions. [2023-11-24 23:07:04,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2207 transitions. [2023-11-24 23:07:04,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:07:04,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:04,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:04,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:07:04,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:04,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:15,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:07:25,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:07:35,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:07:45,122 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 [] [2023-11-24 23:07:45,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:45,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1158 states and 2226 transitions. [2023-11-24 23:07:45,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2226 transitions. [2023-11-24 23:07:45,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:07:45,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:45,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:45,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:45,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:07:45,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:45,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:45,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:45,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1158 states and 2224 transitions. [2023-11-24 23:07:45,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2224 transitions. [2023-11-24 23:07:45,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:07:45,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:45,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:45,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:45,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:07:45,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:45,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:45,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:45,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1158 states and 2222 transitions. [2023-11-24 23:07:45,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2222 transitions. [2023-11-24 23:07:45,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:07:45,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:45,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:45,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:07:45,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:45,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.