./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_22f12d59-f622-47a0-b5b5-0ff6dd7570e7/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f12d59-f622-47a0-b5b5-0ff6dd7570e7/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f12d59-f622-47a0-b5b5-0ff6dd7570e7/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f12d59-f622-47a0-b5b5-0ff6dd7570e7/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f12d59-f622-47a0-b5b5-0ff6dd7570e7/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f12d59-f622-47a0-b5b5-0ff6dd7570e7/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b6c6a722152c52daf4f5e799c877f12032a99023b4a9ea1a935c1ce634969e85 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:20:57,427 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:20:57,546 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f12d59-f622-47a0-b5b5-0ff6dd7570e7/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:20:57,550 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:20:57,551 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:20:57,579 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:20:57,580 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:20:57,580 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:20:57,581 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:20:57,582 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:20:57,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:20:57,583 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:20:57,584 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:20:57,584 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:20:57,585 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:20:57,585 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:20:57,586 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:20:57,587 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:20:57,587 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:20:57,588 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:20:57,589 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:20:57,589 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:20:57,590 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:20:57,591 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:20:57,591 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:20:57,592 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:20:57,593 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:20:57,593 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:20:57,594 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:57,595 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:20:57,595 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:20:57,596 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:20:57,596 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:20:57,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:20:57,597 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:20:57,598 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_22f12d59-f622-47a0-b5b5-0ff6dd7570e7/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f12d59-f622-47a0-b5b5-0ff6dd7570e7/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6c6a722152c52daf4f5e799c877f12032a99023b4a9ea1a935c1ce634969e85 [2023-11-23 20:20:57,849 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:20:57,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:20:57,874 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:20:57,875 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:20:57,876 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:20:57,877 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f12d59-f622-47a0-b5b5-0ff6dd7570e7/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-1.i [2023-11-23 20:21:01,007 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:21:01,376 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:21:01,382 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f12d59-f622-47a0-b5b5-0ff6dd7570e7/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-1.i [2023-11-23 20:21:01,402 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f12d59-f622-47a0-b5b5-0ff6dd7570e7/bin/ukojak-verify-1t5iHCbJaC/data/144198cd4/4d3a1d43924d4c04afa710d50b31cac1/FLAGbb119fb21 [2023-11-23 20:21:01,417 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f12d59-f622-47a0-b5b5-0ff6dd7570e7/bin/ukojak-verify-1t5iHCbJaC/data/144198cd4/4d3a1d43924d4c04afa710d50b31cac1 [2023-11-23 20:21:01,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:21:01,422 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:21:01,424 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:21:01,424 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:21:01,433 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:21:01,434 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:21:01" (1/1) ... [2023-11-23 20:21:01,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12316f4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:01, skipping insertion in model container [2023-11-23 20:21:01,438 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:21:01" (1/1) ... [2023-11-23 20:21:01,528 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:21:02,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:21:02,082 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:21:02,263 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:21:02,318 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:02,327 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:21:02,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:02 WrapperNode [2023-11-23 20:21:02,327 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:21:02,329 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:21:02,329 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:21:02,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:21:02,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:02" (1/1) ... [2023-11-23 20:21:02,399 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:02" (1/1) ... [2023-11-23 20:21:02,520 INFO L138 Inliner]: procedures = 177, calls = 299, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1335 [2023-11-23 20:21:02,520 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:21:02,521 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:21:02,521 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:21:02,521 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:21:02,532 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:02" (1/1) ... [2023-11-23 20:21:02,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:02" (1/1) ... [2023-11-23 20:21:02,543 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:02" (1/1) ... [2023-11-23 20:21:02,543 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:02" (1/1) ... [2023-11-23 20:21:02,591 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:02" (1/1) ... [2023-11-23 20:21:02,613 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:02" (1/1) ... [2023-11-23 20:21:02,619 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:02" (1/1) ... [2023-11-23 20:21:02,627 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:02" (1/1) ... [2023-11-23 20:21:02,639 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:21:02,640 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:21:02,640 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:21:02,641 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:21:02,641 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:02" (1/1) ... [2023-11-23 20:21:02,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:21:02,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f12d59-f622-47a0-b5b5-0ff6dd7570e7/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:21:02,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f12d59-f622-47a0-b5b5-0ff6dd7570e7/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:21:02,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f12d59-f622-47a0-b5b5-0ff6dd7570e7/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:21:02,718 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-23 20:21:02,718 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-23 20:21:02,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:21:02,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:21:02,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:21:02,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:21:02,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:21:02,720 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:21:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2023-11-23 20:21:02,720 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2023-11-23 20:21:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:21:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:21:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:21:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:21:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 20:21:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:21:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:21:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:21:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:21:02,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:21:02,936 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:21:02,938 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:21:04,557 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:21:06,139 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:21:06,139 INFO L309 CfgBuilder]: Removed 62 assume(true) statements. [2023-11-23 20:21:06,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:21:06 BoogieIcfgContainer [2023-11-23 20:21:06,141 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:21:06,142 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:21:06,143 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:21:06,153 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:21:06,153 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:21:06" (1/1) ... [2023-11-23 20:21:06,164 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:21:06,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:06,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 172 states and 284 transitions. [2023-11-23 20:21:06,244 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 284 transitions. [2023-11-23 20:21:06,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:21:06,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:06,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:06,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:06,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:21:06,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:06,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-23 20:21:06,636 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:21:06,637 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-23 20:21:06,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:21:06,647 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-23 20:21:06,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:06,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:06,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2023-11-23 20:21:06,723 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2023-11-23 20:21:06,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:21:06,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:06,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:06,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:06,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:21:06,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:06,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-23 20:21:06,848 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:21:06,849 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-23 20:21:06,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:21:06,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-23 20:21:06,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:06,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:06,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2023-11-23 20:21:06,886 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2023-11-23 20:21:06,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:21:06,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:06,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:06,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:06,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:21:06,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:06,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:06,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:07,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 176 states and 288 transitions. [2023-11-23 20:21:07,001 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 288 transitions. [2023-11-23 20:21:07,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:21:07,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:07,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:07,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:07,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:07,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 176 states and 282 transitions. [2023-11-23 20:21:07,405 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 282 transitions. [2023-11-23 20:21:07,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:21:07,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:07,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:07,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:07,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:21:07,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:07,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:07,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:07,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 176 states and 278 transitions. [2023-11-23 20:21:07,576 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 278 transitions. [2023-11-23 20:21:07,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:21:07,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:07,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:07,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:07,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:21:07,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:07,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:07,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:07,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 176 states and 272 transitions. [2023-11-23 20:21:07,699 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 272 transitions. [2023-11-23 20:21:07,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:21:07,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:07,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:07,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:07,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:21:07,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:07,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:17,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:21:18,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:18,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 176 states and 266 transitions. [2023-11-23 20:21:18,004 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 266 transitions. [2023-11-23 20:21:18,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:21:18,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:18,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:18,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:18,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:21:18,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:18,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:28,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:21:31,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:21:31,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:31,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 209 states and 309 transitions. [2023-11-23 20:21:31,660 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 309 transitions. [2023-11-23 20:21:31,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:21:31,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:31,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:31,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:21:31,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:31,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:31,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:31,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 209 states and 307 transitions. [2023-11-23 20:21:31,910 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 307 transitions. [2023-11-23 20:21:31,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:21:31,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:31,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:32,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:32,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:21:32,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:32,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:42,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:21:43,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:43,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 243 states and 352 transitions. [2023-11-23 20:21:43,775 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 352 transitions. [2023-11-23 20:21:43,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:21:43,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:43,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:43,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:43,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:21:43,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:43,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:43,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:43,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 243 states and 350 transitions. [2023-11-23 20:21:43,988 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 350 transitions. [2023-11-23 20:21:43,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:21:43,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:43,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:44,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:44,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:21:44,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:44,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:54,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:21:54,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:54,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 243 states and 348 transitions. [2023-11-23 20:21:54,256 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 348 transitions. [2023-11-23 20:21:54,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:21:54,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:54,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:54,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:21:54,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:54,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:21:54,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:54,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 243 states and 346 transitions. [2023-11-23 20:21:54,591 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 346 transitions. [2023-11-23 20:21:54,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:21:54,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:54,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:54,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:21:54,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:21:54,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:04,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []