./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9 --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 43c551c05c986c34609f999e25a13e0dbb4f692e7b1d3b7f2939ec615c71d0d0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:10:28,156 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:10:28,229 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 02:10:28,234 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:10:28,235 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:10:28,260 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:10:28,261 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:10:28,262 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:10:28,263 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:10:28,263 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:10:28,264 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:10:28,265 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:10:28,265 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:10:28,266 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:10:28,266 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:10:28,267 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:10:28,267 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:10:28,268 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:10:28,268 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:10:28,269 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:10:28,269 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:10:28,270 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:10:28,270 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:10:28,271 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:10:28,271 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:10:28,272 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:10:28,272 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:10:28,272 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:10:28,273 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:10:28,273 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:10:28,274 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:10:28,274 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:10:28,275 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:10:28,275 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:10:28,275 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:10:28,276 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_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43c551c05c986c34609f999e25a13e0dbb4f692e7b1d3b7f2939ec615c71d0d0 [2023-12-03 02:10:28,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:10:28,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:10:28,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:10:28,583 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:10:28,583 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:10:28,585 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i [2023-12-03 02:10:31,725 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:10:32,085 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:10:32,086 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i [2023-12-03 02:10:32,110 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/data/3140d22e8/a2f591031673449592bd9d8515ab252d/FLAG012ab4dc1 [2023-12-03 02:10:32,128 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/data/3140d22e8/a2f591031673449592bd9d8515ab252d [2023-12-03 02:10:32,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:10:32,133 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:10:32,135 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:10:32,135 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:10:32,141 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:10:32,142 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:10:32" (1/1) ... [2023-12-03 02:10:32,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@228aa564 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:32, skipping insertion in model container [2023-12-03 02:10:32,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:10:32" (1/1) ... [2023-12-03 02:10:32,247 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:10:32,959 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:10:32,973 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:10:33,136 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:10:33,178 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:10:33,186 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:10:33,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:33 WrapperNode [2023-12-03 02:10:33,186 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:10:33,187 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:10:33,187 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:10:33,188 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:10:33,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:33" (1/1) ... [2023-12-03 02:10:33,255 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:33" (1/1) ... [2023-12-03 02:10:33,455 INFO L138 Inliner]: procedures = 177, calls = 525, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3140 [2023-12-03 02:10:33,456 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:10:33,457 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:10:33,457 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:10:33,457 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:10:33,470 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:33" (1/1) ... [2023-12-03 02:10:33,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:33" (1/1) ... [2023-12-03 02:10:33,491 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:33" (1/1) ... [2023-12-03 02:10:33,492 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:33" (1/1) ... [2023-12-03 02:10:33,559 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:33" (1/1) ... [2023-12-03 02:10:33,586 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:33" (1/1) ... [2023-12-03 02:10:33,594 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:33" (1/1) ... [2023-12-03 02:10:33,607 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:33" (1/1) ... [2023-12-03 02:10:33,625 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:10:33,626 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:10:33,626 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:10:33,627 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:10:33,627 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:33" (1/1) ... [2023-12-03 02:10:33,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:10:33,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:10:33,659 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:10:33,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:10:33,710 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2023-12-03 02:10:33,711 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2023-12-03 02:10:33,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:10:33,711 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:10:33,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:10:33,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:10:33,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 02:10:33,712 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 02:10:33,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:10:33,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:10:33,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 02:10:33,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:10:33,713 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 02:10:33,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 02:10:33,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:10:33,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:10:33,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:10:33,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:10:34,013 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:10:34,016 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:10:37,123 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:10:41,302 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:10:41,302 INFO L309 CfgBuilder]: Removed 151 assume(true) statements. [2023-12-03 02:10:41,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:10:41 BoogieIcfgContainer [2023-12-03 02:10:41,304 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:10:41,306 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:10:41,306 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:10:41,318 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:10:41,318 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:10:41" (1/1) ... [2023-12-03 02:10:41,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:10:41,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:41,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 279 states and 479 transitions. [2023-12-03 02:10:41,410 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 479 transitions. [2023-12-03 02:10:41,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:10:41,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:41,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:41,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:41,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:10:41,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:10:41,769 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 [2023-12-03 02:10:41,894 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:10:41,895 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 02:10:41,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:10:41,905 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 [2023-12-03 02:10:41,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:10:41,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:42,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 282 states and 484 transitions. [2023-12-03 02:10:42,001 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 484 transitions. [2023-12-03 02:10:42,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 02:10:42,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:42,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:42,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:42,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:10:42,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:10:42,173 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 [2023-12-03 02:10:42,199 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:10:42,200 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 02:10:42,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:10:42,206 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 [2023-12-03 02:10:42,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:10:42,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:42,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 283 states and 485 transitions. [2023-12-03 02:10:42,232 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 485 transitions. [2023-12-03 02:10:42,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 02:10:42,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:42,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:42,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:42,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:10:42,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:42,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 283 states and 483 transitions. [2023-12-03 02:10:42,331 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 483 transitions. [2023-12-03 02:10:42,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 02:10:42,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:42,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:42,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:10:42,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:10:42,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:10:42,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:42,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 283 states and 480 transitions. [2023-12-03 02:10:42,503 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 480 transitions. [2023-12-03 02:10:42,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 02:10:42,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:42,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:42,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:42,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:10:42,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:42,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 283 states and 476 transitions. [2023-12-03 02:10:42,576 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 476 transitions. [2023-12-03 02:10:42,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 02:10:42,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:42,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:42,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:42,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:10:42,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:10:42,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:10:42,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:42,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 283 states and 472 transitions. [2023-12-03 02:10:42,742 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 472 transitions. [2023-12-03 02:10:42,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 02:10:42,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:42,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:42,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:42,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:10:43,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:43,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 283 states and 469 transitions. [2023-12-03 02:10:43,031 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 469 transitions. [2023-12-03 02:10:43,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 02:10:43,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:43,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:43,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:43,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:10:43,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:10:43,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:10:43,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:43,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 283 states and 463 transitions. [2023-12-03 02:10:43,220 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 463 transitions. [2023-12-03 02:10:43,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:10:43,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:43,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:43,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:43,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:10:43,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:10:43,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:10:53,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:10:53,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:53,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 283 states and 457 transitions. [2023-12-03 02:10:53,584 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 457 transitions. [2023-12-03 02:10:53,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 02:10:53,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:53,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:53,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:53,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:10:53,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:10:53,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:11:04,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:11:14,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:11:24,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:11:34,571 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 [] [2023-12-03 02:11:34,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:11:34,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 299 states and 478 transitions. [2023-12-03 02:11:34,618 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 478 transitions. [2023-12-03 02:11:34,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 02:11:34,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:11:34,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:11:34,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:34,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:11:34,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:11:34,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:11:34,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:11:34,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 299 states and 476 transitions. [2023-12-03 02:11:34,865 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 476 transitions. [2023-12-03 02:11:34,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 02:11:34,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:11:34,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:11:35,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:35,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:11:35,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:11:35,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:11:35,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:11:35,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 299 states and 474 transitions. [2023-12-03 02:11:35,116 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 474 transitions. [2023-12-03 02:11:35,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 02:11:35,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:11:35,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:11:35,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:35,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:11:35,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:11:35,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:11:45,427 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 [] [2023-12-03 02:11:45,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:11:45,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 299 states and 472 transitions. [2023-12-03 02:11:45,474 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 472 transitions. [2023-12-03 02:11:45,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 02:11:45,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:11:45,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:11:45,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:45,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:11:45,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:11:45,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 02:11:55,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:12:05,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:12:15,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:12:25,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:12:26,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:26,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 302 states and 474 transitions. [2023-12-03 02:12:26,035 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 474 transitions. [2023-12-03 02:12:26,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 02:12:26,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:26,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:26,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:12:26,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:12:26,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:12:26,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:26,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 302 states and 469 transitions. [2023-12-03 02:12:26,367 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 469 transitions. [2023-12-03 02:12:26,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 02:12:26,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:26,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:26,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:12:26,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:12:26,702 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 [2023-12-03 02:12:26,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:26,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-12-03 02:12:26,775 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:12:26,776 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 02:12:26,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:26,783 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 [2023-12-03 02:12:26,815 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 02:12:27,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:27,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 305 states and 475 transitions. [2023-12-03 02:12:27,129 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 475 transitions. [2023-12-03 02:12:27,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 02:12:27,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:27,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:27,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:12:27,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:12:27,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:12:27,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:27,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 305 states and 469 transitions. [2023-12-03 02:12:27,391 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 469 transitions. [2023-12-03 02:12:27,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-03 02:12:27,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:27,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:27,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:27,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:12:27,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:12:27,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:12:37,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:12:37,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:37,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 305 states and 463 transitions. [2023-12-03 02:12:37,823 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 463 transitions. [2023-12-03 02:12:37,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 02:12:37,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:37,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:38,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:38,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:12:38,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:12:38,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:12:48,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:12:58,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:13:08,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:13:18,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:13:18,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:13:18,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 330 states and 492 transitions. [2023-12-03 02:13:18,907 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 492 transitions. [2023-12-03 02:13:18,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 02:13:18,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:13:18,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:13:19,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:13:19,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:13:19,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:13:19,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:13:19,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:13:19,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 330 states and 490 transitions. [2023-12-03 02:13:19,248 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 490 transitions. [2023-12-03 02:13:19,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 02:13:19,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:13:19,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:13:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:13:19,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:13:19,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:13:19,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:13:19,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:13:19,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 330 states and 488 transitions. [2023-12-03 02:13:19,641 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 488 transitions. [2023-12-03 02:13:19,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 02:13:19,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:13:19,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:13:19,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:13:19,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:13:20,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:13:20,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:13:30,012 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 [] [2023-12-03 02:13:30,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:13:30,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 330 states and 486 transitions. [2023-12-03 02:13:30,053 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 486 transitions. [2023-12-03 02:13:30,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 02:13:30,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:13:30,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:13:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:13:30,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 584 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:13:30,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:13:30,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:13:30,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:13:30,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 330 states and 484 transitions. [2023-12-03 02:13:30,458 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 484 transitions. [2023-12-03 02:13:30,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 02:13:30,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:13:30,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:13:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:13:30,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:13:30,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:13:31,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 02:13:41,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:13:51,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:14:01,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:14:11,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:14:11,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:14:11,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 333 states and 486 transitions. [2023-12-03 02:14:11,252 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 486 transitions. [2023-12-03 02:14:11,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 02:14:11,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:14:11,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:14:11,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:14:11,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 704 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:14:11,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:14:11,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:14:11,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:14:11,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 333 states and 485 transitions. [2023-12-03 02:14:11,663 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 485 transitions. [2023-12-03 02:14:11,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 02:14:11,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:14:11,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:14:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:14:12,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:14:12,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:14:12,206 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 02:14:23,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:14:33,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:14:43,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:14:53,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:14:53,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:14:53,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 349 states and 507 transitions. [2023-12-03 02:14:53,273 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 507 transitions. [2023-12-03 02:14:53,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 02:14:53,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:14:53,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:14:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:14:53,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:14:53,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:14:53,843 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 02:14:53,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:14:53,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 358 states and 517 transitions. [2023-12-03 02:14:53,901 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 517 transitions. [2023-12-03 02:14:53,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 02:14:53,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:14:53,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:14:54,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:14:54,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:14:54,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:14:54,427 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 02:15:04,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:15:14,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:15:24,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:15:34,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:15:34,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:15:34,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 361 states and 519 transitions. [2023-12-03 02:15:34,596 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 519 transitions. [2023-12-03 02:15:34,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-03 02:15:34,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:15:34,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:15:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 02:15:44,990 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:15:44,993 INFO L158 Benchmark]: Toolchain (without parser) took 312860.12ms. Allocated memory was 146.8MB in the beginning and 459.3MB in the end (delta: 312.5MB). Free memory was 110.2MB in the beginning and 168.7MB in the end (delta: -58.5MB). Peak memory consumption was 257.1MB. Max. memory is 16.1GB. [2023-12-03 02:15:44,993 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 146.8MB. Free memory was 116.4MB in the beginning and 116.3MB in the end (delta: 29.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:15:44,994 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1051.91ms. Allocated memory is still 146.8MB. Free memory was 109.6MB in the beginning and 59.3MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-12-03 02:15:44,995 INFO L158 Benchmark]: Boogie Procedure Inliner took 269.01ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 59.3MB in the beginning and 143.5MB in the end (delta: -84.2MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2023-12-03 02:15:44,996 INFO L158 Benchmark]: Boogie Preprocessor took 168.43ms. Allocated memory is still 188.7MB. Free memory was 143.5MB in the beginning and 125.6MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 02:15:44,996 INFO L158 Benchmark]: RCFGBuilder took 7678.24ms. Allocated memory was 188.7MB in the beginning and 316.7MB in the end (delta: 127.9MB). Free memory was 125.6MB in the beginning and 87.1MB in the end (delta: 38.6MB). Peak memory consumption was 190.6MB. Max. memory is 16.1GB. [2023-12-03 02:15:44,997 INFO L158 Benchmark]: CodeCheck took 303686.90ms. Allocated memory was 316.7MB in the beginning and 459.3MB in the end (delta: 142.6MB). Free memory was 87.1MB in the beginning and 168.7MB in the end (delta: -81.6MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2023-12-03 02:15:45,001 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 146.8MB. Free memory was 116.4MB in the beginning and 116.3MB in the end (delta: 29.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1051.91ms. Allocated memory is still 146.8MB. Free memory was 109.6MB in the beginning and 59.3MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 269.01ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 59.3MB in the beginning and 143.5MB in the end (delta: -84.2MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 168.43ms. Allocated memory is still 188.7MB. Free memory was 143.5MB in the beginning and 125.6MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 7678.24ms. Allocated memory was 188.7MB in the beginning and 316.7MB in the end (delta: 127.9MB). Free memory was 125.6MB in the beginning and 87.1MB in the end (delta: 38.6MB). Peak memory consumption was 190.6MB. Max. memory is 16.1GB. * CodeCheck took 303686.90ms. Allocated memory was 316.7MB in the beginning and 459.3MB in the end (delta: 142.6MB). Free memory was 87.1MB in the beginning and 168.7MB in the end (delta: -81.6MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:15:45,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9 --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 43c551c05c986c34609f999e25a13e0dbb4f692e7b1d3b7f2939ec615c71d0d0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:15:46,870 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:15:46,952 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 02:15:46,988 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:15:46,989 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:15:46,989 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:15:46,990 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:15:46,991 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:15:46,992 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:15:46,992 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:15:46,993 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:15:46,994 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:15:46,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:15:46,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:15:46,996 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:15:46,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:15:46,997 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:15:46,998 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:15:46,998 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:15:46,999 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:15:46,999 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:15:47,000 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:15:47,000 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:15:47,001 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:15:47,001 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:15:47,002 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:15:47,002 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:15:47,003 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:15:47,003 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:15:47,004 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:15:47,004 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:15:47,005 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:15:47,005 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:15:47,005 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:15:47,006 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:15:47,006 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:15:47,006 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:15:47,006 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:15:47,007 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:15:47,007 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43c551c05c986c34609f999e25a13e0dbb4f692e7b1d3b7f2939ec615c71d0d0 [2023-12-03 02:15:47,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:15:47,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:15:47,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:15:47,326 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:15:47,327 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:15:47,328 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i [2023-12-03 02:15:50,131 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:15:50,416 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:15:50,417 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i [2023-12-03 02:15:50,436 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/data/8241e5cf6/216bb75ef46f4dd5b2ef42a1bd9a89ea/FLAGa046d8586 [2023-12-03 02:15:50,453 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/data/8241e5cf6/216bb75ef46f4dd5b2ef42a1bd9a89ea [2023-12-03 02:15:50,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:15:50,458 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:15:50,460 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:15:50,460 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:15:50,465 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:15:50,466 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:15:50" (1/1) ... [2023-12-03 02:15:50,468 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4857c128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:50, skipping insertion in model container [2023-12-03 02:15:50,468 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:15:50" (1/1) ... [2023-12-03 02:15:50,558 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:15:51,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:15:51,232 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 02:15:51,260 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:15:51,360 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:15:51,365 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:15:51,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:15:51,530 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:15:51,535 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:15:51,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:51 WrapperNode [2023-12-03 02:15:51,536 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:15:51,537 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:15:51,537 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:15:51,537 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:15:51,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:51" (1/1) ... [2023-12-03 02:15:51,587 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:51" (1/1) ... [2023-12-03 02:15:51,672 INFO L138 Inliner]: procedures = 180, calls = 525, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2195 [2023-12-03 02:15:51,672 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:15:51,673 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:15:51,673 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:15:51,673 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:15:51,681 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:51" (1/1) ... [2023-12-03 02:15:51,681 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:51" (1/1) ... [2023-12-03 02:15:51,696 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:51" (1/1) ... [2023-12-03 02:15:51,697 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:51" (1/1) ... [2023-12-03 02:15:51,761 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:51" (1/1) ... [2023-12-03 02:15:51,780 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:51" (1/1) ... [2023-12-03 02:15:51,815 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:51" (1/1) ... [2023-12-03 02:15:51,824 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:51" (1/1) ... [2023-12-03 02:15:51,838 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:15:51,839 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:15:51,839 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:15:51,839 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:15:51,840 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:15:51" (1/1) ... [2023-12-03 02:15:51,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:15:51,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:15:51,872 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:15:51,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:15:51,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 02:15:51,912 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2023-12-03 02:15:51,912 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2023-12-03 02:15:51,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:15:51,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:15:51,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:15:51,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 02:15:51,913 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 02:15:51,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:15:51,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:15:51,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 02:15:51,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:15:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 02:15:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 02:15:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:15:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:15:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:15:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:15:51,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:15:52,155 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:15:52,157 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:16:21,617 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:16:22,505 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:16:22,505 INFO L309 CfgBuilder]: Removed 151 assume(true) statements. [2023-12-03 02:16:22,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:16:22 BoogieIcfgContainer [2023-12-03 02:16:22,508 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:16:22,509 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:16:22,509 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:16:22,520 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:16:22,521 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:16:22" (1/1) ... [2023-12-03 02:16:22,531 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:16:22,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:16:22,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 279 states and 479 transitions. [2023-12-03 02:16:22,596 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 479 transitions. [2023-12-03 02:16:22,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:16:22,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:16:22,598 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:16:22,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:16:22,600 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:16:22,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_774d1d18-fdfe-46a3-888e-1f1b52d0b6b1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process