./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.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_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/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_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/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_1817f435-757e-40b0-a589-98b8716cec4d/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 c2bc72e0ba847f7c079e01dc4ce9f95afa555e9d2ef7b4bcdf5e1274db86053e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:50:33,975 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:50:34,053 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 00:50:34,058 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:50:34,058 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:50:34,083 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:50:34,083 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:50:34,084 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:50:34,085 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:50:34,085 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:50:34,086 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:50:34,086 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:50:34,087 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:50:34,088 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:50:34,088 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:50:34,089 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:50:34,089 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:50:34,090 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:50:34,090 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:50:34,091 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 00:50:34,091 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:50:34,092 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:50:34,092 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:50:34,093 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:50:34,093 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:50:34,094 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:50:34,094 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:50:34,095 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:50:34,095 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:50:34,096 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:50:34,096 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:50:34,096 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:50:34,097 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:50:34,097 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:50:34,098 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:50:34,098 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_1817f435-757e-40b0-a589-98b8716cec4d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2bc72e0ba847f7c079e01dc4ce9f95afa555e9d2ef7b4bcdf5e1274db86053e [2023-12-03 00:50:34,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:50:34,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:50:34,338 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:50:34,339 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:50:34,340 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:50:34,341 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i [2023-12-03 00:50:37,162 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:50:37,460 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:50:37,461 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i [2023-12-03 00:50:37,480 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/data/258cca7f4/9bc95bb453604e89b4e41829d3e2ab40/FLAGdba9e7d5c [2023-12-03 00:50:37,496 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/data/258cca7f4/9bc95bb453604e89b4e41829d3e2ab40 [2023-12-03 00:50:37,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:50:37,500 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:50:37,501 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:50:37,502 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:50:37,507 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:50:37,508 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:50:37" (1/1) ... [2023-12-03 00:50:37,509 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d32b862 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:37, skipping insertion in model container [2023-12-03 00:50:37,509 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:50:37" (1/1) ... [2023-12-03 00:50:37,599 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:50:38,071 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:50:38,081 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:50:38,169 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:50:38,209 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:50:38,217 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:50:38,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:38 WrapperNode [2023-12-03 00:50:38,218 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:50:38,219 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:50:38,219 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:50:38,219 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:50:38,227 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:38" (1/1) ... [2023-12-03 00:50:38,256 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:38" (1/1) ... [2023-12-03 00:50:38,337 INFO L138 Inliner]: procedures = 208, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1215 [2023-12-03 00:50:38,337 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:50:38,338 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:50:38,338 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:50:38,338 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:50:38,348 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:38" (1/1) ... [2023-12-03 00:50:38,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:38" (1/1) ... [2023-12-03 00:50:38,361 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:38" (1/1) ... [2023-12-03 00:50:38,361 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:38" (1/1) ... [2023-12-03 00:50:38,404 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:38" (1/1) ... [2023-12-03 00:50:38,418 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:38" (1/1) ... [2023-12-03 00:50:38,424 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:38" (1/1) ... [2023-12-03 00:50:38,431 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:38" (1/1) ... [2023-12-03 00:50:38,444 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:50:38,445 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:50:38,446 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:50:38,446 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:50:38,447 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:38" (1/1) ... [2023-12-03 00:50:38,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:50:38,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:50:38,476 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:50:38,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:50:38,509 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 00:50:38,509 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 00:50:38,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 00:50:38,510 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 00:50:38,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:50:38,510 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 00:50:38,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 00:50:38,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:50:38,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 00:50:38,511 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 00:50:38,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 00:50:38,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 00:50:38,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 00:50:38,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:50:38,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 00:50:38,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:50:38,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:50:38,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:50:38,706 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:50:38,709 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:50:39,929 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:50:41,077 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:50:41,077 INFO L309 CfgBuilder]: Removed 54 assume(true) statements. [2023-12-03 00:50:41,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:50:41 BoogieIcfgContainer [2023-12-03 00:50:41,079 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:50:41,080 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:50:41,080 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:50:41,088 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:50:41,088 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:50:41" (1/1) ... [2023-12-03 00:50:41,096 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:50:41,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:41,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 132 states and 213 transitions. [2023-12-03 00:50:41,147 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 213 transitions. [2023-12-03 00:50:41,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:50:41,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:41,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:41,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:41,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:50:41,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:41,372 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 00:50:41,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 00:50:41,422 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 00:50:41,423 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 00:50:41,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:50:41,430 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 00:50:41,439 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 00:50:41,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:41,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 135 states and 218 transitions. [2023-12-03 00:50:41,497 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 218 transitions. [2023-12-03 00:50:41,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 00:50:41,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:41,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:41,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:41,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 00:50:41,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:41,585 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 00:50:41,623 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 00:50:41,623 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 00:50:41,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:50:41,629 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 00:50:41,634 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 00:50:41,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:41,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 138 states and 223 transitions. [2023-12-03 00:50:41,758 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 223 transitions. [2023-12-03 00:50:41,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 00:50:41,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:41,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:41,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:50:41,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:41,843 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 00:50:41,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:41,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 138 states and 221 transitions. [2023-12-03 00:50:41,851 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 221 transitions. [2023-12-03 00:50:41,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:50:41,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:41,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:41,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:42,051 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 00:50:42,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:42,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 138 states and 217 transitions. [2023-12-03 00:50:42,176 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 217 transitions. [2023-12-03 00:50:42,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 00:50:42,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:42,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:42,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:42,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:50:42,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:42,250 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 00:50:42,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:42,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 138 states and 213 transitions. [2023-12-03 00:50:42,257 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 213 transitions. [2023-12-03 00:50:42,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 00:50:42,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:42,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:42,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:42,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:50:42,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:42,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:50:42,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:42,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 138 states and 207 transitions. [2023-12-03 00:50:42,364 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 207 transitions. [2023-12-03 00:50:42,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 00:50:42,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:42,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:42,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:42,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:50:42,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:42,529 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 00:50:52,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:50:52,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:52,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 138 states and 201 transitions. [2023-12-03 00:50:52,748 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 201 transitions. [2023-12-03 00:50:52,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 00:50:52,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:52,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:52,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:52,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:50:52,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:53,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:51:03,566 WARN L539 Checker$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 00:51:13,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:51:23,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:51:33,694 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 00:51:33,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:51:33,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 153 states and 220 transitions. [2023-12-03 00:51:33,737 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 220 transitions. [2023-12-03 00:51:33,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 00:51:33,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:51:33,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:51:33,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:51:33,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:51:33,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:51:33,919 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 00:51:33,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:51:33,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 153 states and 218 transitions. [2023-12-03 00:51:33,928 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 218 transitions. [2023-12-03 00:51:33,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 00:51:33,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:51:33,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:51:34,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:51:34,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:51:34,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:51:34,107 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 00:51:34,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:51:34,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 153 states and 216 transitions. [2023-12-03 00:51:34,115 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 216 transitions. [2023-12-03 00:51:34,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 00:51:34,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:51:34,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:51:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:51:34,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:51:34,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:51:34,355 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 00:51:44,379 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 00:51:44,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:51:44,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 153 states and 214 transitions. [2023-12-03 00:51:44,407 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 214 transitions. [2023-12-03 00:51:44,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 00:51:44,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:51:44,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:51:44,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:51:44,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:51:44,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:51:44,694 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 00:51:54,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:52:04,746 WARN L539 Checker$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 00:52:14,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:52:24,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:52:24,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:52:24,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 156 states and 216 transitions. [2023-12-03 00:52:24,865 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 216 transitions. [2023-12-03 00:52:24,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 00:52:24,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:52:24,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:52:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:52:27,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:52:27,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:52:27,231 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:52:27,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:52:27,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 158 states and 220 transitions. [2023-12-03 00:52:27,359 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 220 transitions. [2023-12-03 00:52:27,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 00:52:27,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:52:27,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:52:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:52:33,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 00:52:33,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:52:33,285 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:52:33,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:52:33,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 159 states and 223 transitions. [2023-12-03 00:52:33,517 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 223 transitions. [2023-12-03 00:52:33,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 00:52:33,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:52:33,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:52:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 00:52:43,821 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 00:52:43,824 INFO L158 Benchmark]: Toolchain (without parser) took 126323.58ms. Allocated memory was 151.0MB in the beginning and 241.2MB in the end (delta: 90.2MB). Free memory was 118.1MB in the beginning and 158.8MB in the end (delta: -40.7MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. [2023-12-03 00:52:43,824 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 151.0MB. Free memory was 110.8MB in the beginning and 110.7MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:52:43,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 716.52ms. Allocated memory is still 151.0MB. Free memory was 117.8MB in the beginning and 83.5MB in the end (delta: 34.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-03 00:52:43,826 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.70ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 83.5MB in the beginning and 161.7MB in the end (delta: -78.2MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2023-12-03 00:52:43,826 INFO L158 Benchmark]: Boogie Preprocessor took 105.85ms. Allocated memory is still 195.0MB. Free memory was 161.7MB in the beginning and 154.2MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 00:52:43,827 INFO L158 Benchmark]: RCFGBuilder took 2633.61ms. Allocated memory was 195.0MB in the beginning and 241.2MB in the end (delta: 46.1MB). Free memory was 153.3MB in the beginning and 158.5MB in the end (delta: -5.2MB). Peak memory consumption was 94.3MB. Max. memory is 16.1GB. [2023-12-03 00:52:43,827 INFO L158 Benchmark]: CodeCheck took 122743.08ms. Allocated memory is still 241.2MB. Free memory was 158.5MB in the beginning and 158.8MB in the end (delta: -298.3kB). Peak memory consumption was 748.2kB. Max. memory is 16.1GB. [2023-12-03 00:52:43,830 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 0.23ms. Allocated memory is still 151.0MB. Free memory was 110.8MB in the beginning and 110.7MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 716.52ms. Allocated memory is still 151.0MB. Free memory was 117.8MB in the beginning and 83.5MB in the end (delta: 34.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 118.70ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 83.5MB in the beginning and 161.7MB in the end (delta: -78.2MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.85ms. Allocated memory is still 195.0MB. Free memory was 161.7MB in the beginning and 154.2MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2633.61ms. Allocated memory was 195.0MB in the beginning and 241.2MB in the end (delta: 46.1MB). Free memory was 153.3MB in the beginning and 158.5MB in the end (delta: -5.2MB). Peak memory consumption was 94.3MB. Max. memory is 16.1GB. * CodeCheck took 122743.08ms. Allocated memory is still 241.2MB. Free memory was 158.5MB in the beginning and 158.8MB in the end (delta: -298.3kB). Peak memory consumption was 748.2kB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 00:52:43,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/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_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/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_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/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_1817f435-757e-40b0-a589-98b8716cec4d/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 c2bc72e0ba847f7c079e01dc4ce9f95afa555e9d2ef7b4bcdf5e1274db86053e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:52:45,838 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:52:45,924 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 00:52:45,960 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:52:45,961 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:52:45,961 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:52:45,962 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:52:45,963 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:52:45,963 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:52:45,964 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:52:45,965 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:52:45,965 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:52:45,966 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:52:45,966 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:52:45,967 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:52:45,968 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:52:45,968 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:52:45,969 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:52:45,969 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 00:52:45,970 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:52:45,970 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:52:45,974 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:52:45,975 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:52:45,975 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:52:45,975 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:52:45,976 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:52:45,976 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:52:45,977 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:52:45,977 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:52:45,977 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:52:45,978 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:52:45,978 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:52:45,979 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:52:45,979 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:52:45,979 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:52:45,979 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:52:45,980 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:52:45,980 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:52:45,980 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:52:45,980 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_1817f435-757e-40b0-a589-98b8716cec4d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2bc72e0ba847f7c079e01dc4ce9f95afa555e9d2ef7b4bcdf5e1274db86053e [2023-12-03 00:52:46,288 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:52:46,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:52:46,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:52:46,313 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:52:46,314 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:52:46,315 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i [2023-12-03 00:52:49,201 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:52:49,506 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:52:49,507 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i [2023-12-03 00:52:49,527 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/data/da977a0e5/0056de231b3542f3919a7d82fc3a3f7e/FLAG3a376d66e [2023-12-03 00:52:49,543 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/data/da977a0e5/0056de231b3542f3919a7d82fc3a3f7e [2023-12-03 00:52:49,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:52:49,548 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:52:49,550 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:52:49,550 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:52:49,556 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:52:49,556 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:52:49" (1/1) ... [2023-12-03 00:52:49,558 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e9b97f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:52:49, skipping insertion in model container [2023-12-03 00:52:49,558 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:52:49" (1/1) ... [2023-12-03 00:52:49,638 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:52:50,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:52:50,236 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 00:52:50,256 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:52:50,339 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:52:50,345 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:52:50,443 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:52:50,487 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:52:50,494 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:52:50,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:52:50 WrapperNode [2023-12-03 00:52:50,494 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:52:50,495 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:52:50,495 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:52:50,495 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:52:50,502 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:52:50" (1/1) ... [2023-12-03 00:52:50,540 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:52:50" (1/1) ... [2023-12-03 00:52:50,594 INFO L138 Inliner]: procedures = 211, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 895 [2023-12-03 00:52:50,595 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:52:50,596 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:52:50,596 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:52:50,596 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:52:50,606 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:52:50" (1/1) ... [2023-12-03 00:52:50,607 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:52:50" (1/1) ... [2023-12-03 00:52:50,619 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:52:50" (1/1) ... [2023-12-03 00:52:50,619 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:52:50" (1/1) ... [2023-12-03 00:52:50,666 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:52:50" (1/1) ... [2023-12-03 00:52:50,676 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:52:50" (1/1) ... [2023-12-03 00:52:50,682 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:52:50" (1/1) ... [2023-12-03 00:52:50,688 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:52:50" (1/1) ... [2023-12-03 00:52:50,698 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:52:50,699 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:52:50,700 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:52:50,700 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:52:50,701 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:52:50" (1/1) ... [2023-12-03 00:52:50,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:52:50,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:52:50,736 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:52:50,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:52:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 00:52:50,780 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 00:52:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 00:52:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 00:52:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 00:52:50,781 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 00:52:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:52:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 00:52:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 00:52:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:52:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 00:52:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:52:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 00:52:50,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 00:52:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 00:52:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:52:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 00:52:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:52:50,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:52:50,985 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:52:50,988 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:53:06,188 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:53:06,625 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:53:06,625 INFO L309 CfgBuilder]: Removed 54 assume(true) statements. [2023-12-03 00:53:06,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:53:06 BoogieIcfgContainer [2023-12-03 00:53:06,627 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:53:06,628 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:53:06,628 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:53:06,639 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:53:06,639 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:53:06" (1/1) ... [2023-12-03 00:53:06,648 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:53:06,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:53:06,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 132 states and 213 transitions. [2023-12-03 00:53:06,712 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 213 transitions. [2023-12-03 00:53:06,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:53:06,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:53:06,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:53:06,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:53:06,717 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:53:06,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1817f435-757e-40b0-a589-98b8716cec4d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process