./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/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_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/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_410c89e2-ba18-41e4-a563-1584f4aca6de/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 b8fb715e20e93734f29581bef128b7f826b4b5933b157899cd0cb0d668434a9d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:35:24,963 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:35:25,043 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:35:25,047 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:35:25,048 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:35:25,071 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:35:25,072 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:35:25,072 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:35:25,073 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:35:25,074 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:35:25,074 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:35:25,075 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:35:25,075 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:35:25,076 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:35:25,076 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:35:25,077 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:35:25,077 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:35:25,078 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:35:25,078 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:35:25,079 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:35:25,079 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:35:25,080 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:35:25,081 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:35:25,081 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:35:25,081 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:35:25,082 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:35:25,082 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:35:25,083 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:35:25,083 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:35:25,084 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:35:25,084 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:35:25,084 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:35:25,085 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:35:25,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:35:25,086 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:35:25,086 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_410c89e2-ba18-41e4-a563-1584f4aca6de/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8fb715e20e93734f29581bef128b7f826b4b5933b157899cd0cb0d668434a9d [2023-12-03 03:35:25,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:35:25,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:35:25,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:35:25,351 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:35:25,352 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:35:25,353 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-2.i [2023-12-03 03:35:28,060 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:35:28,345 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:35:28,346 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-2.i [2023-12-03 03:35:28,364 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/data/4731307df/5e1692225bbc48f4accf250250707a58/FLAGd30365521 [2023-12-03 03:35:28,624 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/data/4731307df/5e1692225bbc48f4accf250250707a58 [2023-12-03 03:35:28,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:35:28,627 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:35:28,628 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:35:28,628 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:35:28,632 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:35:28,633 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:35:28" (1/1) ... [2023-12-03 03:35:28,634 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72e458ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:28, skipping insertion in model container [2023-12-03 03:35:28,634 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:35:28" (1/1) ... [2023-12-03 03:35:28,693 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:35:29,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:35:29,205 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:35:29,296 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:35:29,328 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:35:29,336 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:35:29,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29 WrapperNode [2023-12-03 03:35:29,337 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:35:29,338 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:35:29,338 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:35:29,338 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:35:29,346 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,377 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,443 INFO L138 Inliner]: procedures = 177, calls = 350, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1500 [2023-12-03 03:35:29,444 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:35:29,444 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:35:29,445 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:35:29,445 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:35:29,455 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,468 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,469 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,530 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,548 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,554 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,563 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,578 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:35:29,579 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:35:29,579 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:35:29,580 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:35:29,581 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:35:29,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:35:29,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:35:29,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:35:29,653 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 03:35:29,654 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 03:35:29,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:35:29,654 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:35:29,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:35:29,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:35:29,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 03:35:29,655 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 03:35:29,655 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2023-12-03 03:35:29,655 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2023-12-03 03:35:29,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 03:35:29,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:35:29,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 03:35:29,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:35:29,656 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 03:35:29,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 03:35:29,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:35:29,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:35:29,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:35:29,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:35:29,860 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:35:29,863 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:35:32,371 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:35:33,886 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:35:33,886 INFO L309 CfgBuilder]: Removed 71 assume(true) statements. [2023-12-03 03:35:33,887 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:35:33 BoogieIcfgContainer [2023-12-03 03:35:33,888 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:35:33,888 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:35:33,889 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:35:33,896 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:35:33,897 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:35:33" (1/1) ... [2023-12-03 03:35:33,904 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:35:33,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:33,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 187 states and 310 transitions. [2023-12-03 03:35:33,958 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 310 transitions. [2023-12-03 03:35:33,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 03:35:33,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:33,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:34,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:34,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:35:34,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:34,191 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 03:35:34,201 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 03:35:34,244 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 03:35:34,246 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 03:35:34,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:35:34,254 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 03:35:34,263 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 03:35:34,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:34,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 190 states and 315 transitions. [2023-12-03 03:35:34,326 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 315 transitions. [2023-12-03 03:35:34,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 03:35:34,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:34,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:34,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:35:34,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:34,424 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 03:35:34,429 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 03:35:34,460 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 03:35:34,461 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 03:35:34,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:35:34,468 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 03:35:34,474 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 03:35:34,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:34,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 191 states and 316 transitions. [2023-12-03 03:35:34,494 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 316 transitions. [2023-12-03 03:35:34,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 03:35:34,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:34,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:34,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:34,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:35:34,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:34,602 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 03:35:34,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:34,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 191 states and 314 transitions. [2023-12-03 03:35:34,609 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 314 transitions. [2023-12-03 03:35:34,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 03:35:34,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:34,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:34,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:34,819 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 03:35:34,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:34,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 191 states and 308 transitions. [2023-12-03 03:35:34,910 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 308 transitions. [2023-12-03 03:35:34,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 03:35:34,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:34,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:34,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:35:34,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:35,000 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 03:35:35,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:35,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 191 states and 304 transitions. [2023-12-03 03:35:35,007 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 304 transitions. [2023-12-03 03:35:35,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:35:35,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:35,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:35,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:35,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:35:35,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:35,115 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 03:35:35,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:35,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 191 states and 298 transitions. [2023-12-03 03:35:35,123 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 298 transitions. [2023-12-03 03:35:35,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:35:35,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:35,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:35,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:35:35,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:35,299 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 03:35:45,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:35:45,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:45,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 191 states and 292 transitions. [2023-12-03 03:35:45,411 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 292 transitions. [2023-12-03 03:35:45,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 03:35:45,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:45,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:45,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:45,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:35:45,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:45,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:35:56,108 WARN L539 Checker$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 03:36:06,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:36:16,168 WARN L539 Checker$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 03:36:26,194 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 03:36:26,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:26,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 224 states and 335 transitions. [2023-12-03 03:36:26,421 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 335 transitions. [2023-12-03 03:36:26,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 03:36:26,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:26,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:26,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:26,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:36:26,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:26,620 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 03:36:26,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:26,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 224 states and 333 transitions. [2023-12-03 03:36:26,630 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 333 transitions. [2023-12-03 03:36:26,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 03:36:26,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:26,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:26,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:26,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:36:26,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:26,993 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 03:36:37,518 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 03:36:47,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:36:57,599 WARN L539 Checker$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 03:37:07,634 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 03:37:07,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:07,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 258 states and 378 transitions. [2023-12-03 03:37:07,907 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 378 transitions. [2023-12-03 03:37:07,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 03:37:07,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:07,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:08,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:08,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:37:08,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:08,104 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 03:37:08,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:08,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 258 states and 376 transitions. [2023-12-03 03:37:08,114 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 376 transitions. [2023-12-03 03:37:08,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 03:37:08,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:08,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:08,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:08,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:37:08,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:08,358 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 03:37:18,369 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 03:37:18,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:18,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 258 states and 374 transitions. [2023-12-03 03:37:18,409 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 374 transitions. [2023-12-03 03:37:18,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 03:37:18,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:18,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:18,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:37:18,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:18,637 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 03:37:18,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:18,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 258 states and 372 transitions. [2023-12-03 03:37:18,839 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 372 transitions. [2023-12-03 03:37:18,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 03:37:18,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:18,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:19,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:37:19,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:19,162 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 03:37:29,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:37:39,221 WARN L539 Checker$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 03:37:49,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:37:59,282 WARN L539 Checker$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 03:37:59,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:59,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 261 states and 374 transitions. [2023-12-03 03:37:59,328 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 374 transitions. [2023-12-03 03:37:59,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 03:37:59,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:59,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:59,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:59,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:37:59,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:59,619 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 03:38:09,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:38:19,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:38:29,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:38:39,818 WARN L539 Checker$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 03:38:39,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:39,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 264 states and 376 transitions. [2023-12-03 03:38:39,869 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 376 transitions. [2023-12-03 03:38:39,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 03:38:39,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:39,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:40,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:40,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:38:40,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:40,216 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 03:38:50,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:39:00,835 WARN L539 Checker$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 03:39:10,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:39:20,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:39:20,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:20,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 279 states and 395 transitions. [2023-12-03 03:39:20,981 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 395 transitions. [2023-12-03 03:39:20,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 03:39:20,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:39:20,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:39:21,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:21,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:39:21,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:39:21,303 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 03:39:21,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:21,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 291 states and 410 transitions. [2023-12-03 03:39:21,357 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 410 transitions. [2023-12-03 03:39:21,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 03:39:21,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:39:21,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:39:21,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:21,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:39:21,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:39:21,664 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 03:39:21,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:21,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 303 states and 425 transitions. [2023-12-03 03:39:21,753 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 425 transitions. [2023-12-03 03:39:21,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 03:39:21,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:39:21,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:39:21,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:21,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:39:21,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:39:22,064 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 03:39:32,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:39:42,120 WARN L539 Checker$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 03:39:52,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:40:02,237 WARN L539 Checker$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 03:40:02,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:40:02,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 306 states and 427 transitions. [2023-12-03 03:40:02,280 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 427 transitions. [2023-12-03 03:40:02,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 03:40:02,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:40:02,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:40:12,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 03:40:12,508 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 03:40:12,511 INFO L158 Benchmark]: Toolchain (without parser) took 283883.09ms. Allocated memory was 155.2MB in the beginning and 224.4MB in the end (delta: 69.2MB). Free memory was 120.2MB in the beginning and 145.6MB in the end (delta: -25.4MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. [2023-12-03 03:40:12,511 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 125.8MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:40:12,511 INFO L158 Benchmark]: CACSL2BoogieTranslator took 708.77ms. Allocated memory is still 155.2MB. Free memory was 120.2MB in the beginning and 100.1MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 03:40:12,512 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.84ms. Allocated memory is still 155.2MB. Free memory was 99.4MB in the beginning and 90.4MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 03:40:12,512 INFO L158 Benchmark]: Boogie Preprocessor took 134.08ms. Allocated memory is still 155.2MB. Free memory was 90.4MB in the beginning and 79.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 03:40:12,513 INFO L158 Benchmark]: RCFGBuilder took 4308.54ms. Allocated memory was 155.2MB in the beginning and 224.4MB in the end (delta: 69.2MB). Free memory was 79.9MB in the beginning and 123.8MB in the end (delta: -43.9MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. [2023-12-03 03:40:12,514 INFO L158 Benchmark]: CodeCheck took 278621.57ms. Allocated memory is still 224.4MB. Free memory was 123.8MB in the beginning and 145.6MB in the end (delta: -21.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:40:12,516 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 0.18ms. Allocated memory is still 125.8MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 708.77ms. Allocated memory is still 155.2MB. Free memory was 120.2MB in the beginning and 100.1MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.84ms. Allocated memory is still 155.2MB. Free memory was 99.4MB in the beginning and 90.4MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 134.08ms. Allocated memory is still 155.2MB. Free memory was 90.4MB in the beginning and 79.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 4308.54ms. Allocated memory was 155.2MB in the beginning and 224.4MB in the end (delta: 69.2MB). Free memory was 79.9MB in the beginning and 123.8MB in the end (delta: -43.9MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. * CodeCheck took 278621.57ms. Allocated memory is still 224.4MB. Free memory was 123.8MB in the beginning and 145.6MB in the end (delta: -21.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:40:12,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/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_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/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_410c89e2-ba18-41e4-a563-1584f4aca6de/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 b8fb715e20e93734f29581bef128b7f826b4b5933b157899cd0cb0d668434a9d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:40:14,700 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:40:14,775 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 03:40:14,809 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:40:14,810 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:40:14,810 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:40:14,811 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:40:14,812 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:40:14,812 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:40:14,813 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:40:14,814 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:40:14,814 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:40:14,815 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:40:14,815 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:40:14,816 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:40:14,816 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:40:14,817 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:40:14,817 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:40:14,818 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:40:14,818 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:40:14,819 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:40:14,820 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:40:14,820 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:40:14,821 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:40:14,821 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:40:14,822 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:40:14,822 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:40:14,822 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:40:14,823 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:40:14,823 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:40:14,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:40:14,824 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:40:14,825 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:40:14,825 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:40:14,825 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:40:14,825 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:40:14,826 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:40:14,826 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:40:14,826 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:40:14,826 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_410c89e2-ba18-41e4-a563-1584f4aca6de/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8fb715e20e93734f29581bef128b7f826b4b5933b157899cd0cb0d668434a9d [2023-12-03 03:40:15,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:40:15,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:40:15,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:40:15,157 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:40:15,157 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:40:15,159 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-2.i [2023-12-03 03:40:18,026 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:40:18,333 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:40:18,334 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-2.i [2023-12-03 03:40:18,353 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/data/36ad9794f/0afb2c75eb5940fc834756fe36628405/FLAG6cf17e404 [2023-12-03 03:40:18,368 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/data/36ad9794f/0afb2c75eb5940fc834756fe36628405 [2023-12-03 03:40:18,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:40:18,373 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:40:18,375 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:40:18,375 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:40:18,380 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:40:18,381 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:40:18" (1/1) ... [2023-12-03 03:40:18,382 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65cd030c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:18, skipping insertion in model container [2023-12-03 03:40:18,382 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:40:18" (1/1) ... [2023-12-03 03:40:18,459 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:40:19,021 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:40:19,036 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 03:40:19,050 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:40:19,134 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:40:19,140 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:40:19,231 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:40:19,266 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:40:19,274 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:40:19,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:19 WrapperNode [2023-12-03 03:40:19,275 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:40:19,276 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:40:19,277 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:40:19,277 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:40:19,285 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:19" (1/1) ... [2023-12-03 03:40:19,326 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:19" (1/1) ... [2023-12-03 03:40:19,386 INFO L138 Inliner]: procedures = 180, calls = 350, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1166 [2023-12-03 03:40:19,387 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:40:19,388 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:40:19,388 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:40:19,388 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:40:19,398 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:19" (1/1) ... [2023-12-03 03:40:19,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:19" (1/1) ... [2023-12-03 03:40:19,418 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:19" (1/1) ... [2023-12-03 03:40:19,419 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:19" (1/1) ... [2023-12-03 03:40:19,475 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:19" (1/1) ... [2023-12-03 03:40:19,488 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:19" (1/1) ... [2023-12-03 03:40:19,494 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:19" (1/1) ... [2023-12-03 03:40:19,502 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:19" (1/1) ... [2023-12-03 03:40:19,514 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:40:19,515 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:40:19,516 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:40:19,516 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:40:19,517 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:40:19" (1/1) ... [2023-12-03 03:40:19,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:40:19,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:40:19,549 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:40:19,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:40:19,589 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 03:40:19,589 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 03:40:19,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 03:40:19,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:40:19,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:40:19,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:40:19,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 03:40:19,591 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 03:40:19,591 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2023-12-03 03:40:19,591 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2023-12-03 03:40:19,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 03:40:19,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:40:19,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 03:40:19,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:40:19,592 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 03:40:19,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 03:40:19,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:40:19,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:40:19,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:40:19,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:40:19,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:40:19,801 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:40:19,804 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:40:36,244 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:40:36,756 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:40:36,756 INFO L309 CfgBuilder]: Removed 71 assume(true) statements. [2023-12-03 03:40:36,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:40:36 BoogieIcfgContainer [2023-12-03 03:40:36,758 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:40:36,759 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:40:36,760 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:40:36,770 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:40:36,770 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:40:36" (1/1) ... [2023-12-03 03:40:36,779 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:40:36,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:40:36,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 187 states and 310 transitions. [2023-12-03 03:40:36,838 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 310 transitions. [2023-12-03 03:40:36,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 03:40:36,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:40:36,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:40:36,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:40:36,842 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:40:36,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_410c89e2-ba18-41e4-a563-1584f4aca6de/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process