./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_f2931179-1275-4c2c-ae64-db90e048d6a4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2931179-1275-4c2c-ae64-db90e048d6a4/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2931179-1275-4c2c-ae64-db90e048d6a4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2931179-1275-4c2c-ae64-db90e048d6a4/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2931179-1275-4c2c-ae64-db90e048d6a4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2931179-1275-4c2c-ae64-db90e048d6a4/bin/ukojak-verify-G8NBE6pJGL --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 adfc1710e761824cc0d761ee45a1724b8fd34135f47dcc82b27f8b64b97ca013 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:09:13,775 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:09:13,894 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2931179-1275-4c2c-ae64-db90e048d6a4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:09:13,905 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:09:13,906 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:09:13,966 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:09:13,967 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:09:13,968 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:09:13,970 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:09:13,975 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:09:13,976 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:09:13,977 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:09:13,977 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:09:13,979 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:09:13,980 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:09:13,980 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:09:13,980 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:09:13,981 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:09:13,981 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:09:13,982 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:09:13,982 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:09:13,983 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:09:13,984 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:09:13,985 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:09:13,985 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:09:13,986 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:09:13,986 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:09:13,987 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:09:13,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:13,988 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:09:13,990 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:09:13,990 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:09:13,990 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:09:13,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:09:13,991 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:09:14,002 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_f2931179-1275-4c2c-ae64-db90e048d6a4/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2931179-1275-4c2c-ae64-db90e048d6a4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adfc1710e761824cc0d761ee45a1724b8fd34135f47dcc82b27f8b64b97ca013 [2023-11-19 04:09:14,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:09:14,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:09:14,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:09:14,397 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:09:14,397 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:09:14,399 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2931179-1275-4c2c-ae64-db90e048d6a4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i [2023-11-19 04:09:17,539 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:09:17,882 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:09:17,884 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2931179-1275-4c2c-ae64-db90e048d6a4/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i [2023-11-19 04:09:17,910 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2931179-1275-4c2c-ae64-db90e048d6a4/bin/ukojak-verify-G8NBE6pJGL/data/0da6b0343/230e1dde6a4a41a6b817d11f8875f85d/FLAG1858b9ea8 [2023-11-19 04:09:17,925 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2931179-1275-4c2c-ae64-db90e048d6a4/bin/ukojak-verify-G8NBE6pJGL/data/0da6b0343/230e1dde6a4a41a6b817d11f8875f85d [2023-11-19 04:09:17,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:09:17,933 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:09:17,935 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:17,935 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:09:17,944 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:09:17,945 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:17" (1/1) ... [2023-11-19 04:09:17,946 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d0233c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:17, skipping insertion in model container [2023-11-19 04:09:17,947 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:17" (1/1) ... [2023-11-19 04:09:18,045 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:09:18,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:18,882 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:09:19,030 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:19,078 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:19,086 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:09:19,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:19 WrapperNode [2023-11-19 04:09:19,087 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:19,089 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:19,089 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:09:19,089 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:09:19,097 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:19" (1/1) ... [2023-11-19 04:09:19,150 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:19" (1/1) ... [2023-11-19 04:09:19,325 INFO L138 Inliner]: procedures = 177, calls = 390, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1905 [2023-11-19 04:09:19,325 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:19,326 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:09:19,327 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:09:19,327 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:09:19,337 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:19" (1/1) ... [2023-11-19 04:09:19,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:19" (1/1) ... [2023-11-19 04:09:19,352 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:19" (1/1) ... [2023-11-19 04:09:19,353 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:19" (1/1) ... [2023-11-19 04:09:19,429 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:19" (1/1) ... [2023-11-19 04:09:19,459 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:19" (1/1) ... [2023-11-19 04:09:19,467 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:19" (1/1) ... [2023-11-19 04:09:19,493 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:19" (1/1) ... [2023-11-19 04:09:19,523 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:09:19,523 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:09:19,524 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:09:19,524 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:09:19,525 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:19" (1/1) ... [2023-11-19 04:09:19,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:19,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2931179-1275-4c2c-ae64-db90e048d6a4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:09:19,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2931179-1275-4c2c-ae64-db90e048d6a4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:09:19,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2931179-1275-4c2c-ae64-db90e048d6a4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:09:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 04:09:19,600 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 04:09:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:09:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:09:19,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:09:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:09:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:09:19,602 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:09:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:09:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:09:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:09:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:09:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:09:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:09:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:09:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:09:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:09:19,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:09:19,901 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:09:19,908 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:09:22,203 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:09:24,934 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:09:24,934 INFO L302 CfgBuilder]: Removed 83 assume(true) statements. [2023-11-19 04:09:24,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:24 BoogieIcfgContainer [2023-11-19 04:09:24,948 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:09:24,950 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:09:24,950 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:09:24,962 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:09:24,962 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:24" (1/1) ... [2023-11-19 04:09:24,977 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:09:25,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:25,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 181 states and 298 transitions. [2023-11-19 04:09:25,070 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 298 transitions. [2023-11-19 04:09:25,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:09:25,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:25,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:25,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:25,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:25,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:25,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 180 states and 297 transitions. [2023-11-19 04:09:25,360 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 297 transitions. [2023-11-19 04:09:25,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:09:25,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:25,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:25,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:25,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:25,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:25,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 180 states and 298 transitions. [2023-11-19 04:09:25,517 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 298 transitions. [2023-11-19 04:09:25,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:09:25,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:25,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:25,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:25,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:25,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:25,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:25,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:25,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 182 states and 300 transitions. [2023-11-19 04:09:25,667 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 300 transitions. [2023-11-19 04:09:25,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:09:25,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:25,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:25,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:25,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:25,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:25,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:25,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 182 states and 296 transitions. [2023-11-19 04:09:25,809 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 296 transitions. [2023-11-19 04:09:25,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:09:25,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:25,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:25,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:25,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:25,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:25,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:25,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:25,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 182 states and 288 transitions. [2023-11-19 04:09:25,925 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 288 transitions. [2023-11-19 04:09:25,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:09:25,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:25,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:26,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:26,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:26,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:26,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:26,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:26,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 182 states and 276 transitions. [2023-11-19 04:09:26,080 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 276 transitions. [2023-11-19 04:09:26,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:09:26,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:26,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:26,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:26,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:09:26,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:26,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:36,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:09:46,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:09:46,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:46,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 182 states and 264 transitions. [2023-11-19 04:09:46,591 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 264 transitions. [2023-11-19 04:09:46,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:09:46,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:46,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:47,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:47,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:47,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:47,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:57,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:10:07,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:10:17,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:10:20,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.31s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []