./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505be57-a31b-4f9c-a297-4a10e93fa132/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505be57-a31b-4f9c-a297-4a10e93fa132/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505be57-a31b-4f9c-a297-4a10e93fa132/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505be57-a31b-4f9c-a297-4a10e93fa132/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505be57-a31b-4f9c-a297-4a10e93fa132/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505be57-a31b-4f9c-a297-4a10e93fa132/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a37ff9cc75e7eb9f5325f8fa274b6f05ade1742d661d8f4c826631afb9b4bde2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:03:25,868 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:03:25,938 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505be57-a31b-4f9c-a297-4a10e93fa132/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:03:25,943 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:03:25,944 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:03:25,970 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:03:25,971 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:03:25,972 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:03:25,973 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:03:25,974 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:03:25,974 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:03:25,975 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:03:25,976 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:03:25,976 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:03:25,977 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:03:25,977 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:03:25,978 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:03:25,978 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:03:25,979 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:03:25,979 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:03:25,980 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:03:25,984 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:03:25,985 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:03:25,985 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:03:25,986 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:03:25,986 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:03:25,987 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:03:25,987 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:03:25,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:03:25,988 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:03:25,990 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:03:25,990 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:03:25,990 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:03:25,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:03:25,991 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:03:25,991 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_e505be57-a31b-4f9c-a297-4a10e93fa132/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505be57-a31b-4f9c-a297-4a10e93fa132/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a37ff9cc75e7eb9f5325f8fa274b6f05ade1742d661d8f4c826631afb9b4bde2 [2023-11-23 20:03:26,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:03:26,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:03:26,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:03:26,351 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:03:26,352 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:03:26,353 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505be57-a31b-4f9c-a297-4a10e93fa132/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-3.i [2023-11-23 20:03:29,482 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:03:29,905 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:03:29,910 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505be57-a31b-4f9c-a297-4a10e93fa132/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-3.i [2023-11-23 20:03:29,933 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505be57-a31b-4f9c-a297-4a10e93fa132/bin/ukojak-verify-1t5iHCbJaC/data/4c3c8f93d/d0791a8d93c14ff8aad0590d4ab404d9/FLAG2d49d6429 [2023-11-23 20:03:29,952 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505be57-a31b-4f9c-a297-4a10e93fa132/bin/ukojak-verify-1t5iHCbJaC/data/4c3c8f93d/d0791a8d93c14ff8aad0590d4ab404d9 [2023-11-23 20:03:29,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:03:29,963 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:03:29,967 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:03:29,967 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:03:29,974 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:03:29,978 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:29,980 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44a3de5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:29, skipping insertion in model container [2023-11-23 20:03:29,980 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:03:29" (1/1) ... [2023-11-23 20:03:30,070 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:03:30,914 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:03:30,931 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:03:31,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:03:31,140 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:03:31,148 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:03:31,149 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:31 WrapperNode [2023-11-23 20:03:31,149 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:03:31,150 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:03:31,151 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:03:31,151 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:03:31,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:31" (1/1) ... [2023-11-23 20:03:31,214 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:31" (1/1) ... [2023-11-23 20:03:31,335 INFO L138 Inliner]: procedures = 177, calls = 489, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2218 [2023-11-23 20:03:31,336 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:03:31,336 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:03:31,337 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:03:31,337 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:03:31,346 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:31" (1/1) ... [2023-11-23 20:03:31,346 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:31" (1/1) ... [2023-11-23 20:03:31,366 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:31" (1/1) ... [2023-11-23 20:03:31,366 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:31" (1/1) ... [2023-11-23 20:03:31,469 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:31" (1/1) ... [2023-11-23 20:03:31,510 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:31" (1/1) ... [2023-11-23 20:03:31,518 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:31" (1/1) ... [2023-11-23 20:03:31,530 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:31" (1/1) ... [2023-11-23 20:03:31,558 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:03:31,559 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:03:31,560 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:03:31,560 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:03:31,561 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:31" (1/1) ... [2023-11-23 20:03:31,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:03:31,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505be57-a31b-4f9c-a297-4a10e93fa132/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:03:31,594 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505be57-a31b-4f9c-a297-4a10e93fa132/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:03:31,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505be57-a31b-4f9c-a297-4a10e93fa132/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:03:31,640 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-23 20:03:31,641 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-23 20:03:31,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:03:31,642 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:03:31,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:03:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:03:31,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:03:31,644 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:03:31,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:03:31,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:03:31,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:03:31,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:03:31,645 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 20:03:31,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:03:31,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:03:31,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:03:31,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:03:31,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:03:31,964 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:03:31,967 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:03:34,321 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:03:36,810 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:03:36,810 INFO L309 CfgBuilder]: Removed 100 assume(true) statements. [2023-11-23 20:03:36,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:36 BoogieIcfgContainer [2023-11-23 20:03:36,813 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:03:36,814 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:03:36,814 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:03:36,824 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:03:36,824 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:36" (1/1) ... [2023-11-23 20:03:36,833 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:03:36,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:36,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 209 states and 347 transitions. [2023-11-23 20:03:36,899 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 347 transitions. [2023-11-23 20:03:36,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:03:36,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:36,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:37,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:37,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:37,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:37,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 208 states and 346 transitions. [2023-11-23 20:03:37,110 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 346 transitions. [2023-11-23 20:03:37,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:03:37,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:37,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:37,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:37,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:37,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:37,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 208 states and 347 transitions. [2023-11-23 20:03:37,234 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 347 transitions. [2023-11-23 20:03:37,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:03:37,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:37,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:37,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:37,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:37,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:37,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:37,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 210 states and 349 transitions. [2023-11-23 20:03:37,420 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 349 transitions. [2023-11-23 20:03:37,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:03:37,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:37,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:37,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:37,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:03:37,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:37,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:37,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:37,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 210 states and 345 transitions. [2023-11-23 20:03:37,548 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 345 transitions. [2023-11-23 20:03:37,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:03:37,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:37,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:37,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:37,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:03:37,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:37,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:37,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:37,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 210 states and 337 transitions. [2023-11-23 20:03:37,679 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 337 transitions. [2023-11-23 20:03:37,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:03:37,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:37,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:37,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:03:37,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:37,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:37,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:37,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 210 states and 325 transitions. [2023-11-23 20:03:37,867 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 325 transitions. [2023-11-23 20:03:37,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:03:37,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:37,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:38,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:38,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:03:38,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:38,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:48,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:03:58,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:03:58,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:58,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 210 states and 313 transitions. [2023-11-23 20:03:58,394 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 313 transitions. [2023-11-23 20:03:58,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:03:58,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:58,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:58,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:58,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:58,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:58,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:09,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:04:20,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:04:30,314 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 []