./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_c6cacc6c-67a9-4969-bc6a-b29331e24995/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cacc6c-67a9-4969-bc6a-b29331e24995/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cacc6c-67a9-4969-bc6a-b29331e24995/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cacc6c-67a9-4969-bc6a-b29331e24995/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cacc6c-67a9-4969-bc6a-b29331e24995/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cacc6c-67a9-4969-bc6a-b29331e24995/bin/ukojak-verify-i0I2FZA1j2 --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 1a17e1f9edfd37607fb472869452b377d4af1281c9808dec0371b4f943952037 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:34:59,850 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:34:59,971 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cacc6c-67a9-4969-bc6a-b29331e24995/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:34:59,978 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:34:59,979 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:35:00,018 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:35:00,020 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:35:00,020 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:35:00,021 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:35:00,026 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:35:00,028 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:35:00,028 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:35:00,029 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:35:00,031 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:35:00,031 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:35:00,033 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:35:00,033 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:35:00,034 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:35:00,034 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:35:00,035 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:35:00,035 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:35:00,036 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:35:00,036 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:35:00,037 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:35:00,038 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:35:00,038 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:35:00,039 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:35:00,040 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:35:00,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:35:00,041 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:35:00,043 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:35:00,043 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:35:00,044 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:35:00,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:35:00,044 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:35:00,045 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_c6cacc6c-67a9-4969-bc6a-b29331e24995/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cacc6c-67a9-4969-bc6a-b29331e24995/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a17e1f9edfd37607fb472869452b377d4af1281c9808dec0371b4f943952037 [2023-11-21 18:35:00,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:35:00,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:35:00,364 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:35:00,365 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:35:00,365 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:35:00,367 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cacc6c-67a9-4969-bc6a-b29331e24995/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i [2023-11-21 18:35:03,494 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:35:03,956 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:35:03,957 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cacc6c-67a9-4969-bc6a-b29331e24995/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i [2023-11-21 18:35:03,989 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cacc6c-67a9-4969-bc6a-b29331e24995/bin/ukojak-verify-i0I2FZA1j2/data/088f29293/34818b694d5f4b15a721c17f08041170/FLAG67642bc89 [2023-11-21 18:35:04,138 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cacc6c-67a9-4969-bc6a-b29331e24995/bin/ukojak-verify-i0I2FZA1j2/data/088f29293/34818b694d5f4b15a721c17f08041170 [2023-11-21 18:35:04,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:35:04,146 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:35:04,150 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:35:04,151 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:35:04,157 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:35:04,157 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:04" (1/1) ... [2023-11-21 18:35:04,159 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dfcc22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:04, skipping insertion in model container [2023-11-21 18:35:04,159 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:04" (1/1) ... [2023-11-21 18:35:04,259 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:35:04,921 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:35:04,936 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:35:05,154 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:35:05,204 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:35:05,212 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:35:05,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:05 WrapperNode [2023-11-21 18:35:05,213 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:35:05,215 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:35:05,215 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:35:05,215 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:35:05,223 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:05" (1/1) ... [2023-11-21 18:35:05,296 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:05" (1/1) ... [2023-11-21 18:35:05,439 INFO L138 Inliner]: procedures = 177, calls = 390, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1905 [2023-11-21 18:35:05,440 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:35:05,441 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:35:05,441 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:35:05,441 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:35:05,451 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:05" (1/1) ... [2023-11-21 18:35:05,452 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:05" (1/1) ... [2023-11-21 18:35:05,466 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:05" (1/1) ... [2023-11-21 18:35:05,466 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:05" (1/1) ... [2023-11-21 18:35:05,557 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:05" (1/1) ... [2023-11-21 18:35:05,588 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:05" (1/1) ... [2023-11-21 18:35:05,606 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:05" (1/1) ... [2023-11-21 18:35:05,620 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:05" (1/1) ... [2023-11-21 18:35:05,644 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:35:05,646 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:35:05,646 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:35:05,646 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:35:05,647 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:05" (1/1) ... [2023-11-21 18:35:05,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:35:05,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cacc6c-67a9-4969-bc6a-b29331e24995/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:35:05,682 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cacc6c-67a9-4969-bc6a-b29331e24995/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:35:05,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cacc6c-67a9-4969-bc6a-b29331e24995/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:35:05,725 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-21 18:35:05,725 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-21 18:35:05,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:35:05,727 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:35:05,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:35:05,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:35:05,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:35:05,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:35:05,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:35:05,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:35:05,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:35:05,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:35:05,729 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 18:35:05,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:35:05,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:35:05,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:35:05,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:35:05,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:35:06,026 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:35:06,033 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:35:08,212 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:35:10,811 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:35:10,812 INFO L308 CfgBuilder]: Removed 83 assume(true) statements. [2023-11-21 18:35:10,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:35:10 BoogieIcfgContainer [2023-11-21 18:35:10,814 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:35:10,815 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:35:10,815 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:35:10,825 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:35:10,826 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:35:10" (1/1) ... [2023-11-21 18:35:10,836 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:35:10,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:10,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 181 states and 298 transitions. [2023-11-21 18:35:10,922 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 298 transitions. [2023-11-21 18:35:10,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:35:10,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:10,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:11,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:11,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:11,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:11,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 180 states and 297 transitions. [2023-11-21 18:35:11,130 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 297 transitions. [2023-11-21 18:35:11,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:35:11,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:11,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:11,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:11,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:11,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:11,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 180 states and 298 transitions. [2023-11-21 18:35:11,298 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 298 transitions. [2023-11-21 18:35:11,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:35:11,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:11,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:11,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:11,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:11,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:11,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:11,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:11,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 182 states and 300 transitions. [2023-11-21 18:35:11,480 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 300 transitions. [2023-11-21 18:35:11,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:35:11,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:11,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:11,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:11,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:35:11,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:11,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:11,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:11,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 182 states and 296 transitions. [2023-11-21 18:35:11,640 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 296 transitions. [2023-11-21 18:35:11,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:35:11,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:11,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:11,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:11,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:35:11,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:11,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:11,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:11,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 182 states and 288 transitions. [2023-11-21 18:35:11,739 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 288 transitions. [2023-11-21 18:35:11,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:35:11,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:11,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:11,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:11,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:35:11,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:11,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:11,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:11,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 182 states and 276 transitions. [2023-11-21 18:35:11,875 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 276 transitions. [2023-11-21 18:35:11,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:35:11,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:11,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:12,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:12,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:35:12,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:12,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:22,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:35:26,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:35:26,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:26,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 182 states and 264 transitions. [2023-11-21 18:35:26,578 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 264 transitions. [2023-11-21 18:35:26,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:35:26,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:26,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:27,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:27,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:27,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:38,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:35:48,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:35:58,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:36:08,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:36:08,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:08,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 226 states and 317 transitions. [2023-11-21 18:36:08,256 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 317 transitions. [2023-11-21 18:36:08,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:36:08,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:08,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:08,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:36:08,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:08,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:08,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:08,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 226 states and 315 transitions. [2023-11-21 18:36:08,636 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 315 transitions. [2023-11-21 18:36:08,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:36:08,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:08,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:09,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:09,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:36:09,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:09,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.