./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_dfd815cc-c1d8-43bc-8acc-d0f8538bd51a/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfd815cc-c1d8-43bc-8acc-d0f8538bd51a/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_dfd815cc-c1d8-43bc-8acc-d0f8538bd51a/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfd815cc-c1d8-43bc-8acc-d0f8538bd51a/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfd815cc-c1d8-43bc-8acc-d0f8538bd51a/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_dfd815cc-c1d8-43bc-8acc-d0f8538bd51a/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 3a97724240a87192496d8328468f54cf5b25ba6881d4dae32505036169c4a273 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:43:06,336 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:43:06,408 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfd815cc-c1d8-43bc-8acc-d0f8538bd51a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:43:06,414 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:43:06,415 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:43:06,440 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:43:06,441 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:43:06,442 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:43:06,443 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:43:06,444 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:43:06,444 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:43:06,445 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:43:06,446 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:43:06,446 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:43:06,447 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:43:06,448 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:43:06,448 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:43:06,449 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:43:06,449 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:43:06,450 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:43:06,450 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:43:06,451 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:43:06,452 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:43:06,452 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:43:06,453 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:43:06,453 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:43:06,453 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:43:06,454 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:43:06,454 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:06,455 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:43:06,455 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:43:06,456 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:43:06,456 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:43:06,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:43:06,457 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:43:06,457 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_dfd815cc-c1d8-43bc-8acc-d0f8538bd51a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfd815cc-c1d8-43bc-8acc-d0f8538bd51a/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a97724240a87192496d8328468f54cf5b25ba6881d4dae32505036169c4a273 [2023-11-21 18:43:06,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:43:06,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:43:06,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:43:06,823 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:43:06,824 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:43:06,826 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfd815cc-c1d8-43bc-8acc-d0f8538bd51a/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-1.i [2023-11-21 18:43:09,950 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:43:10,311 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:43:10,312 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfd815cc-c1d8-43bc-8acc-d0f8538bd51a/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-1.i [2023-11-21 18:43:10,333 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfd815cc-c1d8-43bc-8acc-d0f8538bd51a/bin/ukojak-verify-i0I2FZA1j2/data/7a7b6f9f7/efd5991fb5b84b46b00becd9cac67c14/FLAG8f377cd36 [2023-11-21 18:43:10,351 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfd815cc-c1d8-43bc-8acc-d0f8538bd51a/bin/ukojak-verify-i0I2FZA1j2/data/7a7b6f9f7/efd5991fb5b84b46b00becd9cac67c14 [2023-11-21 18:43:10,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:43:10,355 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:43:10,357 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:10,357 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:43:10,362 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:43:10,363 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:10" (1/1) ... [2023-11-21 18:43:10,365 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2525ed94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:10, skipping insertion in model container [2023-11-21 18:43:10,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:10" (1/1) ... [2023-11-21 18:43:10,456 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:43:11,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:11,254 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:43:11,472 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:11,525 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:11,533 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:43:11,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:11 WrapperNode [2023-11-21 18:43:11,534 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:11,535 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:11,535 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:43:11,535 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:43:11,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:11" (1/1) ... [2023-11-21 18:43:11,590 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:11" (1/1) ... [2023-11-21 18:43:11,691 INFO L138 Inliner]: procedures = 177, calls = 390, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1905 [2023-11-21 18:43:11,692 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:11,693 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:43:11,693 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:43:11,694 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:43:11,712 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:11" (1/1) ... [2023-11-21 18:43:11,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:11" (1/1) ... [2023-11-21 18:43:11,743 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:11" (1/1) ... [2023-11-21 18:43:11,743 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:11" (1/1) ... [2023-11-21 18:43:11,829 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:11" (1/1) ... [2023-11-21 18:43:11,857 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:11" (1/1) ... [2023-11-21 18:43:11,868 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:11" (1/1) ... [2023-11-21 18:43:11,886 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:11" (1/1) ... [2023-11-21 18:43:11,916 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:43:11,919 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:43:11,919 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:43:11,919 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:43:11,920 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:11" (1/1) ... [2023-11-21 18:43:11,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:11,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfd815cc-c1d8-43bc-8acc-d0f8538bd51a/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:43:11,951 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfd815cc-c1d8-43bc-8acc-d0f8538bd51a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:43:11,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfd815cc-c1d8-43bc-8acc-d0f8538bd51a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:43:11,996 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-21 18:43:11,997 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-21 18:43:11,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:43:11,997 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:43:11,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:43:11,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:43:11,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:43:11,999 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:43:11,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:43:11,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:43:11,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:43:12,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:43:12,000 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 18:43:12,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:43:12,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:43:12,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:43:12,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:43:12,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:43:12,269 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:43:12,273 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:43:14,358 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:43:16,822 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:43:16,823 INFO L308 CfgBuilder]: Removed 83 assume(true) statements. [2023-11-21 18:43:16,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:16 BoogieIcfgContainer [2023-11-21 18:43:16,825 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:43:16,826 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:43:16,826 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:43:16,837 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:43:16,837 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:16" (1/1) ... [2023-11-21 18:43:16,846 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:43:16,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:16,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 181 states and 298 transitions. [2023-11-21 18:43:16,912 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 298 transitions. [2023-11-21 18:43:16,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:43:16,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:16,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:17,092 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 18:43:17,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:17,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 180 states and 297 transitions. [2023-11-21 18:43:17,114 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 297 transitions. [2023-11-21 18:43:17,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:43:17,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:17,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:17,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:17,177 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 18:43:17,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:17,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 180 states and 298 transitions. [2023-11-21 18:43:17,211 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 298 transitions. [2023-11-21 18:43:17,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:43:17,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:17,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:17,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:17,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:17,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:17,358 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 18:43:17,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:17,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 182 states and 300 transitions. [2023-11-21 18:43:17,395 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 300 transitions. [2023-11-21 18:43:17,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:43:17,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:17,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:17,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:17,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:17,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:17,490 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 18:43:17,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:17,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 182 states and 296 transitions. [2023-11-21 18:43:17,497 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 296 transitions. [2023-11-21 18:43:17,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:43:17,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:17,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:17,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:17,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:17,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:17,656 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 18:43:17,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:17,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 182 states and 288 transitions. [2023-11-21 18:43:17,678 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 288 transitions. [2023-11-21 18:43:17,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:43:17,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:17,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:17,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:17,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:17,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:17,832 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 18:43:17,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:17,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 182 states and 276 transitions. [2023-11-21 18:43:17,850 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 276 transitions. [2023-11-21 18:43:17,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:43:17,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:17,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:18,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:18,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:18,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:18,187 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 18:43:28,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:43:38,293 WARN L539 Checker$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 18:43:38,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:38,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 182 states and 264 transitions. [2023-11-21 18:43:38,339 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 264 transitions. [2023-11-21 18:43:38,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:43:38,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:38,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:38,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:38,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:38,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:39,100 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 18:43:49,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:43:59,165 WARN L539 Checker$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 18:44:09,193 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 []