./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_f11f49b5-47b1-483c-80f4-c366004474ac/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11f49b5-47b1-483c-80f4-c366004474ac/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_f11f49b5-47b1-483c-80f4-c366004474ac/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11f49b5-47b1-483c-80f4-c366004474ac/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11f49b5-47b1-483c-80f4-c366004474ac/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11f49b5-47b1-483c-80f4-c366004474ac/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eb2eb63835edf753d5a467feb7a4cdd6d105155177d7d0cab8bf29c1b74dbaf6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:24:20,026 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:24:20,166 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11f49b5-47b1-483c-80f4-c366004474ac/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:24:20,171 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:24:20,172 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:24:20,226 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:24:20,228 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:24:20,228 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:24:20,229 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:24:20,230 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:24:20,231 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:24:20,231 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:24:20,232 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:24:20,233 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:24:20,233 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:24:20,234 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:24:20,234 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:24:20,235 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:24:20,236 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:24:20,236 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:24:20,237 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:24:20,237 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:24:20,238 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:24:20,238 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:24:20,239 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:24:20,240 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:24:20,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:24:20,241 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:24:20,241 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:24:20,242 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:24:20,243 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:24:20,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:24:20,244 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:24:20,244 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_f11f49b5-47b1-483c-80f4-c366004474ac/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11f49b5-47b1-483c-80f4-c366004474ac/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb2eb63835edf753d5a467feb7a4cdd6d105155177d7d0cab8bf29c1b74dbaf6 [2023-11-19 03:24:20,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:24:20,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:24:20,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:24:20,649 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:24:20,652 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:24:20,653 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11f49b5-47b1-483c-80f4-c366004474ac/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i [2023-11-19 03:24:23,814 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:24:24,267 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:24:24,272 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11f49b5-47b1-483c-80f4-c366004474ac/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i [2023-11-19 03:24:24,303 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11f49b5-47b1-483c-80f4-c366004474ac/bin/ukojak-verify-G8NBE6pJGL/data/64016d9fa/9b6de97a0edd4c55a4e15e91a5af549a/FLAG0b5118b27 [2023-11-19 03:24:24,320 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11f49b5-47b1-483c-80f4-c366004474ac/bin/ukojak-verify-G8NBE6pJGL/data/64016d9fa/9b6de97a0edd4c55a4e15e91a5af549a [2023-11-19 03:24:24,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:24:24,326 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:24:24,328 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:24,328 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:24:24,335 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:24:24,336 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:24" (1/1) ... [2023-11-19 03:24:24,337 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fadd067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:24, skipping insertion in model container [2023-11-19 03:24:24,338 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:24" (1/1) ... [2023-11-19 03:24:24,430 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:24:24,934 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11f49b5-47b1-483c-80f4-c366004474ac/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i[33021,33034] [2023-11-19 03:24:25,157 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11f49b5-47b1-483c-80f4-c366004474ac/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i[44590,44603] [2023-11-19 03:24:25,173 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:25,193 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:24:25,242 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11f49b5-47b1-483c-80f4-c366004474ac/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i[33021,33034] [2023-11-19 03:24:25,363 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11f49b5-47b1-483c-80f4-c366004474ac/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i[44590,44603] [2023-11-19 03:24:25,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:25,415 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:24:25,424 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:24:25,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:25 WrapperNode [2023-11-19 03:24:25,425 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:25,426 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:25,427 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:24:25,427 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:24:25,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:25" (1/1) ... [2023-11-19 03:24:25,477 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:25" (1/1) ... [2023-11-19 03:24:25,564 INFO L138 Inliner]: procedures = 177, calls = 285, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1359 [2023-11-19 03:24:25,565 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:25,565 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:24:25,566 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:24:25,566 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:24:25,578 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:25" (1/1) ... [2023-11-19 03:24:25,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:25" (1/1) ... [2023-11-19 03:24:25,596 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:25" (1/1) ... [2023-11-19 03:24:25,596 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:25" (1/1) ... [2023-11-19 03:24:25,691 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:25" (1/1) ... [2023-11-19 03:24:25,727 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:25" (1/1) ... [2023-11-19 03:24:25,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:25" (1/1) ... [2023-11-19 03:24:25,757 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:25" (1/1) ... [2023-11-19 03:24:25,787 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:24:25,788 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:24:25,788 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:24:25,788 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:24:25,789 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:25" (1/1) ... [2023-11-19 03:24:25,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:24:25,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11f49b5-47b1-483c-80f4-c366004474ac/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:24:25,821 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11f49b5-47b1-483c-80f4-c366004474ac/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:24:25,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f11f49b5-47b1-483c-80f4-c366004474ac/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:24:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:24:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:24:25,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:24:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:24:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:24:25,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:24:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:24:25,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:24:25,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:24:25,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:24:25,951 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:24:25,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:24:25,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:24:25,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:24:25,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:24:25,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:24:26,315 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:24:26,318 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:24:28,184 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:24:30,045 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:24:30,046 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 03:24:30,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:30 BoogieIcfgContainer [2023-11-19 03:24:30,053 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:24:30,054 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:24:30,054 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:24:30,066 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:24:30,066 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:30" (1/1) ... [2023-11-19 03:24:30,077 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:24:30,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:30,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 131 states and 222 transitions. [2023-11-19 03:24:30,153 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 222 transitions. [2023-11-19 03:24:30,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:24:30,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:30,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:30,345 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 03:24:30,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:30,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 131 states and 217 transitions. [2023-11-19 03:24:30,368 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 217 transitions. [2023-11-19 03:24:30,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:24:30,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:30,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:30,699 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 03:24:30,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:30,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 133 states and 219 transitions. [2023-11-19 03:24:30,810 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 219 transitions. [2023-11-19 03:24:30,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:24:30,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:30,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:30,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:24:30,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:24:30,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:30,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:30,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 133 states and 217 transitions. [2023-11-19 03:24:30,965 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 217 transitions. [2023-11-19 03:24:30,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:24:30,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:30,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:31,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:24:31,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:24:31,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:31,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:31,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 133 states and 213 transitions. [2023-11-19 03:24:31,124 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 213 transitions. [2023-11-19 03:24:31,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:24:31,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:31,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:31,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:31,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:24:31,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:24:31,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:31,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:31,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 133 states and 207 transitions. [2023-11-19 03:24:31,312 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 207 transitions. [2023-11-19 03:24:31,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:24:31,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:31,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:31,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:31,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:24:31,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:24:31,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:33,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:24:33,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:33,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 133 states and 199 transitions. [2023-11-19 03:24:33,515 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 199 transitions. [2023-11-19 03:24:33,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:24:33,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:33,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:33,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:33,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:24:33,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:24:33,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:44,127 WARN L539 Checker$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 03:24:54,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:25:04,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:25:04,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:04,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 138 states and 205 transitions. [2023-11-19 03:25:04,178 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 205 transitions. [2023-11-19 03:25:04,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:25:04,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:04,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:04,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:04,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:25:04,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:04,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:25:04,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:04,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 138 states and 203 transitions. [2023-11-19 03:25:04,458 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 203 transitions. [2023-11-19 03:25:04,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:25:04,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:04,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:04,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:25:04,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:04,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 03:25:04,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-19 03:25:04,991 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:25:05,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:05,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 140 states and 206 transitions. [2023-11-19 03:25:05,088 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 206 transitions. [2023-11-19 03:25:05,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:25:05,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:05,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:05,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:05,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 492 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:25:05,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:05,425 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:25:05,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:05,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 140 states and 202 transitions. [2023-11-19 03:25:05,446 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 202 transitions. [2023-11-19 03:25:05,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:25:05,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:05,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:05,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:05,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:25:05,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:05,819 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:25:05,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:05,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 140 states and 200 transitions. [2023-11-19 03:25:05,831 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 200 transitions. [2023-11-19 03:25:05,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:25:05,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:05,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:06,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:06,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:25:06,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:06,203 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:25:16,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:25:16,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:16,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 140 states and 198 transitions. [2023-11-19 03:25:16,243 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 198 transitions. [2023-11-19 03:25:16,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:25:16,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:16,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:16,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:16,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:25:16,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:25:16,853 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:25:27,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []