./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_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_cc036d59-2188-42db-9d31-39a10eaefe55/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc036d59-2188-42db-9d31-39a10eaefe55/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_cc036d59-2188-42db-9d31-39a10eaefe55/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc036d59-2188-42db-9d31-39a10eaefe55/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc036d59-2188-42db-9d31-39a10eaefe55/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_cc036d59-2188-42db-9d31-39a10eaefe55/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 df25530cebe2f8dbf5c0f407e5ccf4cecba61e3d44431cb17b70a57441db534c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:43:17,178 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:43:17,318 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc036d59-2188-42db-9d31-39a10eaefe55/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:43:17,329 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:43:17,329 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:43:17,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:43:17,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:43:17,379 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:43:17,381 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:43:17,386 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:43:17,386 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:43:17,387 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:43:17,387 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:43:17,389 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:43:17,389 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:43:17,390 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:43:17,390 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:43:17,391 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:43:17,391 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:43:17,392 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:43:17,392 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:43:17,393 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:43:17,393 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:43:17,395 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:43:17,396 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:43:17,396 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:43:17,397 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:43:17,397 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:43:17,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:17,398 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:43:17,400 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:43:17,400 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:43:17,400 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:43:17,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:43:17,401 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:43:17,401 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_cc036d59-2188-42db-9d31-39a10eaefe55/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc036d59-2188-42db-9d31-39a10eaefe55/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df25530cebe2f8dbf5c0f407e5ccf4cecba61e3d44431cb17b70a57441db534c [2023-11-21 18:43:17,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:43:17,777 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:43:17,780 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:43:17,782 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:43:17,783 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:43:17,785 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc036d59-2188-42db-9d31-39a10eaefe55/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i [2023-11-21 18:43:21,085 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:43:21,473 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:43:21,474 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc036d59-2188-42db-9d31-39a10eaefe55/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i [2023-11-21 18:43:21,496 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc036d59-2188-42db-9d31-39a10eaefe55/bin/ukojak-verify-i0I2FZA1j2/data/1771148aa/1f4a720ad30744e2833c2874669be2ff/FLAGeb4e39072 [2023-11-21 18:43:21,517 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc036d59-2188-42db-9d31-39a10eaefe55/bin/ukojak-verify-i0I2FZA1j2/data/1771148aa/1f4a720ad30744e2833c2874669be2ff [2023-11-21 18:43:21,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:43:21,524 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:43:21,526 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:21,526 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:43:21,532 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:43:21,533 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:21" (1/1) ... [2023-11-21 18:43:21,534 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49813753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:21, skipping insertion in model container [2023-11-21 18:43:21,534 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:21" (1/1) ... [2023-11-21 18:43:21,619 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:43:22,344 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:22,357 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:43:22,521 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:22,572 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:22,581 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:43:22,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:22 WrapperNode [2023-11-21 18:43:22,582 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:22,584 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:22,584 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:43:22,584 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:43:22,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:22" (1/1) ... [2023-11-21 18:43:22,645 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:22" (1/1) ... [2023-11-21 18:43:22,809 INFO L138 Inliner]: procedures = 177, calls = 390, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1905 [2023-11-21 18:43:22,815 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:22,816 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:43:22,817 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:43:22,817 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:43:22,828 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:22" (1/1) ... [2023-11-21 18:43:22,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:22" (1/1) ... [2023-11-21 18:43:22,895 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:22" (1/1) ... [2023-11-21 18:43:22,896 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:22" (1/1) ... [2023-11-21 18:43:22,983 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:22" (1/1) ... [2023-11-21 18:43:23,019 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:22" (1/1) ... [2023-11-21 18:43:23,026 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:22" (1/1) ... [2023-11-21 18:43:23,044 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:22" (1/1) ... [2023-11-21 18:43:23,074 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:43:23,075 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:43:23,075 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:43:23,075 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:43:23,076 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:22" (1/1) ... [2023-11-21 18:43:23,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:23,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc036d59-2188-42db-9d31-39a10eaefe55/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:43:23,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc036d59-2188-42db-9d31-39a10eaefe55/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:43:23,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc036d59-2188-42db-9d31-39a10eaefe55/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:43:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-21 18:43:23,205 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-21 18:43:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:43:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:43:23,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:43:23,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:43:23,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:43:23,207 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:43:23,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:43:23,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:43:23,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:43:23,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:43:23,208 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 18:43:23,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:43:23,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:43:23,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:43:23,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:43:23,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:43:23,503 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:43:23,506 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:43:25,734 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:43:28,520 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:43:28,520 INFO L308 CfgBuilder]: Removed 83 assume(true) statements. [2023-11-21 18:43:28,522 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:28 BoogieIcfgContainer [2023-11-21 18:43:28,522 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:43:28,523 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:43:28,523 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:43:28,535 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:43:28,535 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:28" (1/1) ... [2023-11-21 18:43:28,547 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:43:28,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:28,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 181 states and 298 transitions. [2023-11-21 18:43:28,643 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 298 transitions. [2023-11-21 18:43:28,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:43:28,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:28,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:28,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:28,963 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 18:43:28,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:28,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 180 states and 297 transitions. [2023-11-21 18:43:28,991 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 297 transitions. [2023-11-21 18:43:28,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:43:28,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:28,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:29,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:29,071 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 18:43:29,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:29,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 180 states and 298 transitions. [2023-11-21 18:43:29,110 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 298 transitions. [2023-11-21 18:43:29,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:43:29,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:29,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:29,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:29,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:29,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:29,253 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 18:43:29,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:29,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 182 states and 300 transitions. [2023-11-21 18:43:29,277 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 300 transitions. [2023-11-21 18:43:29,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:43:29,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:29,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:29,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:29,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:29,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:29,374 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 18:43:29,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:29,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 182 states and 296 transitions. [2023-11-21 18:43:29,382 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 296 transitions. [2023-11-21 18:43:29,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:43:29,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:29,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:29,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:29,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:29,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:29,484 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 18:43:29,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:29,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 182 states and 288 transitions. [2023-11-21 18:43:29,494 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 288 transitions. [2023-11-21 18:43:29,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:43:29,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:29,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:29,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:29,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:29,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:29,635 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 18:43:29,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:29,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 182 states and 276 transitions. [2023-11-21 18:43:29,648 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 276 transitions. [2023-11-21 18:43:29,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:43:29,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:29,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:29,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:29,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:29,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:29,960 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 18:43:39,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:43:50,033 WARN L539 Checker$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 18:43:50,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:50,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 182 states and 264 transitions. [2023-11-21 18:43:50,082 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 264 transitions. [2023-11-21 18:43:50,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:43:50,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:50,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:50,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:50,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:50,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:50,717 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 18:43:58,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.45s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:44:00,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:44:00,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:00,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 234 states and 327 transitions. [2023-11-21 18:44:00,329 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 327 transitions. [2023-11-21 18:44:00,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:44:00,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:00,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:00,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:00,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:44:00,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:00,700 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 18:44:00,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:00,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 234 states and 325 transitions. [2023-11-21 18:44:00,713 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 325 transitions. [2023-11-21 18:44:00,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:44:00,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:00,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:01,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:44:01,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:01,078 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 18:44:01,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:01,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 234 states and 323 transitions. [2023-11-21 18:44:01,090 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 323 transitions. [2023-11-21 18:44:01,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:44:01,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:01,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:01,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:01,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:44:01,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:01,697 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 18:44:04,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:44:14,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []