./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_131bc93f-cdb9-47bf-9f52-5a5d48268341/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_131bc93f-cdb9-47bf-9f52-5a5d48268341/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_131bc93f-cdb9-47bf-9f52-5a5d48268341/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_131bc93f-cdb9-47bf-9f52-5a5d48268341/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_131bc93f-cdb9-47bf-9f52-5a5d48268341/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_131bc93f-cdb9-47bf-9f52-5a5d48268341/bin/ukojak-verify-afCqCEvfdi --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 08dbe1d8baf218c90d79c7aa96b8d857526ff0e474f0acb076b8cd9ca4d11ff2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:54:10,008 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:54:10,121 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_131bc93f-cdb9-47bf-9f52-5a5d48268341/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:54:10,133 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:54:10,134 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:54:10,173 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:54:10,175 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:54:10,176 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:54:10,177 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:54:10,185 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:54:10,187 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:54:10,187 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:54:10,188 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:54:10,190 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:54:10,190 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:54:10,191 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:54:10,191 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:54:10,192 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:54:10,193 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:54:10,193 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:54:10,194 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:54:10,194 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:54:10,195 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:54:10,195 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:54:10,196 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:54:10,197 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:54:10,197 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:54:10,198 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:54:10,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:10,199 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:54:10,200 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:54:10,200 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:54:10,201 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:54:10,201 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:54:10,202 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:54:10,202 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_131bc93f-cdb9-47bf-9f52-5a5d48268341/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_131bc93f-cdb9-47bf-9f52-5a5d48268341/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08dbe1d8baf218c90d79c7aa96b8d857526ff0e474f0acb076b8cd9ca4d11ff2 [2023-11-24 22:54:10,471 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:54:10,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:54:10,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:54:10,533 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:54:10,534 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:54:10,535 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_131bc93f-cdb9-47bf-9f52-5a5d48268341/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i [2023-11-24 22:54:13,544 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:54:13,983 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:54:13,984 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_131bc93f-cdb9-47bf-9f52-5a5d48268341/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i [2023-11-24 22:54:14,003 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_131bc93f-cdb9-47bf-9f52-5a5d48268341/bin/ukojak-verify-afCqCEvfdi/data/e5813fe28/f4d8ab329fcd463e905368e36623b4dc/FLAG863e895ef [2023-11-24 22:54:14,018 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_131bc93f-cdb9-47bf-9f52-5a5d48268341/bin/ukojak-verify-afCqCEvfdi/data/e5813fe28/f4d8ab329fcd463e905368e36623b4dc [2023-11-24 22:54:14,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:54:14,023 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:54:14,025 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:14,025 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:54:14,030 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:54:14,031 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:14" (1/1) ... [2023-11-24 22:54:14,032 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3972fa8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:14, skipping insertion in model container [2023-11-24 22:54:14,033 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:14" (1/1) ... [2023-11-24 22:54:14,103 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:54:14,746 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:14,757 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:54:14,929 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:14,981 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:54:14,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:14 WrapperNode [2023-11-24 22:54:14,981 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:14,982 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:14,982 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:54:14,982 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:54:14,990 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:14" (1/1) ... [2023-11-24 22:54:15,033 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:14" (1/1) ... [2023-11-24 22:54:15,125 INFO L138 Inliner]: procedures = 177, calls = 350, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1504 [2023-11-24 22:54:15,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:15,126 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:54:15,126 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:54:15,127 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:54:15,136 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:14" (1/1) ... [2023-11-24 22:54:15,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:14" (1/1) ... [2023-11-24 22:54:15,151 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:14" (1/1) ... [2023-11-24 22:54:15,151 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:14" (1/1) ... [2023-11-24 22:54:15,246 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:14" (1/1) ... [2023-11-24 22:54:15,260 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:14" (1/1) ... [2023-11-24 22:54:15,284 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:14" (1/1) ... [2023-11-24 22:54:15,302 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:14" (1/1) ... [2023-11-24 22:54:15,321 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:54:15,322 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:54:15,322 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:54:15,322 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:54:15,323 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:14" (1/1) ... [2023-11-24 22:54:15,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:15,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_131bc93f-cdb9-47bf-9f52-5a5d48268341/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:54:15,359 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_131bc93f-cdb9-47bf-9f52-5a5d48268341/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:54:15,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_131bc93f-cdb9-47bf-9f52-5a5d48268341/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:54:15,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:54:15,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:54:15,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:54:15,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:54:15,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 22:54:15,405 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 22:54:15,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:54:15,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:54:15,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:54:15,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:54:15,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:54:15,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:54:15,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:54:15,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:54:15,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:54:15,788 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:54:15,790 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:54:18,558 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:54:20,321 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:54:20,321 INFO L309 CfgBuilder]: Removed 60 assume(true) statements. [2023-11-24 22:54:20,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:20 BoogieIcfgContainer [2023-11-24 22:54:20,325 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:54:20,326 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:54:20,326 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:54:20,336 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:54:20,336 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:20" (1/1) ... [2023-11-24 22:54:20,348 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:54:20,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:20,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 143 states and 239 transitions. [2023-11-24 22:54:20,430 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 239 transitions. [2023-11-24 22:54:20,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:54:20,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:20,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:20,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:20,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:20,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:20,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 142 states and 238 transitions. [2023-11-24 22:54:20,670 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 238 transitions. [2023-11-24 22:54:20,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:54:20,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:20,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:20,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:20,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:20,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:20,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 143 states and 240 transitions. [2023-11-24 22:54:20,750 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 240 transitions. [2023-11-24 22:54:20,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:54:20,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:20,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:20,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:20,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:54:20,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:20,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:20,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:20,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 146 states and 244 transitions. [2023-11-24 22:54:20,904 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 244 transitions. [2023-11-24 22:54:20,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:54:20,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:20,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:20,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:20,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:54:20,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:20,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:20,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:20,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 146 states and 240 transitions. [2023-11-24 22:54:20,989 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 240 transitions. [2023-11-24 22:54:20,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:54:20,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:20,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:21,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:54:21,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:21,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:21,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:21,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 146 states and 232 transitions. [2023-11-24 22:54:21,081 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 232 transitions. [2023-11-24 22:54:21,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:54:21,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:21,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:21,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:21,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:54:21,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:21,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:21,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:21,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 146 states and 220 transitions. [2023-11-24 22:54:21,280 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 220 transitions. [2023-11-24 22:54:21,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:54:21,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:21,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:21,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:21,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:54:21,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:21,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:31,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:54:41,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:54:41,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:41,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 146 states and 208 transitions. [2023-11-24 22:54:41,869 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 208 transitions. [2023-11-24 22:54:41,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:54:41,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:41,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:42,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:42,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:54:42,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:43,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:53,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:55:03,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:55:13,316 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 []