./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_8515f135-80e8-43f5-a369-248e044482ee/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8515f135-80e8-43f5-a369-248e044482ee/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8515f135-80e8-43f5-a369-248e044482ee/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8515f135-80e8-43f5-a369-248e044482ee/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8515f135-80e8-43f5-a369-248e044482ee/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8515f135-80e8-43f5-a369-248e044482ee/bin/ukojak-verify-0OAaufAVZV --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 60f6803c5e3744d9299e1af81cd011414f5ac623b556345642fa85a1d93686e4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:00:33,006 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:00:33,132 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8515f135-80e8-43f5-a369-248e044482ee/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:00:33,141 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:00:33,142 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:00:33,180 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:00:33,181 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:00:33,182 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:00:33,183 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:00:33,185 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:00:33,185 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:00:33,186 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:00:33,186 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:00:33,191 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:00:33,192 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:00:33,192 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:00:33,193 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:00:33,193 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:00:33,193 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:00:33,194 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:00:33,194 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:00:33,195 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:00:33,195 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:00:33,197 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:00:33,198 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:00:33,198 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:00:33,199 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:00:33,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:33,200 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:00:33,200 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:00:33,202 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:00:33,202 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:00:33,202 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:00:33,202 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:00:33,203 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_8515f135-80e8-43f5-a369-248e044482ee/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8515f135-80e8-43f5-a369-248e044482ee/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60f6803c5e3744d9299e1af81cd011414f5ac623b556345642fa85a1d93686e4 [2023-11-12 00:00:33,570 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:00:33,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:00:33,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:00:33,615 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:00:33,616 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:00:33,617 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8515f135-80e8-43f5-a369-248e044482ee/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i [2023-11-12 00:00:36,806 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:00:37,168 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:00:37,170 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8515f135-80e8-43f5-a369-248e044482ee/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i [2023-11-12 00:00:37,201 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8515f135-80e8-43f5-a369-248e044482ee/bin/ukojak-verify-0OAaufAVZV/data/5cc03a3ec/013aa31ccc344523990868b74e848238/FLAGc31eed35a [2023-11-12 00:00:37,221 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8515f135-80e8-43f5-a369-248e044482ee/bin/ukojak-verify-0OAaufAVZV/data/5cc03a3ec/013aa31ccc344523990868b74e848238 [2023-11-12 00:00:37,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:00:37,230 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:00:37,232 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:37,232 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:00:37,238 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:00:37,240 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:37" (1/1) ... [2023-11-12 00:00:37,241 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@158acef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:37, skipping insertion in model container [2023-11-12 00:00:37,242 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:37" (1/1) ... [2023-11-12 00:00:37,311 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:00:37,919 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:37,931 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:00:38,043 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:38,112 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:00:38,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:38 WrapperNode [2023-11-12 00:00:38,113 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:38,114 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:38,114 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:00:38,115 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:00:38,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:38" (1/1) ... [2023-11-12 00:00:38,178 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:38" (1/1) ... [2023-11-12 00:00:38,255 INFO L138 Inliner]: procedures = 177, calls = 238, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 967 [2023-11-12 00:00:38,256 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:38,257 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:00:38,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:00:38,257 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:00:38,282 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:38" (1/1) ... [2023-11-12 00:00:38,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:38" (1/1) ... [2023-11-12 00:00:38,297 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:38" (1/1) ... [2023-11-12 00:00:38,298 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:38" (1/1) ... [2023-11-12 00:00:38,359 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:38" (1/1) ... [2023-11-12 00:00:38,389 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:38" (1/1) ... [2023-11-12 00:00:38,395 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:38" (1/1) ... [2023-11-12 00:00:38,407 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:38" (1/1) ... [2023-11-12 00:00:38,423 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:00:38,425 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:00:38,425 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:00:38,425 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:00:38,426 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:38" (1/1) ... [2023-11-12 00:00:38,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:38,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8515f135-80e8-43f5-a369-248e044482ee/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:00:38,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8515f135-80e8-43f5-a369-248e044482ee/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:00:38,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8515f135-80e8-43f5-a369-248e044482ee/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:00:38,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:00:38,524 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:00:38,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:00:38,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:00:38,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 00:00:38,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 00:00:38,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:00:38,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:00:38,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:00:38,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:00:38,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:00:38,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:00:38,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:00:38,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:00:38,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:00:38,779 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:00:38,781 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:00:40,338 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:00:41,429 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:00:41,429 INFO L302 CfgBuilder]: Removed 40 assume(true) statements. [2023-11-12 00:00:41,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:41 BoogieIcfgContainer [2023-11-12 00:00:41,433 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:00:41,436 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:00:41,436 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:00:41,446 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:00:41,447 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:41" (1/1) ... [2023-11-12 00:00:41,457 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:00:41,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:41,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 108 states and 177 transitions. [2023-11-12 00:00:41,527 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 177 transitions. [2023-11-12 00:00:41,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-12 00:00:41,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:41,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:41,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:41,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:41,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 107 states and 176 transitions. [2023-11-12 00:00:41,704 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 176 transitions. [2023-11-12 00:00:41,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:00:41,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:41,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:41,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:41,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:41,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 108 states and 178 transitions. [2023-11-12 00:00:41,781 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 178 transitions. [2023-11-12 00:00:41,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:00:41,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:41,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:41,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:00:41,855 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:00:41,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:41,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:41,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 111 states and 182 transitions. [2023-11-12 00:00:41,930 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 182 transitions. [2023-11-12 00:00:41,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:00:41,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:41,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:41,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:41,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:00:41,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:00:41,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:42,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:42,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 111 states and 180 transitions. [2023-11-12 00:00:42,005 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 180 transitions. [2023-11-12 00:00:42,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-12 00:00:42,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:42,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:42,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:42,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:00:42,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:00:42,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:42,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:42,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 111 states and 176 transitions. [2023-11-12 00:00:42,126 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 176 transitions. [2023-11-12 00:00:42,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:00:42,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:42,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:42,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:42,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:00:42,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:00:42,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:42,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:42,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 111 states and 170 transitions. [2023-11-12 00:00:42,240 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 170 transitions. [2023-11-12 00:00:42,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-12 00:00:42,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:42,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:42,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:42,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:00:42,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:00:42,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:52,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:00:52,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:52,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 111 states and 164 transitions. [2023-11-12 00:00:52,556 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 164 transitions. [2023-11-12 00:00:52,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-12 00:00:52,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:52,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:52,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:52,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:00:52,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:00:53,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:03,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:01:13,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:01:23,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:01:33,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:01:33,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:33,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 138 states and 197 transitions. [2023-11-12 00:01:33,767 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 197 transitions. [2023-11-12 00:01:33,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-12 00:01:33,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:33,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:33,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:33,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:01:33,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:01:33,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:34,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:34,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 138 states and 195 transitions. [2023-11-12 00:01:34,011 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 195 transitions. [2023-11-12 00:01:34,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-12 00:01:34,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:34,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:34,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:34,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:01:34,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:01:34,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:44,372 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 []