./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_2c66777a-feb9-4282-befe-1020f1228689/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c66777a-feb9-4282-befe-1020f1228689/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_2c66777a-feb9-4282-befe-1020f1228689/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c66777a-feb9-4282-befe-1020f1228689/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c66777a-feb9-4282-befe-1020f1228689/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_2c66777a-feb9-4282-befe-1020f1228689/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 470d7065e9fd450e98d72326ef313763cf0710ea45f0a443b018e8a49bdf7927 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:48:32,990 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:48:33,063 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c66777a-feb9-4282-befe-1020f1228689/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:48:33,069 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:48:33,069 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:48:33,108 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:48:33,110 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:48:33,111 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:48:33,112 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:48:33,117 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:48:33,118 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:48:33,118 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:48:33,119 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:48:33,120 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:48:33,121 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:48:33,121 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:48:33,122 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:48:33,122 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:48:33,123 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:48:33,123 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:48:33,124 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:48:33,124 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:48:33,125 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:48:33,125 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:48:33,126 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:48:33,126 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:48:33,127 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:48:33,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:48:33,128 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:48:33,129 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:48:33,130 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:48:33,130 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:48:33,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:48:33,131 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:48:33,131 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_2c66777a-feb9-4282-befe-1020f1228689/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c66777a-feb9-4282-befe-1020f1228689/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 470d7065e9fd450e98d72326ef313763cf0710ea45f0a443b018e8a49bdf7927 [2023-11-11 23:48:33,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:48:33,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:48:33,489 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:48:33,490 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:48:33,491 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:48:33,492 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c66777a-feb9-4282-befe-1020f1228689/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i [2023-11-11 23:48:36,662 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:48:37,030 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:48:37,031 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c66777a-feb9-4282-befe-1020f1228689/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i [2023-11-11 23:48:37,048 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c66777a-feb9-4282-befe-1020f1228689/bin/ukojak-verify-0OAaufAVZV/data/f4e223239/93947414611b43269d5d5f3b5cc249aa/FLAG05ab34fbc [2023-11-11 23:48:37,063 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c66777a-feb9-4282-befe-1020f1228689/bin/ukojak-verify-0OAaufAVZV/data/f4e223239/93947414611b43269d5d5f3b5cc249aa [2023-11-11 23:48:37,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:48:37,067 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:48:37,069 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:48:37,069 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:48:37,074 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:48:37,075 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:48:37" (1/1) ... [2023-11-11 23:48:37,076 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3683f5ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:37, skipping insertion in model container [2023-11-11 23:48:37,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:48:37" (1/1) ... [2023-11-11 23:48:37,139 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:48:37,737 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:48:37,750 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:48:37,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:48:37,883 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:48:37,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:37 WrapperNode [2023-11-11 23:48:37,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:48:37,885 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:48:37,886 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:48:37,886 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:48:37,894 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:37" (1/1) ... [2023-11-11 23:48:37,926 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:37" (1/1) ... [2023-11-11 23:48:38,014 INFO L138 Inliner]: procedures = 177, calls = 187, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 802 [2023-11-11 23:48:38,014 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:48:38,015 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:48:38,015 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:48:38,015 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:48:38,025 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:37" (1/1) ... [2023-11-11 23:48:38,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:37" (1/1) ... [2023-11-11 23:48:38,048 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:37" (1/1) ... [2023-11-11 23:48:38,048 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:37" (1/1) ... [2023-11-11 23:48:38,123 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:37" (1/1) ... [2023-11-11 23:48:38,137 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:37" (1/1) ... [2023-11-11 23:48:38,141 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:37" (1/1) ... [2023-11-11 23:48:38,146 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:37" (1/1) ... [2023-11-11 23:48:38,155 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:48:38,156 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:48:38,156 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:48:38,156 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:48:38,157 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:37" (1/1) ... [2023-11-11 23:48:38,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:48:38,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c66777a-feb9-4282-befe-1020f1228689/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:48:38,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c66777a-feb9-4282-befe-1020f1228689/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:48:38,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c66777a-feb9-4282-befe-1020f1228689/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:48:38,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:48:38,252 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:48:38,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:48:38,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:48:38,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-11 23:48:38,253 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-11 23:48:38,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:48:38,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:48:38,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:48:38,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:48:38,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:48:38,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:48:38,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:48:38,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:48:38,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:48:38,451 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:48:38,453 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:48:39,561 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:48:40,420 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:48:40,421 INFO L302 CfgBuilder]: Removed 31 assume(true) statements. [2023-11-11 23:48:40,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:48:40 BoogieIcfgContainer [2023-11-11 23:48:40,424 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:48:40,426 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:48:40,426 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:48:40,441 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:48:40,441 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:48:40" (1/1) ... [2023-11-11 23:48:40,451 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:48:40,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:40,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 93 states and 151 transitions. [2023-11-11 23:48:40,529 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 151 transitions. [2023-11-11 23:48:40,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:48:40,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:40,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:40,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:40,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:48:40,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:40,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 92 states and 150 transitions. [2023-11-11 23:48:40,754 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 150 transitions. [2023-11-11 23:48:40,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:48:40,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:40,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:40,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:40,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:48:40,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:40,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 93 states and 152 transitions. [2023-11-11 23:48:40,830 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 152 transitions. [2023-11-11 23:48:40,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:48:40,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:40,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:40,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:48:40,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:48:40,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:48:40,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:40,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 95 states and 154 transitions. [2023-11-11 23:48:40,924 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 154 transitions. [2023-11-11 23:48:40,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:48:40,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:40,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:40,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:48:40,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:48:40,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:48:41,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:41,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 95 states and 152 transitions. [2023-11-11 23:48:41,012 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 152 transitions. [2023-11-11 23:48:41,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:48:41,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:41,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:41,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:41,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:48:41,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:48:41,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:48:41,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:41,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 95 states and 148 transitions. [2023-11-11 23:48:41,109 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 148 transitions. [2023-11-11 23:48:41,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:48:41,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:41,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:41,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:48:41,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:48:41,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:48:41,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:41,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 95 states and 142 transitions. [2023-11-11 23:48:41,248 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2023-11-11 23:48:41,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:48:41,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:41,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:41,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:48:41,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:48:41,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:48:51,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:48:51,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:51,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 95 states and 136 transitions. [2023-11-11 23:48:51,526 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 136 transitions. [2023-11-11 23:48:51,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:48:51,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:51,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:51,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:51,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:48:51,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:48:51,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:01,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:49:12,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:49:22,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:49:32,068 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 [] [2023-11-11 23:49:32,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:32,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 122 states and 169 transitions. [2023-11-11 23:49:32,323 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 169 transitions. [2023-11-11 23:49:32,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:49:32,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:32,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:32,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:32,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:49:32,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:32,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:32,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:32,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 122 states and 167 transitions. [2023-11-11 23:49:32,548 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 167 transitions. [2023-11-11 23:49:32,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:49:32,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:32,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:32,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:32,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:49:32,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:32,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:42,980 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 []