./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-cav19/array_init_var_plus_ind2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_583fda8a-5b75-43bc-891a-62bf2f30873d/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583fda8a-5b75-43bc-891a-62bf2f30873d/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_583fda8a-5b75-43bc-891a-62bf2f30873d/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583fda8a-5b75-43bc-891a-62bf2f30873d/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/array-cav19/array_init_var_plus_ind2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583fda8a-5b75-43bc-891a-62bf2f30873d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583fda8a-5b75-43bc-891a-62bf2f30873d/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 61ee7f467544bc9f9ea1f0d9fd399b9972cb81a4a1640bca414247c42e8cc99d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:08:57,798 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:08:57,916 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583fda8a-5b75-43bc-891a-62bf2f30873d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:08:57,929 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:08:57,930 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:08:57,979 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:08:57,981 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:08:57,982 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:08:57,983 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:08:57,988 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:08:57,989 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:08:57,990 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:08:57,990 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:08:57,992 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:08:57,992 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:08:57,993 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:08:57,993 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:08:57,994 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:08:57,994 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:08:57,995 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:08:57,995 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:08:57,996 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:08:57,997 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:08:57,997 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:08:57,998 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:08:57,998 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:08:57,999 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:57,999 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:08:58,000 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:08:58,001 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:08:58,002 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:08:58,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:08:58,003 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:08:58,003 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_583fda8a-5b75-43bc-891a-62bf2f30873d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583fda8a-5b75-43bc-891a-62bf2f30873d/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61ee7f467544bc9f9ea1f0d9fd399b9972cb81a4a1640bca414247c42e8cc99d [2023-11-24 23:08:58,308 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:08:58,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:08:58,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:08:58,343 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:08:58,343 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:08:58,344 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583fda8a-5b75-43bc-891a-62bf2f30873d/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/array-cav19/array_init_var_plus_ind2.c [2023-11-24 23:09:01,387 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:09:01,664 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:09:01,665 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583fda8a-5b75-43bc-891a-62bf2f30873d/sv-benchmarks/c/array-cav19/array_init_var_plus_ind2.c [2023-11-24 23:09:01,672 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583fda8a-5b75-43bc-891a-62bf2f30873d/bin/ukojak-verify-afCqCEvfdi/data/3e478d162/ad579087cf4d43c4bde5a078a12f7c36/FLAG3eac67090 [2023-11-24 23:09:01,690 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583fda8a-5b75-43bc-891a-62bf2f30873d/bin/ukojak-verify-afCqCEvfdi/data/3e478d162/ad579087cf4d43c4bde5a078a12f7c36 [2023-11-24 23:09:01,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:09:01,698 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:09:01,702 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:01,703 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:09:01,708 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:09:01,709 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:01" (1/1) ... [2023-11-24 23:09:01,711 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d3174a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:01, skipping insertion in model container [2023-11-24 23:09:01,711 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:01" (1/1) ... [2023-11-24 23:09:01,736 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:09:01,934 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583fda8a-5b75-43bc-891a-62bf2f30873d/sv-benchmarks/c/array-cav19/array_init_var_plus_ind2.c[415,428] [2023-11-24 23:09:01,956 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:01,967 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:09:01,981 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583fda8a-5b75-43bc-891a-62bf2f30873d/sv-benchmarks/c/array-cav19/array_init_var_plus_ind2.c[415,428] [2023-11-24 23:09:01,988 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:02,004 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:09:02,005 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:02 WrapperNode [2023-11-24 23:09:02,005 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:02,006 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:02,007 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:09:02,007 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:09:02,015 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:02" (1/1) ... [2023-11-24 23:09:02,023 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:02" (1/1) ... [2023-11-24 23:09:02,042 INFO L138 Inliner]: procedures = 15, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 55 [2023-11-24 23:09:02,043 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:02,044 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:09:02,044 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:09:02,044 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:09:02,053 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:02" (1/1) ... [2023-11-24 23:09:02,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:02" (1/1) ... [2023-11-24 23:09:02,055 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:02" (1/1) ... [2023-11-24 23:09:02,056 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:02" (1/1) ... [2023-11-24 23:09:02,061 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:02" (1/1) ... [2023-11-24 23:09:02,064 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:02" (1/1) ... [2023-11-24 23:09:02,066 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:02" (1/1) ... [2023-11-24 23:09:02,067 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:02" (1/1) ... [2023-11-24 23:09:02,069 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:09:02,070 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:09:02,070 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:09:02,071 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:09:02,072 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:02" (1/1) ... [2023-11-24 23:09:02,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:02,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583fda8a-5b75-43bc-891a-62bf2f30873d/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:09:02,106 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583fda8a-5b75-43bc-891a-62bf2f30873d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:09:02,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583fda8a-5b75-43bc-891a-62bf2f30873d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:09:02,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:09:02,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:09:02,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:09:02,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:09:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:09:02,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:09:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:09:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:09:02,211 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:09:02,213 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:09:02,343 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:09:02,385 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:09:02,386 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:09:02,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:02 BoogieIcfgContainer [2023-11-24 23:09:02,388 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:09:02,389 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:09:02,389 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:09:02,400 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:09:02,400 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:02" (1/1) ... [2023-11-24 23:09:02,410 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:09:02,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:02,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2023-11-24 23:09:02,468 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2023-11-24 23:09:02,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:09:02,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:02,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:02,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:02,826 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 23:09:02,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:02,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2023-11-24 23:09:02,904 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2023-11-24 23:09:02,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:09:02,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:02,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:02,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:03,044 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 23:09:03,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:03,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2023-11-24 23:09:03,140 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2023-11-24 23:09:03,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:09:03,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:03,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:03,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:03,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:03,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:03,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 17 states and 28 transitions. [2023-11-24 23:09:03,546 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 28 transitions. [2023-11-24 23:09:03,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:09:03,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:03,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:03,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:03,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:03,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2023-11-24 23:09:03,755 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2023-11-24 23:09:03,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:09:03,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:03,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:03,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:03,907 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:04,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:04,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 22 states and 39 transitions. [2023-11-24 23:09:04,416 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 39 transitions. [2023-11-24 23:09:04,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:09:04,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:04,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:04,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:04,940 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:06,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:06,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 24 states and 37 transitions. [2023-11-24 23:09:06,099 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 37 transitions. [2023-11-24 23:09:06,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:09:06,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:06,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:06,218 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:06,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:06,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 42 transitions. [2023-11-24 23:09:06,513 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 42 transitions. [2023-11-24 23:09:06,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:09:06,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:06,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:06,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:07,127 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:08,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:08,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 29 states and 49 transitions. [2023-11-24 23:09:08,095 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 49 transitions. [2023-11-24 23:09:08,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:08,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:08,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:08,229 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:08,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:08,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 54 transitions. [2023-11-24 23:09:08,714 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 54 transitions. [2023-11-24 23:09:08,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:08,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:08,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:08,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:08,969 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:10,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:10,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 38 states and 69 transitions. [2023-11-24 23:09:10,506 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 69 transitions. [2023-11-24 23:09:10,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:09:10,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:10,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:10,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:11,240 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:12,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:12,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 40 states and 75 transitions. [2023-11-24 23:09:12,657 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 75 transitions. [2023-11-24 23:09:12,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:09:12,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:12,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:12,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:13,376 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:16,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:16,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 47 states and 93 transitions. [2023-11-24 23:09:16,415 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 93 transitions. [2023-11-24 23:09:16,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:09:16,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:16,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:16,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:16,606 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:17,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:17,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 49 states and 100 transitions. [2023-11-24 23:09:17,386 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 100 transitions. [2023-11-24 23:09:17,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:09:17,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:17,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:17,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:18,221 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:20,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:20,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 51 states and 105 transitions. [2023-11-24 23:09:20,237 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 105 transitions. [2023-11-24 23:09:20,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:09:20,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:20,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:20,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:21,218 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:24,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:24,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 55 states and 117 transitions. [2023-11-24 23:09:24,221 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 117 transitions. [2023-11-24 23:09:24,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:09:24,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:24,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:24,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:25,313 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:29,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:29,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 63 states and 140 transitions. [2023-11-24 23:09:29,267 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 140 transitions. [2023-11-24 23:09:29,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:09:29,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:29,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:29,503 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:30,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:30,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 65 states and 148 transitions. [2023-11-24 23:09:30,588 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 148 transitions. [2023-11-24 23:09:30,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:09:30,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:30,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:30,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:31,688 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:36,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:36,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 71 states and 171 transitions. [2023-11-24 23:09:36,334 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 171 transitions. [2023-11-24 23:09:36,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:09:36,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:36,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:36,597 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:37,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:37,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 73 states and 180 transitions. [2023-11-24 23:09:37,941 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 180 transitions. [2023-11-24 23:09:37,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:09:37,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:37,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:37,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:39,524 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:42,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:42,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 75 states and 188 transitions. [2023-11-24 23:09:42,153 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 188 transitions. [2023-11-24 23:09:42,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:09:42,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:42,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:42,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:43,776 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:48,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:48,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 80 states and 202 transitions. [2023-11-24 23:09:48,079 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 202 transitions. [2023-11-24 23:09:48,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:09:48,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:48,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:48,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:48,684 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:51,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:51,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 83 states and 206 transitions. [2023-11-24 23:09:51,391 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 206 transitions. [2023-11-24 23:09:51,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:09:51,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:51,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:51,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:51,641 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:53,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:53,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 85 states and 215 transitions. [2023-11-24 23:09:53,037 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 215 transitions. [2023-11-24 23:09:53,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:09:53,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:53,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat