./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_93da8efa-cb03-4432-9ae5-97ea81376aeb/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93da8efa-cb03-4432-9ae5-97ea81376aeb/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93da8efa-cb03-4432-9ae5-97ea81376aeb/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93da8efa-cb03-4432-9ae5-97ea81376aeb/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93da8efa-cb03-4432-9ae5-97ea81376aeb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93da8efa-cb03-4432-9ae5-97ea81376aeb/bin/ukojak-verify-G8NBE6pJGL --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 f68564f44f9631930b25a13255f1efcd8f237d0da80cb5fdaa485133dbd9dd9f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:19:57,096 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:19:57,169 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93da8efa-cb03-4432-9ae5-97ea81376aeb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:19:57,174 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:19:57,175 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:19:57,201 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:19:57,202 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:19:57,203 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:19:57,204 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:19:57,204 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:19:57,205 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:19:57,206 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:19:57,206 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:19:57,207 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:19:57,208 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:19:57,208 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:19:57,209 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:19:57,209 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:19:57,210 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:19:57,211 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:19:57,211 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:19:57,212 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:19:57,213 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:19:57,213 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:19:57,214 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:19:57,214 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:19:57,215 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:19:57,216 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:19:57,216 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:19:57,217 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:19:57,217 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:19:57,218 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:19:57,218 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:19:57,219 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_93da8efa-cb03-4432-9ae5-97ea81376aeb/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93da8efa-cb03-4432-9ae5-97ea81376aeb/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f68564f44f9631930b25a13255f1efcd8f237d0da80cb5fdaa485133dbd9dd9f [2023-11-19 03:19:57,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:19:57,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:19:57,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:19:57,570 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:19:57,570 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:19:57,572 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93da8efa-cb03-4432-9ae5-97ea81376aeb/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c [2023-11-19 03:20:00,598 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:20:00,916 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:20:00,916 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93da8efa-cb03-4432-9ae5-97ea81376aeb/sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c [2023-11-19 03:20:00,938 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93da8efa-cb03-4432-9ae5-97ea81376aeb/bin/ukojak-verify-G8NBE6pJGL/data/fd437acc2/5795f5f74cc840c2a5cb5232d507c4f8/FLAGbbd6f3352 [2023-11-19 03:20:00,965 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93da8efa-cb03-4432-9ae5-97ea81376aeb/bin/ukojak-verify-G8NBE6pJGL/data/fd437acc2/5795f5f74cc840c2a5cb5232d507c4f8 [2023-11-19 03:20:00,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:20:00,973 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:20:00,990 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:00,991 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:20:00,994 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:20:00,995 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:00" (1/1) ... [2023-11-19 03:20:00,996 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@447c86a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:00, skipping insertion in model container [2023-11-19 03:20:00,996 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:00" (1/1) ... [2023-11-19 03:20:01,100 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:20:01,566 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_93da8efa-cb03-4432-9ae5-97ea81376aeb/sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c[34383,34396] [2023-11-19 03:20:01,608 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_93da8efa-cb03-4432-9ae5-97ea81376aeb/sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c[39106,39119] [2023-11-19 03:20:01,628 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:01,639 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:20:01,772 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_93da8efa-cb03-4432-9ae5-97ea81376aeb/sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c[34383,34396] [2023-11-19 03:20:01,796 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_93da8efa-cb03-4432-9ae5-97ea81376aeb/sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c[39106,39119] [2023-11-19 03:20:01,810 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:01,825 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:20:01,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:01 WrapperNode [2023-11-19 03:20:01,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:01,827 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:01,827 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:20:01,827 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:20:01,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:01" (1/1) ... [2023-11-19 03:20:01,863 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:01" (1/1) ... [2023-11-19 03:20:01,954 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1589 [2023-11-19 03:20:01,954 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:01,957 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:20:01,957 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:20:01,957 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:20:01,967 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:01" (1/1) ... [2023-11-19 03:20:01,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:01" (1/1) ... [2023-11-19 03:20:01,975 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:01" (1/1) ... [2023-11-19 03:20:01,976 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:01" (1/1) ... [2023-11-19 03:20:02,005 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:01" (1/1) ... [2023-11-19 03:20:02,016 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:01" (1/1) ... [2023-11-19 03:20:02,022 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:01" (1/1) ... [2023-11-19 03:20:02,028 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:01" (1/1) ... [2023-11-19 03:20:02,039 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:20:02,040 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:20:02,040 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:20:02,040 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:20:02,041 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:01" (1/1) ... [2023-11-19 03:20:02,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:02,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93da8efa-cb03-4432-9ae5-97ea81376aeb/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:20:02,075 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93da8efa-cb03-4432-9ae5-97ea81376aeb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:20:02,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93da8efa-cb03-4432-9ae5-97ea81376aeb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:20:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:20:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:20:02,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:20:02,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:20:02,382 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:20:02,384 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:20:03,501 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:20:03,533 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:20:03,534 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:20:03,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:03 BoogieIcfgContainer [2023-11-19 03:20:03,548 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:20:03,549 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:20:03,549 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:20:03,559 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:20:03,560 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:03" (1/1) ... [2023-11-19 03:20:03,572 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:20:03,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:03,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 245 states and 480 transitions. [2023-11-19 03:20:03,629 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 480 transitions. [2023-11-19 03:20:03,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-19 03:20:03,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:03,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:03,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:04,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:05,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:05,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 247 states and 481 transitions. [2023-11-19 03:20:05,302 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 481 transitions. [2023-11-19 03:20:05,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-19 03:20:05,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:05,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:05,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:05,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:06,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:06,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 250 states and 484 transitions. [2023-11-19 03:20:06,528 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 484 transitions. [2023-11-19 03:20:06,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-19 03:20:06,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:06,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:06,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:06,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:07,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:07,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 253 states and 489 transitions. [2023-11-19 03:20:07,307 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 489 transitions. [2023-11-19 03:20:07,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-19 03:20:07,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:07,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:07,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:07,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:08,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:08,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 255 states and 491 transitions. [2023-11-19 03:20:08,280 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 491 transitions. [2023-11-19 03:20:08,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-19 03:20:08,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:08,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:08,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:08,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:10,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:10,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 361 states and 735 transitions. [2023-11-19 03:20:10,932 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 735 transitions. [2023-11-19 03:20:10,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-19 03:20:10,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:10,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:10,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:11,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:20:11,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:11,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 360 states and 733 transitions. [2023-11-19 03:20:11,454 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 733 transitions. [2023-11-19 03:20:11,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-19 03:20:11,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:11,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:11,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:11,677 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:20:11,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:11,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 353 states and 724 transitions. [2023-11-19 03:20:11,975 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 724 transitions. [2023-11-19 03:20:11,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-19 03:20:11,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:11,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:12,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:14,197 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:22,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:22,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 380 states and 785 transitions. [2023-11-19 03:20:22,420 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 785 transitions. [2023-11-19 03:20:22,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-19 03:20:22,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:22,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:23,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:20:27,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:27,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 328 states and 671 transitions. [2023-11-19 03:20:27,151 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 671 transitions. [2023-11-19 03:20:27,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-19 03:20:27,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:27,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:27,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:27,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:20:30,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:30,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 276 states and 557 transitions. [2023-11-19 03:20:30,700 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 557 transitions. [2023-11-19 03:20:30,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-19 03:20:30,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:30,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:30,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:30,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:20:34,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:34,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 199 states and 384 transitions. [2023-11-19 03:20:34,450 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 384 transitions. [2023-11-19 03:20:34,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-19 03:20:34,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:34,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:34,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:34,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:20:38,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:38,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 149 states and 275 transitions. [2023-11-19 03:20:38,531 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 275 transitions. [2023-11-19 03:20:38,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-19 03:20:38,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:38,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:38,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:38,789 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:20:44,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:44,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 151 states and 277 transitions. [2023-11-19 03:20:44,143 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 277 transitions. [2023-11-19 03:20:44,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-19 03:20:44,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:44,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:44,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:44,428 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:47,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:47,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 157 states and 288 transitions. [2023-11-19 03:20:47,165 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 288 transitions. [2023-11-19 03:20:47,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-19 03:20:47,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:47,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:47,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:47,643 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.