./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark20_conjunctive.i --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_0d6c5b22-54dc-4755-bc9b-a10a7cc42115/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6c5b22-54dc-4755-bc9b-a10a7cc42115/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6c5b22-54dc-4755-bc9b-a10a7cc42115/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6c5b22-54dc-4755-bc9b-a10a7cc42115/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark20_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6c5b22-54dc-4755-bc9b-a10a7cc42115/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6c5b22-54dc-4755-bc9b-a10a7cc42115/bin/ukojak-verify-Qdu7aM0XO9 --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 a97cc7ecf3f325d6a4f94ad142da468f60264f8646a5f445527873ff4eb9457a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:02:44,022 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:02:44,083 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6c5b22-54dc-4755-bc9b-a10a7cc42115/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:02:44,087 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:02:44,088 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:02:44,110 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:02:44,111 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:02:44,111 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:02:44,112 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:02:44,113 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:02:44,114 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:02:44,114 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:02:44,115 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:02:44,115 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:02:44,116 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:02:44,116 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:02:44,117 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:02:44,117 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:02:44,118 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:02:44,118 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:02:44,119 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:02:44,119 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:02:44,120 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:02:44,120 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:02:44,121 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:02:44,121 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:02:44,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:02:44,122 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:02:44,123 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:02:44,123 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:02:44,124 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:02:44,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:02:44,124 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:02:44,125 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_0d6c5b22-54dc-4755-bc9b-a10a7cc42115/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6c5b22-54dc-4755-bc9b-a10a7cc42115/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a97cc7ecf3f325d6a4f94ad142da468f60264f8646a5f445527873ff4eb9457a [2023-12-02 21:02:44,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:02:44,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:02:44,348 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:02:44,350 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:02:44,350 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:02:44,351 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6c5b22-54dc-4755-bc9b-a10a7cc42115/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/loop-zilu/benchmark20_conjunctive.i [2023-12-02 21:02:47,143 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:02:47,299 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:02:47,300 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6c5b22-54dc-4755-bc9b-a10a7cc42115/sv-benchmarks/c/loop-zilu/benchmark20_conjunctive.i [2023-12-02 21:02:47,305 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6c5b22-54dc-4755-bc9b-a10a7cc42115/bin/ukojak-verify-Qdu7aM0XO9/data/7a5fe1a98/71bc4281c4f84135bd88098aa1cce3b9/FLAG7a2795429 [2023-12-02 21:02:47,317 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6c5b22-54dc-4755-bc9b-a10a7cc42115/bin/ukojak-verify-Qdu7aM0XO9/data/7a5fe1a98/71bc4281c4f84135bd88098aa1cce3b9 [2023-12-02 21:02:47,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:02:47,320 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:02:47,321 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:02:47,321 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:02:47,324 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:02:47,325 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:02:47" (1/1) ... [2023-12-02 21:02:47,326 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47c7dda2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:47, skipping insertion in model container [2023-12-02 21:02:47,326 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:02:47" (1/1) ... [2023-12-02 21:02:47,344 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:02:47,468 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_0d6c5b22-54dc-4755-bc9b-a10a7cc42115/sv-benchmarks/c/loop-zilu/benchmark20_conjunctive.i[873,886] [2023-12-02 21:02:47,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:02:47,490 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:02:47,501 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_0d6c5b22-54dc-4755-bc9b-a10a7cc42115/sv-benchmarks/c/loop-zilu/benchmark20_conjunctive.i[873,886] [2023-12-02 21:02:47,504 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:02:47,519 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:02:47,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:47 WrapperNode [2023-12-02 21:02:47,520 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:02:47,521 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:02:47,521 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:02:47,521 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:02:47,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:47" (1/1) ... [2023-12-02 21:02:47,536 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:47" (1/1) ... [2023-12-02 21:02:47,553 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 37 [2023-12-02 21:02:47,554 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:02:47,554 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:02:47,555 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:02:47,555 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:02:47,563 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:47" (1/1) ... [2023-12-02 21:02:47,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:47" (1/1) ... [2023-12-02 21:02:47,565 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:47" (1/1) ... [2023-12-02 21:02:47,565 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:47" (1/1) ... [2023-12-02 21:02:47,568 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:47" (1/1) ... [2023-12-02 21:02:47,571 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:47" (1/1) ... [2023-12-02 21:02:47,572 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:47" (1/1) ... [2023-12-02 21:02:47,573 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:47" (1/1) ... [2023-12-02 21:02:47,574 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:02:47,575 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:02:47,575 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:02:47,575 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:02:47,576 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:02:47" (1/1) ... [2023-12-02 21:02:47,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:02:47,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6c5b22-54dc-4755-bc9b-a10a7cc42115/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:02:47,605 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6c5b22-54dc-4755-bc9b-a10a7cc42115/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:02:47,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d6c5b22-54dc-4755-bc9b-a10a7cc42115/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:02:47,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:02:47,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:02:47,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:02:47,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:02:47,697 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:02:47,699 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:02:47,785 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:02:47,810 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:02:47,811 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:02:47,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:02:47 BoogieIcfgContainer [2023-12-02 21:02:47,812 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:02:47,813 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:02:47,813 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:02:47,821 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:02:47,821 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:02:47" (1/1) ... [2023-12-02 21:02:47,827 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:02:47,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:47,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2023-12-02 21:02:47,870 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2023-12-02 21:02:47,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 21:02:47,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:47,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:48,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:48,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:48,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2023-12-02 21:02:48,155 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2023-12-02 21:02:48,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 21:02:48,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:48,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:48,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:48,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:48,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:48,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2023-12-02 21:02:48,372 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2023-12-02 21:02:48,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 21:02:48,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:48,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:48,502 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:48,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:48,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 13 states and 20 transitions. [2023-12-02 21:02:48,677 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 20 transitions. [2023-12-02 21:02:48,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 21:02:48,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:48,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:48,848 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:49,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:49,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 14 states and 24 transitions. [2023-12-02 21:02:49,065 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 24 transitions. [2023-12-02 21:02:49,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 21:02:49,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:49,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:49,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:49,288 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:49,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:49,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 15 states and 29 transitions. [2023-12-02 21:02:49,593 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 29 transitions. [2023-12-02 21:02:49,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 21:02:49,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:49,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:49,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:49,872 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:50,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:50,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 16 states and 34 transitions. [2023-12-02 21:02:50,312 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 34 transitions. [2023-12-02 21:02:50,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 21:02:50,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:50,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:50,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:50,706 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:51,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:51,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 17 states and 40 transitions. [2023-12-02 21:02:51,222 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 40 transitions. [2023-12-02 21:02:51,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 21:02:51,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:51,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:51,705 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:52,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:52,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 18 states and 46 transitions. [2023-12-02 21:02:52,372 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 46 transitions. [2023-12-02 21:02:52,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 21:02:52,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:52,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:52,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:52,894 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:53,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:53,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 19 states and 53 transitions. [2023-12-02 21:02:53,634 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 53 transitions. [2023-12-02 21:02:53,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 21:02:53,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:53,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:53,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:54,316 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:55,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:55,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 20 states and 60 transitions. [2023-12-02 21:02:55,225 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 60 transitions. [2023-12-02 21:02:55,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 21:02:55,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:55,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:55,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:56,164 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:57,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:57,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 21 states and 67 transitions. [2023-12-02 21:02:57,217 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 67 transitions. [2023-12-02 21:02:57,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 21:02:57,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:57,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:58,165 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:59,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:59,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 22 states and 75 transitions. [2023-12-02 21:02:59,451 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 75 transitions. [2023-12-02 21:02:59,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:02:59,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:59,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:59,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:03:00,719 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:03:02,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:03:02,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 23 states and 83 transitions. [2023-12-02 21:03:02,227 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 83 transitions. [2023-12-02 21:03:02,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 21:03:02,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:03:02,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:03:02,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:03:03,762 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:03:05,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:03:05,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 24 states and 91 transitions. [2023-12-02 21:03:05,713 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 91 transitions. [2023-12-02 21:03:05,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 21:03:05,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:03:05,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:03:05,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:03:07,474 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:03:09,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:03:09,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 25 states and 100 transitions. [2023-12-02 21:03:09,676 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 100 transitions. [2023-12-02 21:03:09,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 21:03:09,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:03:09,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:03:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:03:11,740 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:03:14,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:03:14,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 26 states and 109 transitions. [2023-12-02 21:03:14,515 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 109 transitions. [2023-12-02 21:03:14,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 21:03:14,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:03:14,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:03:14,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:03:17,121 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:03:20,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:03:20,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 27 states and 118 transitions. [2023-12-02 21:03:20,193 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 118 transitions. [2023-12-02 21:03:20,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 21:03:20,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:03:20,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:03:20,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:03:23,324 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:03:27,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:03:27,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 28 states and 128 transitions. [2023-12-02 21:03:27,192 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 128 transitions. [2023-12-02 21:03:27,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 21:03:27,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:03:27,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:03:27,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:03:30,766 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:03:34,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:03:34,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 29 states and 138 transitions. [2023-12-02 21:03:34,919 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 138 transitions. [2023-12-02 21:03:34,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 21:03:34,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:03:34,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:03:34,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:03:38,944 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:03:43,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:03:43,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 30 states and 148 transitions. [2023-12-02 21:03:43,673 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 148 transitions. [2023-12-02 21:03:43,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 21:03:43,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:03:43,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:03:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:03:48,084 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:03:53,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:03:53,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 31 states and 159 transitions. [2023-12-02 21:03:53,558 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 159 transitions. [2023-12-02 21:03:53,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 21:03:53,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:03:53,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:03:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:03:58,721 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:04:04,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:04:04,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 32 states and 169 transitions. [2023-12-02 21:04:04,922 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 169 transitions. [2023-12-02 21:04:04,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 21:04:04,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:04:04,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:04:04,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:04:10,474 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:04:17,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:04:17,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 33 states and 180 transitions. [2023-12-02 21:04:17,145 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 180 transitions. [2023-12-02 21:04:17,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 21:04:17,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:04:17,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:04:17,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:04:23,604 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:04:31,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:04:31,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 34 states and 192 transitions. [2023-12-02 21:04:31,274 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 192 transitions. [2023-12-02 21:04:31,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 21:04:31,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:04:31,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:04:31,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:04:38,710 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:04:47,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:04:47,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 35 states and 203 transitions. [2023-12-02 21:04:47,253 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 203 transitions. [2023-12-02 21:04:47,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:04:47,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:04:47,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:04:47,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:04:55,606 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:05:04,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:04,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 36 states and 214 transitions. [2023-12-02 21:05:04,679 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 214 transitions. [2023-12-02 21:05:04,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 21:05:04,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:04,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:04,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:13,760 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:05:24,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:24,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 37 states and 227 transitions. [2023-12-02 21:05:24,402 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 227 transitions. [2023-12-02 21:05:24,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 21:05:24,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:24,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:34,534 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:05:45,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:45,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 38 states and 239 transitions. [2023-12-02 21:05:45,985 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 239 transitions. [2023-12-02 21:05:45,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 21:05:45,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:45,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:56,673 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:06:09,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:09,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 39 states and 251 transitions. [2023-12-02 21:06:09,437 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 251 transitions. [2023-12-02 21:06:09,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 21:06:09,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:09,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:09,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:22,164 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:06:36,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:36,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 40 states and 264 transitions. [2023-12-02 21:06:36,406 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 264 transitions. [2023-12-02 21:06:36,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 21:06:36,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:36,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:36,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:50,563 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:07:06,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:07:06,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 41 states and 277 transitions. [2023-12-02 21:07:06,941 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 277 transitions. [2023-12-02 21:07:06,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 21:07:06,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:07:06,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:07:06,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:07:22,310 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:07:40,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:07:40,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 42 states and 290 transitions. [2023-12-02 21:07:40,769 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 290 transitions. [2023-12-02 21:07:40,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 21:07:40,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:07:40,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:07:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:07:57,491 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:08:17,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:08:17,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 43 states and 304 transitions. [2023-12-02 21:08:17,064 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 304 transitions. [2023-12-02 21:08:17,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 21:08:17,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:08:17,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:08:17,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:08:35,857 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:08:57,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:08:57,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 44 states and 317 transitions. [2023-12-02 21:08:57,046 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 317 transitions. [2023-12-02 21:08:57,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 21:08:57,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:08:57,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:08:57,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:09:17,116 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:09:39,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:09:39,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 45 states and 331 transitions. [2023-12-02 21:09:39,934 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 331 transitions. [2023-12-02 21:09:39,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 21:09:39,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:09:39,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:09:39,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:10:02,054 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:10:26,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:10:26,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 46 states and 346 transitions. [2023-12-02 21:10:26,372 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 346 transitions. [2023-12-02 21:10:26,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 21:10:26,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:10:26,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:10:26,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:10:49,698 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:11:16,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:11:16,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 47 states and 359 transitions. [2023-12-02 21:11:16,059 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 359 transitions. [2023-12-02 21:11:16,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 21:11:16,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:11:16,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:11:16,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:11:41,722 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:12:09,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:12:09,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 48 states and 373 transitions. [2023-12-02 21:12:09,717 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 373 transitions. [2023-12-02 21:12:09,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 21:12:09,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:12:09,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:12:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:12:38,043 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:13:09,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:13:09,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 49 states and 389 transitions. [2023-12-02 21:13:09,301 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 389 transitions. [2023-12-02 21:13:09,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 21:13:09,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:13:09,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:13:09,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:13:39,735 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:14:12,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:14:12,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 50 states and 404 transitions. [2023-12-02 21:14:12,821 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 404 transitions. [2023-12-02 21:14:12,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:14:12,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:14:12,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:14:12,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:14:46,685 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:15:22,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:15:22,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 51 states and 418 transitions. [2023-12-02 21:15:22,709 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 418 transitions. [2023-12-02 21:15:22,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 21:15:22,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:15:22,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:15:22,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat