./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/systemc/token_ring.02.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_fcea3dc8-dda2-4d05-a7dc-63c356be08ff/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea3dc8-dda2-4d05-a7dc-63c356be08ff/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea3dc8-dda2-4d05-a7dc-63c356be08ff/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea3dc8-dda2-4d05-a7dc-63c356be08ff/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/token_ring.02.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea3dc8-dda2-4d05-a7dc-63c356be08ff/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea3dc8-dda2-4d05-a7dc-63c356be08ff/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bc8487f898950b83c481f83a71342af68752fb6e7598d76df123761c32c89f72 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:24:55,270 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:24:55,389 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea3dc8-dda2-4d05-a7dc-63c356be08ff/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:24:55,399 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:24:55,400 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:24:55,437 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:24:55,438 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:24:55,438 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:24:55,440 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:24:55,445 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:24:55,446 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:24:55,447 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:24:55,447 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:24:55,449 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:24:55,450 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:24:55,450 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:24:55,451 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:24:55,451 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:24:55,452 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:24:55,453 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:24:55,453 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:24:55,454 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:24:55,454 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:24:55,455 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:24:55,456 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:24:55,456 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:24:55,457 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:24:55,457 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:24:55,458 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:24:55,458 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:24:55,460 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:24:55,460 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:24:55,461 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:24:55,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:24:55,461 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:24:55,462 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_fcea3dc8-dda2-4d05-a7dc-63c356be08ff/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea3dc8-dda2-4d05-a7dc-63c356be08ff/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc8487f898950b83c481f83a71342af68752fb6e7598d76df123761c32c89f72 [2023-11-23 20:24:55,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:24:55,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:24:55,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:24:55,808 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:24:55,809 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:24:55,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea3dc8-dda2-4d05-a7dc-63c356be08ff/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2023-11-23 20:24:58,912 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:24:59,207 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:24:59,208 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea3dc8-dda2-4d05-a7dc-63c356be08ff/sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2023-11-23 20:24:59,225 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea3dc8-dda2-4d05-a7dc-63c356be08ff/bin/ukojak-verify-1t5iHCbJaC/data/2e21ada22/b80a4e17dfae48788dd9478256920c67/FLAGe6cf43bca [2023-11-23 20:24:59,245 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea3dc8-dda2-4d05-a7dc-63c356be08ff/bin/ukojak-verify-1t5iHCbJaC/data/2e21ada22/b80a4e17dfae48788dd9478256920c67 [2023-11-23 20:24:59,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:24:59,253 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:24:59,256 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:24:59,256 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:24:59,262 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:24:59,263 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:24:59" (1/1) ... [2023-11-23 20:24:59,264 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@589baec2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:59, skipping insertion in model container [2023-11-23 20:24:59,265 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:24:59" (1/1) ... [2023-11-23 20:24:59,325 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:24:59,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:24:59,568 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:24:59,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:24:59,648 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:24:59,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:59 WrapperNode [2023-11-23 20:24:59,649 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:24:59,650 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:24:59,650 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:24:59,650 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:24:59,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:59" (1/1) ... [2023-11-23 20:24:59,678 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:59" (1/1) ... [2023-11-23 20:24:59,721 INFO L138 Inliner]: procedures = 32, calls = 39, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 296 [2023-11-23 20:24:59,722 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:24:59,723 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:24:59,723 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:24:59,723 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:24:59,731 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:59" (1/1) ... [2023-11-23 20:24:59,731 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:59" (1/1) ... [2023-11-23 20:24:59,734 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:59" (1/1) ... [2023-11-23 20:24:59,734 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:59" (1/1) ... [2023-11-23 20:24:59,742 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:59" (1/1) ... [2023-11-23 20:24:59,749 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:59" (1/1) ... [2023-11-23 20:24:59,751 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:59" (1/1) ... [2023-11-23 20:24:59,753 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:59" (1/1) ... [2023-11-23 20:24:59,757 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:24:59,758 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:24:59,758 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:24:59,759 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:24:59,759 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:59" (1/1) ... [2023-11-23 20:24:59,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:24:59,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea3dc8-dda2-4d05-a7dc-63c356be08ff/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:24:59,795 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea3dc8-dda2-4d05-a7dc-63c356be08ff/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:24:59,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea3dc8-dda2-4d05-a7dc-63c356be08ff/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:24:59,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:24:59,853 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-23 20:24:59,853 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-23 20:24:59,853 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-23 20:24:59,853 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-23 20:24:59,853 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-23 20:24:59,854 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-23 20:24:59,854 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-23 20:24:59,854 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-23 20:24:59,854 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-23 20:24:59,854 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-23 20:24:59,854 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-23 20:24:59,855 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-23 20:24:59,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:24:59,855 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-23 20:24:59,855 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-23 20:24:59,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:24:59,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:24:59,934 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:24:59,936 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:25:00,379 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:25:00,613 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:25:00,614 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-23 20:25:00,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:00 BoogieIcfgContainer [2023-11-23 20:25:00,616 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:25:00,617 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:25:00,617 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:25:00,627 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:25:00,627 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:00" (1/1) ... [2023-11-23 20:25:00,635 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:25:00,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:00,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 98 states and 136 transitions. [2023-11-23 20:25:00,688 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 136 transitions. [2023-11-23 20:25:00,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:25:00,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:00,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:00,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:01,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:01,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:01,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 106 states and 151 transitions. [2023-11-23 20:25:01,234 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 151 transitions. [2023-11-23 20:25:01,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:25:01,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:01,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:01,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:01,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:01,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:01,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 107 states and 151 transitions. [2023-11-23 20:25:01,443 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 151 transitions. [2023-11-23 20:25:01,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:25:01,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:01,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:01,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:01,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:01,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:01,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 108 states and 151 transitions. [2023-11-23 20:25:01,634 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 151 transitions. [2023-11-23 20:25:01,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:25:01,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:01,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:01,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:01,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:01,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 111 states and 156 transitions. [2023-11-23 20:25:01,952 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 156 transitions. [2023-11-23 20:25:01,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:25:01,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:01,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:01,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:02,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:02,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:02,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 119 states and 170 transitions. [2023-11-23 20:25:02,041 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 170 transitions. [2023-11-23 20:25:02,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:25:02,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:02,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:02,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:02,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:03,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:03,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 132 states and 196 transitions. [2023-11-23 20:25:03,080 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 196 transitions. [2023-11-23 20:25:03,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:25:03,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:03,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:03,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:03,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:03,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 137 states and 207 transitions. [2023-11-23 20:25:03,926 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 207 transitions. [2023-11-23 20:25:03,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:25:03,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:03,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:03,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:04,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:04,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 138 states and 208 transitions. [2023-11-23 20:25:04,077 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 208 transitions. [2023-11-23 20:25:04,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:25:04,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:04,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:04,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:04,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:04,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 132 states and 195 transitions. [2023-11-23 20:25:04,181 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 195 transitions. [2023-11-23 20:25:04,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:25:04,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:04,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:04,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:04,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:04,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:04,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 143 states and 217 transitions. [2023-11-23 20:25:04,598 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 217 transitions. [2023-11-23 20:25:04,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:25:04,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:04,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:04,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:04,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:07,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:07,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 159 states and 251 transitions. [2023-11-23 20:25:07,092 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 251 transitions. [2023-11-23 20:25:07,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:25:07,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:07,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:07,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:07,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:07,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:07,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 164 states and 263 transitions. [2023-11-23 20:25:07,834 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 263 transitions. [2023-11-23 20:25:07,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:25:07,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:07,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:07,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:07,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:08,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:08,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 165 states and 264 transitions. [2023-11-23 20:25:08,019 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 264 transitions. [2023-11-23 20:25:08,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:25:08,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:08,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:08,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:08,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:08,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:08,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 159 states and 250 transitions. [2023-11-23 20:25:08,107 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 250 transitions. [2023-11-23 20:25:08,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:25:08,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:08,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:08,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:08,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:08,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:08,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 159 states and 249 transitions. [2023-11-23 20:25:08,157 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 249 transitions. [2023-11-23 20:25:08,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:25:08,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:08,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:08,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:08,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:09,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:09,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 173 states and 282 transitions. [2023-11-23 20:25:09,286 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 282 transitions. [2023-11-23 20:25:09,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:25:09,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:09,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:09,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:09,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:09,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:09,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 175 states and 285 transitions. [2023-11-23 20:25:09,396 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 285 transitions. [2023-11-23 20:25:09,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:25:09,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:09,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:09,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:09,434 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:25:09,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:09,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 180 states and 296 transitions. [2023-11-23 20:25:09,845 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 296 transitions. [2023-11-23 20:25:09,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:25:09,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:09,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:09,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:10,002 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:25:10,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:10,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 185 states and 307 transitions. [2023-11-23 20:25:10,344 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 307 transitions. [2023-11-23 20:25:10,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:25:10,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:10,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:10,378 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:25:10,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:10,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 187 states and 310 transitions. [2023-11-23 20:25:10,410 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 310 transitions. [2023-11-23 20:25:10,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:25:10,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:10,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:10,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:10,447 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:25:10,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:10,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 189 states and 314 transitions. [2023-11-23 20:25:10,475 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 314 transitions. [2023-11-23 20:25:10,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:25:10,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:10,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:10,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:10,591 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:25:10,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:10,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 191 states and 317 transitions. [2023-11-23 20:25:10,634 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 317 transitions. [2023-11-23 20:25:10,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:25:10,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:10,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:10,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:10,792 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:25:10,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:10,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 193 states and 321 transitions. [2023-11-23 20:25:10,828 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 321 transitions. [2023-11-23 20:25:10,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:25:10,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:10,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:10,870 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:25:10,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:10,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 195 states and 323 transitions. [2023-11-23 20:25:10,961 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 323 transitions. [2023-11-23 20:25:10,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:25:10,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:10,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:10,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:10,997 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:25:11,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:11,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 197 states and 326 transitions. [2023-11-23 20:25:11,029 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 326 transitions. [2023-11-23 20:25:11,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:25:11,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:11,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:11,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:11,158 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:25:11,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:11,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 198 states and 327 transitions. [2023-11-23 20:25:11,187 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 327 transitions. [2023-11-23 20:25:11,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:25:11,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:11,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:11,322 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:25:12,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:12,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 208 states and 352 transitions. [2023-11-23 20:25:12,292 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 352 transitions. [2023-11-23 20:25:12,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:25:12,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:12,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:12,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:12,466 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:25:12,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:12,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 210 states and 355 transitions. [2023-11-23 20:25:12,502 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 355 transitions. [2023-11-23 20:25:12,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:25:12,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:12,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:12,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:12,545 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:25:12,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:12,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 212 states and 359 transitions. [2023-11-23 20:25:12,627 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 359 transitions. [2023-11-23 20:25:12,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:25:12,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:12,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:12,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:12,736 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:25:13,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:13,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 221 states and 382 transitions. [2023-11-23 20:25:13,790 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 382 transitions. [2023-11-23 20:25:13,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:25:13,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:13,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:13,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:13,959 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:25:13,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:13,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 223 states and 386 transitions. [2023-11-23 20:25:13,990 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 386 transitions. [2023-11-23 20:25:13,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:25:13,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:13,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:14,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:14,056 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:25:14,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:14,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 225 states and 390 transitions. [2023-11-23 20:25:14,088 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 390 transitions. [2023-11-23 20:25:14,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:25:14,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:14,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:14,135 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:25:14,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:14,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 227 states and 393 transitions. [2023-11-23 20:25:14,207 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 393 transitions. [2023-11-23 20:25:14,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:25:14,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:14,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:14,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:14,251 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:25:14,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:14,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 231 states and 404 transitions. [2023-11-23 20:25:14,303 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 404 transitions. [2023-11-23 20:25:14,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:25:14,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:14,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:14,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:14,506 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:25:15,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:15,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 238 states and 431 transitions. [2023-11-23 20:25:15,343 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 431 transitions. [2023-11-23 20:25:15,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:25:15,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:15,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:15,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:15,401 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:25:15,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:15,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 243 states and 444 transitions. [2023-11-23 20:25:15,970 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 444 transitions. [2023-11-23 20:25:15,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:25:15,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:15,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:15,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:16,006 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:25:17,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:17,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 252 states and 461 transitions. [2023-11-23 20:25:17,013 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 461 transitions. [2023-11-23 20:25:17,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:25:17,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:17,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:17,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:17,143 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:25:17,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:17,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 254 states and 464 transitions. [2023-11-23 20:25:17,177 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 464 transitions. [2023-11-23 20:25:17,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:25:17,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:17,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:17,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:17,214 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:25:17,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:17,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 255 states and 464 transitions. [2023-11-23 20:25:17,271 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 464 transitions. [2023-11-23 20:25:17,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:25:17,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:17,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:17,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:17,501 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:25:18,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:18,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 264 states and 491 transitions. [2023-11-23 20:25:18,654 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 491 transitions. [2023-11-23 20:25:18,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:25:18,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:18,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:18,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:18,882 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:25:20,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:20,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 271 states and 510 transitions. [2023-11-23 20:25:20,440 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 510 transitions. [2023-11-23 20:25:20,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:25:20,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:20,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:20,499 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:25:20,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:20,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 273 states and 514 transitions. [2023-11-23 20:25:20,923 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 514 transitions. [2023-11-23 20:25:20,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:25:20,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:20,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:20,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:21,006 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:25:21,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:21,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 278 states and 526 transitions. [2023-11-23 20:25:21,578 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 526 transitions. [2023-11-23 20:25:21,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:25:21,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:21,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:21,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:21,621 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:25:21,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:21,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 280 states and 529 transitions. [2023-11-23 20:25:21,655 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 529 transitions. [2023-11-23 20:25:21,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:25:21,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:21,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:21,709 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:25:22,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:22,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 281 states and 529 transitions. [2023-11-23 20:25:22,075 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 529 transitions. [2023-11-23 20:25:22,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:25:22,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:22,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:22,129 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:25:22,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:22,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 281 states and 528 transitions. [2023-11-23 20:25:22,489 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 528 transitions. [2023-11-23 20:25:22,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:25:22,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:22,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:22,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:22,554 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:25:22,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:22,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 281 states and 526 transitions. [2023-11-23 20:25:22,875 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 526 transitions. [2023-11-23 20:25:22,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:25:22,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:22,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:22,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:22,933 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:25:23,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:23,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 282 states and 526 transitions. [2023-11-23 20:25:23,317 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 526 transitions. [2023-11-23 20:25:23,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:25:23,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:23,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:23,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:23,419 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:25:23,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:23,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 277 states and 515 transitions. [2023-11-23 20:25:23,465 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 515 transitions. [2023-11-23 20:25:23,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:25:23,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:23,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:23,524 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:25:23,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:23,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 268 states and 492 transitions. [2023-11-23 20:25:23,584 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 492 transitions. [2023-11-23 20:25:23,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:25:23,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:23,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:23,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:23,734 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:25:24,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:24,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 269 states and 494 transitions. [2023-11-23 20:25:24,194 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 494 transitions. [2023-11-23 20:25:24,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:25:24,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:24,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:24,339 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:25:26,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:26,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 280 states and 519 transitions. [2023-11-23 20:25:26,116 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 519 transitions. [2023-11-23 20:25:26,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:25:26,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:26,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:26,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:26,150 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:25:26,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:26,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 285 states and 531 transitions. [2023-11-23 20:25:26,729 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 531 transitions. [2023-11-23 20:25:26,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:25:26,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:26,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:27,204 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:25:31,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:31,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 306 states and 572 transitions. [2023-11-23 20:25:31,288 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 572 transitions. [2023-11-23 20:25:31,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:25:31,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:31,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:31,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:31,350 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:25:31,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:31,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 308 states and 575 transitions. [2023-11-23 20:25:31,389 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 575 transitions. [2023-11-23 20:25:31,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:25:31,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:31,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:31,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:31,443 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:25:32,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:32,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 312 states and 587 transitions. [2023-11-23 20:25:32,702 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 587 transitions. [2023-11-23 20:25:32,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:25:32,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:32,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:32,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:32,756 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:25:32,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:32,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 313 states and 588 transitions. [2023-11-23 20:25:32,990 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 588 transitions. [2023-11-23 20:25:32,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:25:32,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:32,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:33,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:33,044 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:25:33,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:33,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 308 states and 575 transitions. [2023-11-23 20:25:33,530 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 575 transitions. [2023-11-23 20:25:33,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:25:33,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:33,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:33,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:33,612 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:25:36,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:36,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 323 states and 612 transitions. [2023-11-23 20:25:36,588 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 612 transitions. [2023-11-23 20:25:36,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:25:36,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:36,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:36,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:36,817 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:25:38,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:38,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 331 states and 649 transitions. [2023-11-23 20:25:38,328 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 649 transitions. [2023-11-23 20:25:38,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:25:38,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:38,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:38,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:38,360 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:25:39,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:39,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 332 states and 652 transitions. [2023-11-23 20:25:39,132 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 652 transitions. [2023-11-23 20:25:39,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:25:39,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:39,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:39,170 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:25:39,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:39,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 335 states and 661 transitions. [2023-11-23 20:25:39,946 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 661 transitions. [2023-11-23 20:25:39,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:25:39,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:39,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:39,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:39,998 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:25:42,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:42,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 342 states and 685 transitions. [2023-11-23 20:25:42,321 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 685 transitions. [2023-11-23 20:25:42,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:25:42,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:42,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:42,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:42,360 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:25:42,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:42,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 344 states and 690 transitions. [2023-11-23 20:25:42,885 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 690 transitions. [2023-11-23 20:25:42,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:25:42,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:42,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:42,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:42,923 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:25:42,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:42,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 344 states and 690 transitions. [2023-11-23 20:25:42,966 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 690 transitions. [2023-11-23 20:25:42,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:25:42,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:42,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:42,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:43,001 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:25:43,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:43,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 344 states and 690 transitions. [2023-11-23 20:25:43,041 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 690 transitions. [2023-11-23 20:25:43,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:25:43,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:43,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:43,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:43,082 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:25:43,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:43,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 344 states and 690 transitions. [2023-11-23 20:25:43,123 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 690 transitions. [2023-11-23 20:25:43,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:25:43,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:43,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:43,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:43,164 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:25:43,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:43,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 344 states and 690 transitions. [2023-11-23 20:25:43,206 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 690 transitions. [2023-11-23 20:25:43,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:25:43,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:43,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:43,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:43,298 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:25:43,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:43,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 344 states and 690 transitions. [2023-11-23 20:25:43,338 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 690 transitions. [2023-11-23 20:25:43,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:25:43,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:43,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:43,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:43,374 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:25:43,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:43,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 344 states and 690 transitions. [2023-11-23 20:25:43,414 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 690 transitions. [2023-11-23 20:25:43,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:25:43,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:43,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:43,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:43,451 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:25:43,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:43,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 344 states and 690 transitions. [2023-11-23 20:25:43,493 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 690 transitions. [2023-11-23 20:25:43,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:25:43,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:43,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:25:43,514 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:25:43,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:25:43,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:25:43,692 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:25:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:25:43,831 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 72 iterations. [2023-11-23 20:25:43,940 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret6 could not be translated [2023-11-23 20:25:43,945 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret6 could not be translated [2023-11-23 20:25:43,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:25:43 ImpRootNode [2023-11-23 20:25:43,971 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:25:43,972 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:25:43,972 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:25:43,972 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:25:43,972 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:00" (3/4) ... [2023-11-23 20:25:43,973 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-23 20:25:43,989 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret6 could not be translated [2023-11-23 20:25:43,991 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret6 could not be translated [2023-11-23 20:25:44,069 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea3dc8-dda2-4d05-a7dc-63c356be08ff/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:25:44,070 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:25:44,070 INFO L158 Benchmark]: Toolchain (without parser) took 44817.66ms. Allocated memory was 167.8MB in the beginning and 511.7MB in the end (delta: 343.9MB). Free memory was 123.4MB in the beginning and 308.7MB in the end (delta: -185.4MB). Peak memory consumption was 161.7MB. Max. memory is 16.1GB. [2023-11-23 20:25:44,071 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 138.4MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:25:44,071 INFO L158 Benchmark]: CACSL2BoogieTranslator took 393.23ms. Allocated memory is still 167.8MB. Free memory was 123.4MB in the beginning and 109.1MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:25:44,072 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.19ms. Allocated memory is still 167.8MB. Free memory was 109.1MB in the beginning and 107.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:44,072 INFO L158 Benchmark]: Boogie Preprocessor took 34.67ms. Allocated memory is still 167.8MB. Free memory was 107.1MB in the beginning and 105.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:44,072 INFO L158 Benchmark]: RCFGBuilder took 858.20ms. Allocated memory is still 167.8MB. Free memory was 105.0MB in the beginning and 123.7MB in the end (delta: -18.7MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2023-11-23 20:25:44,073 INFO L158 Benchmark]: CodeCheck took 43353.82ms. Allocated memory was 167.8MB in the beginning and 511.7MB in the end (delta: 343.9MB). Free memory was 123.7MB in the beginning and 316.1MB in the end (delta: -192.3MB). Peak memory consumption was 150.5MB. Max. memory is 16.1GB. [2023-11-23 20:25:44,073 INFO L158 Benchmark]: Witness Printer took 98.25ms. Allocated memory is still 511.7MB. Free memory was 316.1MB in the beginning and 308.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 20:25:44,075 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 98 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 43.2s, OverallIterations: 72, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 38808 SdHoareTripleChecker+Valid, 70.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 27533 mSDsluCounter, 66375 SdHoareTripleChecker+Invalid, 59.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 48544 mSDsCounter, 11640 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 45065 IncrementalHoareTripleChecker+Invalid, 56705 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11640 mSolverCounterUnsat, 17831 mSDtfsCounter, 45065 mSolverCounterSat, 3.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 43338 GetRequests, 42515 SyntacticMatches, 333 SemanticMatches, 490 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118533 ImplicationChecksByTransitivity, 32.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 5.6s InterpolantComputationTime, 4016 NumberOfCodeBlocks, 4016 NumberOfCodeBlocksAsserted, 72 NumberOfCheckSat, 3870 ConstructedInterpolants, 0 QuantifiedInterpolants, 7592 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 71 InterpolantComputations, 55 PerfectInterpolantSequences, 661/791 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 125]: integer overflow possible integer overflow possible We found a FailurePath: [L24] int m_pc = 0; [L25] int t1_pc = 0; [L26] int t2_pc = 0; [L27] int m_st ; [L28] int t1_st ; [L29] int t2_st ; [L30] int m_i ; [L31] int t1_i ; [L32] int t2_i ; [L33] int M_E = 2; [L34] int T1_E = 2; [L35] int T2_E = 2; [L36] int E_M = 2; [L37] int E_1 = 2; [L38] int E_2 = 2; [L43] int token ; [L45] int local ; [L610] int __retres1 ; [L614] CALL init_model() [L524] m_i = 1 [L525] t1_i = 1 [L526] t2_i = 1 [L614] RET init_model() [L615] CALL start_simulation() [L551] int kernel_st ; [L552] int tmp ; [L553] int tmp___0 ; [L557] kernel_st = 0 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, kernel_st=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L558] FCALL update_channels() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, kernel_st=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L559] CALL init_threads() [L243] COND TRUE m_i == 1 [L244] m_st = 0 [L248] COND TRUE t1_i == 1 [L249] t1_st = 0 [L253] COND TRUE t2_i == 1 [L254] t2_st = 0 [L559] RET init_threads() [L560] CALL fire_delta_events() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(M_E)=2, \old(T1_E)=2, \old(T2_E)=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L356] COND FALSE !(M_E == 0) [L361] COND FALSE !(T1_E == 0) [L366] COND FALSE !(T2_E == 0) [L371] COND FALSE !(E_M == 0) [L376] COND FALSE !(E_1 == 0) [L381] COND FALSE !(E_2 == 0) [L560] RET fire_delta_events() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, kernel_st=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L561] CALL activate_threads() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L429] int tmp ; [L430] int tmp___0 ; [L431] int tmp___1 ; [L435] CALL, EXPR is_master_triggered() [L175] int __retres1 ; VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L178] COND FALSE !(m_pc == 1) VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L188] __retres1 = 0 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, __retres1=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L190] return (__retres1); [L435] RET, EXPR is_master_triggered() [L435] tmp = is_master_triggered() [L437] COND FALSE !(\read(tmp)) [L443] CALL, EXPR is_transmit1_triggered() [L194] int __retres1 ; VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L197] COND FALSE !(t1_pc == 1) VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L207] __retres1 = 0 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, __retres1=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L209] return (__retres1); [L443] RET, EXPR is_transmit1_triggered() [L443] tmp___0 = is_transmit1_triggered() [L445] COND FALSE !(\read(tmp___0)) [L451] CALL, EXPR is_transmit2_triggered() [L213] int __retres1 ; VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L216] COND FALSE !(t2_pc == 1) VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L226] __retres1 = 0 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, __retres1=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L228] return (__retres1); [L451] RET, EXPR is_transmit2_triggered() [L451] tmp___1 = is_transmit2_triggered() [L453] COND FALSE !(\read(tmp___1)) [L561] RET activate_threads() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, kernel_st=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L562] CALL reset_delta_events() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(M_E)=2, \old(T1_E)=2, \old(T2_E)=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L394] COND FALSE !(M_E == 1) [L399] COND FALSE !(T1_E == 1) [L404] COND FALSE !(T2_E == 1) [L409] COND FALSE !(E_M == 1) [L414] COND FALSE !(E_1 == 1) [L419] COND FALSE !(E_2 == 1) [L562] RET reset_delta_events() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, kernel_st=0, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L565] COND TRUE 1 [L568] kernel_st = 1 [L569] CALL eval() [L289] int tmp ; VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L293] COND TRUE 1 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L296] CALL, EXPR exists_runnable_thread() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L263] int __retres1 ; [L266] COND TRUE m_st == 0 [L267] __retres1 = 1 [L284] return (__retres1); [L296] RET, EXPR exists_runnable_thread() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=0] [L296] tmp = exists_runnable_thread() [L298] COND TRUE \read(tmp) VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, tmp=1, token=0] [L303] COND TRUE m_st == 0 [L304] int tmp_ndt_1; [L305] EXPR tmp_ndt_1 = __VERIFIER_nondet_int() [L306] COND FALSE, EXPR !(\read(tmp_ndt_1)) VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, tmp=1, tmp_ndt_1=0, token=0] [L303-L314] { int tmp_ndt_1; tmp_ndt_1 = __VERIFIER_nondet_int(); if (tmp_ndt_1) { { m_st = 1; master(); } } else { } } VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, tmp=1, token=0] [L317] COND TRUE t1_st == 0 [L318] int tmp_ndt_2; [L319] EXPR tmp_ndt_2 = __VERIFIER_nondet_int() [L320] COND TRUE, EXPR \read(tmp_ndt_2) [L322] EXPR t1_st = 1 [L323] CALL, EXPR transmit1() [L106] COND TRUE t1_pc == 0 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=1, t2_i=1, t2_pc=0, t2_st=0, token=0] [L117] COND TRUE 1 [L119] t1_pc = 1 [L120] t1_st = 2 [L323] RET, EXPR transmit1() [L317-L328] { int tmp_ndt_2; tmp_ndt_2 = __VERIFIER_nondet_int(); if (tmp_ndt_2) { { t1_st = 1; transmit1(); } } else { } } VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, token=0] [L331] COND TRUE t2_st == 0 [L332] int tmp_ndt_3; [L333] EXPR tmp_ndt_3 = __VERIFIER_nondet_int() [L334] COND FALSE, EXPR !(\read(tmp_ndt_3)) VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, tmp_ndt_3=0, token=0] [L331-L342] { int tmp_ndt_3; tmp_ndt_3 = __VERIFIER_nondet_int(); if (tmp_ndt_3) { { t2_st = 1; transmit2(); } } else { } } VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, token=0] [L293] COND TRUE 1 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, token=0] [L296] CALL, EXPR exists_runnable_thread() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L263] int __retres1 ; [L266] COND TRUE m_st == 0 [L267] __retres1 = 1 [L284] return (__retres1); [L296] RET, EXPR exists_runnable_thread() VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, token=0] [L296] tmp = exists_runnable_thread() [L298] COND TRUE \read(tmp) VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, token=0] [L303] COND TRUE m_st == 0 [L304] int tmp_ndt_1; [L305] EXPR tmp_ndt_1 = __VERIFIER_nondet_int() [L306] COND TRUE, EXPR \read(tmp_ndt_1) [L308] EXPR m_st = 1 [L309] CALL, EXPR master() [L48] int tmp_var = __VERIFIER_nondet_int(); [L50] COND TRUE m_pc == 0 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=0, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, tmp_var=0, token=0] [L61] COND TRUE 1 [L64] token = __VERIFIER_nondet_int() [L65] local = token [L66] E_1 = 1 VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, tmp_var=0, token=2147483647] [L67] CALL immediate_notify() VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L467] CALL activate_threads() VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L429] int tmp ; [L430] int tmp___0 ; [L431] int tmp___1 ; [L435] CALL, EXPR is_master_triggered() [L175] int __retres1 ; VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L178] COND FALSE !(m_pc == 1) VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L188] __retres1 = 0 VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, __retres1=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L190] return (__retres1); [L435] RET, EXPR is_master_triggered() [L435] tmp = is_master_triggered() [L437] COND FALSE !(\read(tmp)) [L443] CALL, EXPR is_transmit1_triggered() [L194] int __retres1 ; VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L197] COND TRUE t1_pc == 1 VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L198] COND TRUE E_1 == 1 [L199] __retres1 = 1 VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, __retres1=1, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L209] return (__retres1); [L443] RET, EXPR is_transmit1_triggered() [L443] tmp___0 = is_transmit1_triggered() [L445] COND TRUE \read(tmp___0) [L446] t1_st = 0 [L451] CALL, EXPR is_transmit2_triggered() [L213] int __retres1 ; VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L216] COND FALSE !(t2_pc == 1) VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L226] __retres1 = 0 VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, __retres1=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L228] return (__retres1); [L451] RET, EXPR is_transmit2_triggered() [L451] tmp___1 = is_transmit2_triggered() [L453] COND FALSE !(\read(tmp___1)) [L467] RET activate_threads() VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, \old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L67] RET immediate_notify() VAL [E_1=1, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=2147483647, m_i=1, m_pc=0, m_st=1, t1_i=1, t1_pc=1, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, tmp_var=0, token=2147483647] [L68] E_1 = 2 [L69] m_pc = 1 [L70] m_st = 2 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=2147483647, m_i=1, m_pc=1, m_st=2, t1_i=1, t1_pc=1, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, tmp_var=0, token=2147483647] [L309] RET, EXPR master() [L303-L314] { int tmp_ndt_1; tmp_ndt_1 = __VERIFIER_nondet_int(); if (tmp_ndt_1) { { m_st = 1; master(); } } else { } } VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=2147483647, m_i=1, m_pc=1, m_st=2, t1_i=1, t1_pc=1, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, tmp=1, token=2147483647] [L317] COND TRUE t1_st == 0 [L318] int tmp_ndt_2; [L319] tmp_ndt_2 = __VERIFIER_nondet_int() [L320] COND TRUE \read(tmp_ndt_2) [L322] t1_st = 1 [L323] CALL transmit1() [L106] COND FALSE !(t1_pc == 0) VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=2147483647, m_i=1, m_pc=1, m_st=2, t1_i=1, t1_pc=1, t1_st=1, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L109] COND TRUE t1_pc == 1 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=2147483647, m_i=1, m_pc=1, m_st=2, t1_i=1, t1_pc=1, t1_st=1, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L125] token += 1 VAL [E_1=2, E_2=2, E_M=2, M_E=2, T1_E=2, T2_E=2, local=2147483647, m_i=1, m_pc=1, m_st=2, t1_i=1, t1_pc=1, t1_st=1, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 138.4MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 393.23ms. Allocated memory is still 167.8MB. Free memory was 123.4MB in the beginning and 109.1MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.19ms. Allocated memory is still 167.8MB. Free memory was 109.1MB in the beginning and 107.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.67ms. Allocated memory is still 167.8MB. Free memory was 107.1MB in the beginning and 105.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 858.20ms. Allocated memory is still 167.8MB. Free memory was 105.0MB in the beginning and 123.7MB in the end (delta: -18.7MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. * CodeCheck took 43353.82ms. Allocated memory was 167.8MB in the beginning and 511.7MB in the end (delta: 343.9MB). Free memory was 123.7MB in the beginning and 316.1MB in the end (delta: -192.3MB). Peak memory consumption was 150.5MB. Max. memory is 16.1GB. * Witness Printer took 98.25ms. Allocated memory is still 511.7MB. Free memory was 316.1MB in the beginning and 308.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret6 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret6 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-23 20:25:44,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea3dc8-dda2-4d05-a7dc-63c356be08ff/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)