./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/systemc/token_ring.01.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/token_ring.01.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7039989391e70a09ea57155dc830398095342b5276a6311b81eee6000f87563d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 02:54:30,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 02:54:30,367 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 02:54:30,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 02:54:30,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 02:54:30,431 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 02:54:30,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 02:54:30,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 02:54:30,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 02:54:30,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 02:54:30,448 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 02:54:30,450 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 02:54:30,451 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 02:54:30,454 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 02:54:30,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 02:54:30,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 02:54:30,464 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 02:54:30,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 02:54:30,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 02:54:30,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 02:54:30,479 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 02:54:30,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 02:54:30,485 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 02:54:30,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 02:54:30,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 02:54:30,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 02:54:30,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 02:54:30,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 02:54:30,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 02:54:30,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 02:54:30,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 02:54:30,498 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 02:54:30,500 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 02:54:30,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 02:54:30,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 02:54:30,503 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 02:54:30,504 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 02:54:30,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 02:54:30,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 02:54:30,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 02:54:30,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 02:54:30,508 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 02:54:30,553 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 02:54:30,553 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 02:54:30,555 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 02:54:30,555 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 02:54:30,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 02:54:30,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 02:54:30,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 02:54:30,557 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 02:54:30,563 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 02:54:30,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 02:54:30,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 02:54:30,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 02:54:30,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 02:54:30,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 02:54:30,566 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 02:54:30,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 02:54:30,566 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 02:54:30,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 02:54:30,567 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 02:54:30,567 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 02:54:30,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 02:54:30,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:54:30,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 02:54:30,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 02:54:30,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 02:54:30,569 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 02:54:30,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 02:54:30,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 02:54:30,569 INFO L138 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_a53dc68a-9dcc-40d0-b3d7-fc1688401614/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7039989391e70a09ea57155dc830398095342b5276a6311b81eee6000f87563d [2021-10-29 02:54:30,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 02:54:30,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 02:54:30,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 02:54:30,845 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 02:54:30,846 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 02:54:30,847 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/systemc/token_ring.01.cil-2.c [2021-10-29 02:54:30,909 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/bin/ukojak-Rh5K9KB4LI/data/a4136241d/d4290ec8d4e742f985aadcd16b612adc/FLAG26b0173ad [2021-10-29 02:54:31,396 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 02:54:31,397 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/sv-benchmarks/c/systemc/token_ring.01.cil-2.c [2021-10-29 02:54:31,406 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/bin/ukojak-Rh5K9KB4LI/data/a4136241d/d4290ec8d4e742f985aadcd16b612adc/FLAG26b0173ad [2021-10-29 02:54:31,744 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/bin/ukojak-Rh5K9KB4LI/data/a4136241d/d4290ec8d4e742f985aadcd16b612adc [2021-10-29 02:54:31,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 02:54:31,748 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 02:54:31,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 02:54:31,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 02:54:31,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 02:54:31,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:54:31" (1/1) ... [2021-10-29 02:54:31,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55c960f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:31, skipping insertion in model container [2021-10-29 02:54:31,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:54:31" (1/1) ... [2021-10-29 02:54:31,764 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 02:54:31,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 02:54:31,927 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/sv-benchmarks/c/systemc/token_ring.01.cil-2.c[366,379] [2021-10-29 02:54:32,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:54:32,033 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 02:54:32,045 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/sv-benchmarks/c/systemc/token_ring.01.cil-2.c[366,379] [2021-10-29 02:54:32,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:54:32,088 INFO L208 MainTranslator]: Completed translation [2021-10-29 02:54:32,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:32 WrapperNode [2021-10-29 02:54:32,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 02:54:32,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 02:54:32,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 02:54:32,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 02:54:32,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:32" (1/1) ... [2021-10-29 02:54:32,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:32" (1/1) ... [2021-10-29 02:54:32,137 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 02:54:32,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 02:54:32,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 02:54:32,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 02:54:32,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:32" (1/1) ... [2021-10-29 02:54:32,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:32" (1/1) ... [2021-10-29 02:54:32,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:32" (1/1) ... [2021-10-29 02:54:32,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:32" (1/1) ... [2021-10-29 02:54:32,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:32" (1/1) ... [2021-10-29 02:54:32,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:32" (1/1) ... [2021-10-29 02:54:32,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:32" (1/1) ... [2021-10-29 02:54:32,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 02:54:32,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 02:54:32,172 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 02:54:32,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 02:54:32,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:32" (1/1) ... [2021-10-29 02:54:32,185 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:54:32,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 02:54:32,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 02:54:32,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 02:54:32,267 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-10-29 02:54:32,267 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-10-29 02:54:32,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 02:54:32,267 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-10-29 02:54:32,268 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-10-29 02:54:32,268 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-10-29 02:54:32,268 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-10-29 02:54:32,268 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-10-29 02:54:32,268 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-10-29 02:54:32,268 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-10-29 02:54:32,269 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-10-29 02:54:32,269 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-10-29 02:54:32,269 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-10-29 02:54:32,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 02:54:32,269 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-10-29 02:54:32,269 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-10-29 02:54:32,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 02:54:32,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 02:54:33,029 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 02:54:33,029 INFO L299 CfgBuilder]: Removed 30 assume(true) statements. [2021-10-29 02:54:33,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:54:33 BoogieIcfgContainer [2021-10-29 02:54:33,032 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 02:54:33,033 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 02:54:33,033 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 02:54:33,044 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 02:54:33,045 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:54:33" (1/1) ... [2021-10-29 02:54:33,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:54:33,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:33,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 72 states and 103 transitions. [2021-10-29 02:54:33,095 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 103 transitions. [2021-10-29 02:54:33,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 02:54:33,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:33,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:33,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:33,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:54:33,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:33,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 76 states and 109 transitions. [2021-10-29 02:54:33,632 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 109 transitions. [2021-10-29 02:54:33,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 02:54:33,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:33,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:33,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:54:33,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:33,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 77 states and 109 transitions. [2021-10-29 02:54:33,945 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2021-10-29 02:54:33,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 02:54:33,947 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:33,949 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:34,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:34,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:54:34,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:34,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 85 states and 124 transitions. [2021-10-29 02:54:34,242 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-10-29 02:54:34,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 02:54:34,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:34,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:34,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:34,368 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:54:34,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:34,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 98 states and 151 transitions. [2021-10-29 02:54:34,847 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 151 transitions. [2021-10-29 02:54:34,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 02:54:34,852 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:34,853 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:34,945 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 02:54:35,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:35,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 100 states and 156 transitions. [2021-10-29 02:54:35,460 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 156 transitions. [2021-10-29 02:54:35,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 02:54:35,462 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:35,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:35,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:35,496 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 02:54:35,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:35,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 98 states and 151 transitions. [2021-10-29 02:54:35,580 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 151 transitions. [2021-10-29 02:54:35,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 02:54:35,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:35,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:35,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:35,749 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:54:36,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:36,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 113 states and 183 transitions. [2021-10-29 02:54:36,973 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 183 transitions. [2021-10-29 02:54:36,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 02:54:36,975 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:36,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:36,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:37,019 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 02:54:37,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:37,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 115 states and 189 transitions. [2021-10-29 02:54:37,466 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 189 transitions. [2021-10-29 02:54:37,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 02:54:37,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:37,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:37,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:37,498 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 02:54:37,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:37,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 112 states and 181 transitions. [2021-10-29 02:54:37,653 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 181 transitions. [2021-10-29 02:54:37,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 02:54:37,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:37,655 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:37,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:37,701 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 02:54:37,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:37,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 110 states and 177 transitions. [2021-10-29 02:54:37,819 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 177 transitions. [2021-10-29 02:54:37,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 02:54:37,823 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:37,823 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:37,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:37,897 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 02:54:38,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:38,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 112 states and 179 transitions. [2021-10-29 02:54:38,006 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 179 transitions. [2021-10-29 02:54:38,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 02:54:38,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:38,008 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:38,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:38,035 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 02:54:38,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:38,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 109 states and 170 transitions. [2021-10-29 02:54:38,198 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 170 transitions. [2021-10-29 02:54:38,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 02:54:38,200 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:38,200 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:38,231 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 02:54:38,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:38,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 111 states and 174 transitions. [2021-10-29 02:54:38,259 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 174 transitions. [2021-10-29 02:54:38,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 02:54:38,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:38,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:38,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:38,330 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:54:39,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:39,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 121 states and 191 transitions. [2021-10-29 02:54:39,174 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 191 transitions. [2021-10-29 02:54:39,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 02:54:39,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:39,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:39,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:39,240 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 02:54:39,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:39,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 123 states and 193 transitions. [2021-10-29 02:54:39,499 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 193 transitions. [2021-10-29 02:54:39,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-29 02:54:39,501 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:39,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:39,572 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 02:54:39,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:39,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 123 states and 192 transitions. [2021-10-29 02:54:39,678 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 192 transitions. [2021-10-29 02:54:39,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-29 02:54:39,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:39,680 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:39,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:39,720 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 02:54:39,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:39,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 125 states and 195 transitions. [2021-10-29 02:54:39,750 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 195 transitions. [2021-10-29 02:54:39,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-29 02:54:39,751 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:39,752 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:39,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:39,781 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-29 02:54:39,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:39,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 126 states and 195 transitions. [2021-10-29 02:54:39,880 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 195 transitions. [2021-10-29 02:54:39,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-29 02:54:39,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:39,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:39,985 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 02:54:40,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:40,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 136 states and 216 transitions. [2021-10-29 02:54:40,269 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 216 transitions. [2021-10-29 02:54:40,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-29 02:54:40,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:40,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:40,301 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 02:54:40,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:40,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 137 states and 216 transitions. [2021-10-29 02:54:40,332 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 216 transitions. [2021-10-29 02:54:40,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-29 02:54:40,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:40,334 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:40,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:40,403 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 02:54:41,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:41,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 148 states and 242 transitions. [2021-10-29 02:54:41,093 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 242 transitions. [2021-10-29 02:54:41,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-29 02:54:41,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:41,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:41,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:41,217 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 02:54:42,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:42,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 158 states and 269 transitions. [2021-10-29 02:54:42,772 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 269 transitions. [2021-10-29 02:54:42,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-29 02:54:42,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:42,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:42,807 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 02:54:43,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:43,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 160 states and 274 transitions. [2021-10-29 02:54:43,333 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 274 transitions. [2021-10-29 02:54:43,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-29 02:54:43,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:43,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:43,363 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 02:54:43,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:43,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 162 states and 279 transitions. [2021-10-29 02:54:43,609 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 279 transitions. [2021-10-29 02:54:43,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-29 02:54:43,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:43,611 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:43,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:43,641 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 02:54:43,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:43,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 162 states and 277 transitions. [2021-10-29 02:54:43,855 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 277 transitions. [2021-10-29 02:54:43,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-29 02:54:43,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:43,858 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:43,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:43,920 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 02:54:44,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:44,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 160 states and 273 transitions. [2021-10-29 02:54:44,136 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 273 transitions. [2021-10-29 02:54:44,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-29 02:54:44,138 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:44,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:44,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:44,239 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 02:54:44,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:44,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 167 states and 288 transitions. [2021-10-29 02:54:44,799 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 288 transitions. [2021-10-29 02:54:44,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-29 02:54:44,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:44,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:44,840 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 02:54:44,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:44,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 165 states and 282 transitions. [2021-10-29 02:54:44,874 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 282 transitions. [2021-10-29 02:54:44,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-29 02:54:44,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:44,877 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:44,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:44,910 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 02:54:44,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:44,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 163 states and 276 transitions. [2021-10-29 02:54:44,948 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 276 transitions. [2021-10-29 02:54:44,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-29 02:54:44,950 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:44,950 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:44,980 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 02:54:45,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:45,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 159 states and 265 transitions. [2021-10-29 02:54:45,010 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 265 transitions. [2021-10-29 02:54:45,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-29 02:54:45,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:45,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:45,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:45,043 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 02:54:45,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:45,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 161 states and 269 transitions. [2021-10-29 02:54:45,065 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 269 transitions. [2021-10-29 02:54:45,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-29 02:54:45,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:45,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:45,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:45,095 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 02:54:46,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:46,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 168 states and 284 transitions. [2021-10-29 02:54:46,314 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 284 transitions. [2021-10-29 02:54:46,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-10-29 02:54:46,316 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:46,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:46,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:46,344 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 02:54:47,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:47,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 182 states and 311 transitions. [2021-10-29 02:54:47,786 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 311 transitions. [2021-10-29 02:54:47,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-10-29 02:54:47,787 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:47,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:47,816 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-29 02:54:48,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:48,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 183 states and 312 transitions. [2021-10-29 02:54:48,052 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 312 transitions. [2021-10-29 02:54:48,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-10-29 02:54:48,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:48,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:48,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:48,082 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 02:54:48,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:48,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 188 states and 322 transitions. [2021-10-29 02:54:48,907 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 322 transitions. [2021-10-29 02:54:48,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-29 02:54:48,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:48,909 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:48,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:48,949 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 02:54:49,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:49,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 189 states and 323 transitions. [2021-10-29 02:54:49,229 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 323 transitions. [2021-10-29 02:54:49,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-29 02:54:49,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:49,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:49,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:49,270 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-10-29 02:54:49,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:49,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 194 states and 332 transitions. [2021-10-29 02:54:49,322 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 332 transitions. [2021-10-29 02:54:49,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-29 02:54:49,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:49,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:49,617 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 02:54:50,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:50,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 194 states and 331 transitions. [2021-10-29 02:54:50,272 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 331 transitions. [2021-10-29 02:54:50,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-29 02:54:50,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:50,274 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:50,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:50,301 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-10-29 02:54:50,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:50,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 199 states and 341 transitions. [2021-10-29 02:54:50,368 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 341 transitions. [2021-10-29 02:54:50,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-10-29 02:54:50,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:50,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:50,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:50,407 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 02:54:51,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:51,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 204 states and 350 transitions. [2021-10-29 02:54:51,126 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 350 transitions. [2021-10-29 02:54:51,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-10-29 02:54:51,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:51,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:51,161 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 02:54:51,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:51,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 209 states and 359 transitions. [2021-10-29 02:54:51,323 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 359 transitions. [2021-10-29 02:54:51,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-10-29 02:54:51,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:51,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:51,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:51,559 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 02:54:52,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:52,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 218 states and 378 transitions. [2021-10-29 02:54:52,857 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 378 transitions. [2021-10-29 02:54:52,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-10-29 02:54:52,859 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:52,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:52,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:53,191 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 02:54:55,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:55,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 235 states and 433 transitions. [2021-10-29 02:54:55,987 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 433 transitions. [2021-10-29 02:54:55,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-29 02:54:55,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:55,989 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:55,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:56,129 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-29 02:54:56,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:56,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 240 states and 448 transitions. [2021-10-29 02:54:56,622 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 448 transitions. [2021-10-29 02:54:56,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-10-29 02:54:56,624 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:56,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:56,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:56,648 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 02:54:57,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:57,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 245 states and 461 transitions. [2021-10-29 02:54:57,002 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 461 transitions. [2021-10-29 02:54:57,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-10-29 02:54:57,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:57,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:57,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 02:54:57,023 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 02:54:57,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 02:54:57,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 02:54:57,145 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 02:54:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 02:54:57,264 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 46 iterations. [2021-10-29 02:54:57,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 02:54:57 ImpRootNode [2021-10-29 02:54:57,450 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 02:54:57,451 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 02:54:57,451 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 02:54:57,452 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 02:54:57,463 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:54:33" (3/4) ... [2021-10-29 02:54:57,465 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 02:54:57,708 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 02:54:57,708 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 02:54:57,710 INFO L168 Benchmark]: Toolchain (without parser) took 25961.14 ms. Allocated memory was 117.4 MB in the beginning and 251.7 MB in the end (delta: 134.2 MB). Free memory was 87.2 MB in the beginning and 103.1 MB in the end (delta: -15.9 MB). Peak memory consumption was 117.4 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:57,711 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 117.4 MB. Free memory is still 71.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:54:57,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 337.88 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 86.9 MB in the beginning and 114.2 MB in the end (delta: -27.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:57,712 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.95 ms. Allocated memory is still 142.6 MB. Free memory was 114.2 MB in the beginning and 112.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:57,712 INFO L168 Benchmark]: Boogie Preprocessor took 34.09 ms. Allocated memory is still 142.6 MB. Free memory was 112.4 MB in the beginning and 110.7 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:54:57,713 INFO L168 Benchmark]: RCFGBuilder took 860.03 ms. Allocated memory is still 142.6 MB. Free memory was 110.7 MB in the beginning and 82.7 MB in the end (delta: 28.0 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:57,713 INFO L168 Benchmark]: CodeCheck took 24417.44 ms. Allocated memory was 142.6 MB in the beginning and 251.7 MB in the end (delta: 109.1 MB). Free memory was 82.7 MB in the beginning and 115.7 MB in the end (delta: -33.0 MB). Peak memory consumption was 76.7 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:57,714 INFO L168 Benchmark]: Witness Printer took 257.51 ms. Allocated memory is still 251.7 MB. Free memory was 115.7 MB in the beginning and 103.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:57,716 INFO L339 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, 72 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 24.1s, OverallIterations: 46, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: -1256028292 SDtfs, -1872389890 SDslu, 247651616 SDs, 0 SdLazy, -1302081418 SolverSat, -1185063128 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 27546 GetRequests, 26521 SyntacticMatches, 647 SemanticMatches, 378 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87349 ImplicationChecksByTransitivity, 19.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 2713 NumberOfCodeBlocks, 2713 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 2577 ConstructedInterpolants, 0 QuantifiedInterpolants, 4538 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 45 InterpolantComputations, 32 PerfectInterpolantSequences, 912/965 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: 12]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L16] int m_pc = 0; [L17] int t1_pc = 0; [L18] int m_st ; [L19] int t1_st ; [L20] int m_i ; [L21] int t1_i ; [L22] int M_E = 2; [L23] int T1_E = 2; [L24] int E_M = 2; [L25] int E_1 = 2; [L29] int token ; [L31] int local ; [L477] int __retres1 ; [L392] m_i = 1 [L393] t1_i = 1 [L418] int kernel_st ; [L419] int tmp ; [L420] int tmp___0 ; [L424] kernel_st = 0 VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L425] FCALL update_channels() VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L174] COND TRUE m_i == 1 [L175] m_st = 0 [L179] COND TRUE t1_i == 1 [L180] t1_st = 0 VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L427] CALL fire_delta_events() VAL [\old(E_1)=2, \old(E_M)=2, \old(M_E)=2, \old(T1_E)=2, E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L263] COND FALSE !(M_E == 0) [L268] COND FALSE !(T1_E == 0) [L273] COND FALSE !(E_M == 0) [L278] COND FALSE !(E_1 == 0) [L427] RET fire_delta_events() VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L428] CALL activate_threads() VAL [\old(m_st)=0, \old(t1_st)=0, E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L316] int tmp ; [L317] int tmp___0 ; [L125] int __retres1 ; VAL [\old(m_st)=0, \old(t1_st)=0, E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L128] COND FALSE !(m_pc == 1) VAL [\old(m_st)=0, \old(t1_st)=0, E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L138] __retres1 = 0 VAL [\old(m_st)=0, \old(t1_st)=0, E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L140] return (__retres1); [L321] tmp = is_master_triggered() [L323] COND FALSE !(\read(tmp)) [L144] int __retres1 ; VAL [\old(m_st)=0, \old(t1_st)=0, E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L147] COND FALSE !(t1_pc == 1) VAL [\old(m_st)=0, \old(t1_st)=0, E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L157] __retres1 = 0 VAL [\old(m_st)=0, \old(t1_st)=0, E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L159] return (__retres1); [L329] tmp___0 = is_transmit1_triggered() [L331] COND FALSE !(\read(tmp___0)) [L428] RET activate_threads() VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L429] CALL reset_delta_events() VAL [\old(E_1)=2, \old(E_M)=2, \old(M_E)=2, \old(T1_E)=2, E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L291] COND FALSE !(M_E == 1) [L296] COND FALSE !(T1_E == 1) [L301] COND FALSE !(E_M == 1) [L306] COND FALSE !(E_1 == 1) [L429] RET reset_delta_events() VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L432] COND TRUE 1 [L435] kernel_st = 1 [L210] int tmp ; VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L214] COND TRUE 1 VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L217] CALL, EXPR exists_runnable_thread() VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L189] int __retres1 ; [L192] COND TRUE m_st == 0 [L193] __retres1 = 1 [L205] return (__retres1); [L217] RET, EXPR exists_runnable_thread() VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L217] tmp = exists_runnable_thread() [L219] COND TRUE \read(tmp) VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L224] COND TRUE m_st == 0 [L225] int tmp_ndt_1; [L226] tmp_ndt_1 = __VERIFIER_nondet_int() [L227] COND FALSE !(\read(tmp_ndt_1)) VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, token=0] [L238] COND TRUE t1_st == 0 [L239] int tmp_ndt_2; [L240] tmp_ndt_2 = __VERIFIER_nondet_int() [L241] COND TRUE \read(tmp_ndt_2) [L243] t1_st = 1 VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=1, token=0] [L92] COND TRUE t1_pc == 0 VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=1, token=0] [L103] COND TRUE 1 [L105] t1_pc = 1 [L106] t1_st = 2 VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=0] [L214] COND TRUE 1 VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=0] [L217] CALL, EXPR exists_runnable_thread() VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=0] [L189] int __retres1 ; [L192] COND TRUE m_st == 0 [L193] __retres1 = 1 [L205] return (__retres1); [L217] RET, EXPR exists_runnable_thread() VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=0] [L217] tmp = exists_runnable_thread() [L219] COND TRUE \read(tmp) VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=0] [L224] COND TRUE m_st == 0 [L225] int tmp_ndt_1; [L226] tmp_ndt_1 = __VERIFIER_nondet_int() [L227] COND TRUE \read(tmp_ndt_1) [L229] m_st = 1 [L34] int tmp_var = __VERIFIER_nondet_int(); [L36] COND TRUE m_pc == 0 VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=0] [L47] COND TRUE 1 [L50] token = __VERIFIER_nondet_int() [L51] local = token [L52] E_1 = 1 VAL [E_1=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=0] [L53] CALL immediate_notify() VAL [\old(m_st)=1, \old(t1_st)=2, E_1=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=0] [L345] CALL activate_threads() VAL [\old(m_st)=1, \old(t1_st)=2, E_1=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=0] [L316] int tmp ; [L317] int tmp___0 ; [L125] int __retres1 ; VAL [\old(m_st)=1, \old(t1_st)=2, E_1=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=0] [L128] COND FALSE !(m_pc == 1) VAL [\old(m_st)=1, \old(t1_st)=2, E_1=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=0] [L138] __retres1 = 0 VAL [\old(m_st)=1, \old(t1_st)=2, E_1=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=0] [L140] return (__retres1); [L321] tmp = is_master_triggered() [L323] COND FALSE !(\read(tmp)) [L144] int __retres1 ; VAL [\old(m_st)=1, \old(t1_st)=2, E_1=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=0] [L147] COND TRUE t1_pc == 1 VAL [\old(m_st)=1, \old(t1_st)=2, E_1=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=0] [L148] COND TRUE E_1 == 1 [L149] __retres1 = 1 VAL [\old(m_st)=1, \old(t1_st)=2, E_1=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=0] [L159] return (__retres1); [L329] tmp___0 = is_transmit1_triggered() [L331] COND TRUE \read(tmp___0) [L332] t1_st = 0 [L345] RET activate_threads() VAL [\old(m_st)=1, \old(t1_st)=2, E_1=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, token=0] [L53] RET immediate_notify() VAL [E_1=1, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, token=0] [L54] E_1 = 2 [L55] m_pc = 1 [L56] m_st = 2 VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, token=0] [L238] COND TRUE t1_st == 0 [L239] int tmp_ndt_2; [L240] tmp_ndt_2 = __VERIFIER_nondet_int() [L241] COND TRUE \read(tmp_ndt_2) [L243] t1_st = 1 VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, token=0] [L92] COND FALSE !(t1_pc == 0) VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, token=0] [L95] COND TRUE t1_pc == 1 [L111] token += 1 [L112] E_M = 1 VAL [E_1=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, token=1] [L113] CALL immediate_notify() VAL [\old(m_st)=2, \old(t1_st)=1, E_1=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, token=1] [L345] CALL activate_threads() VAL [\old(m_st)=2, \old(t1_st)=1, E_1=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, token=1] [L316] int tmp ; [L317] int tmp___0 ; [L125] int __retres1 ; VAL [\old(m_st)=2, \old(t1_st)=1, E_1=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, token=1] [L128] COND TRUE m_pc == 1 VAL [\old(m_st)=2, \old(t1_st)=1, E_1=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, token=1] [L129] COND TRUE E_M == 1 [L130] __retres1 = 1 VAL [\old(m_st)=2, \old(t1_st)=1, E_1=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, token=1] [L140] return (__retres1); [L321] tmp = is_master_triggered() [L323] COND TRUE \read(tmp) [L324] m_st = 0 [L144] int __retres1 ; VAL [\old(m_st)=2, \old(t1_st)=1, E_1=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, token=1] [L147] COND TRUE t1_pc == 1 VAL [\old(m_st)=2, \old(t1_st)=1, E_1=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, token=1] [L148] COND FALSE !(E_1 == 1) VAL [\old(m_st)=2, \old(t1_st)=1, E_1=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, token=1] [L157] __retres1 = 0 VAL [\old(m_st)=2, \old(t1_st)=1, E_1=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, token=1] [L159] return (__retres1); [L329] tmp___0 = is_transmit1_triggered() [L331] COND FALSE !(\read(tmp___0)) [L345] RET activate_threads() VAL [\old(m_st)=2, \old(t1_st)=1, E_1=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, token=1] [L113] RET immediate_notify() VAL [E_1=2, E_M=1, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, token=1] [L114] E_M = 2 VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, token=1] [L103] COND TRUE 1 [L105] t1_pc = 1 [L106] t1_st = 2 VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=1] [L214] COND TRUE 1 VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=1] [L217] CALL, EXPR exists_runnable_thread() VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=1] [L189] int __retres1 ; [L192] COND TRUE m_st == 0 [L193] __retres1 = 1 [L205] return (__retres1); [L217] RET, EXPR exists_runnable_thread() VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=1] [L217] tmp = exists_runnable_thread() [L219] COND TRUE \read(tmp) VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=1] [L224] COND TRUE m_st == 0 [L225] int tmp_ndt_1; [L226] tmp_ndt_1 = __VERIFIER_nondet_int() [L227] COND TRUE \read(tmp_ndt_1) [L229] m_st = 1 [L34] int tmp_var = __VERIFIER_nondet_int(); [L36] COND FALSE !(m_pc == 0) VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=1] [L39] COND TRUE m_pc == 1 VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=1] [L61] COND FALSE !(token != local + 1) [L66] COND TRUE tmp_var <= 5 [L67] COND TRUE tmp_var >= 5 VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=1] [L72] COND TRUE tmp_var <= 5 VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=1] [L73] COND TRUE tmp_var >= 5 VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=1] [L74] COND TRUE tmp_var == 5 VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=1] [L75] CALL error() VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=1] [L12] reach_error() VAL [E_1=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=1, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, token=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 117.4 MB. Free memory is still 71.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 337.88 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 86.9 MB in the beginning and 114.2 MB in the end (delta: -27.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 46.95 ms. Allocated memory is still 142.6 MB. Free memory was 114.2 MB in the beginning and 112.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 34.09 ms. Allocated memory is still 142.6 MB. Free memory was 112.4 MB in the beginning and 110.7 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 860.03 ms. Allocated memory is still 142.6 MB. Free memory was 110.7 MB in the beginning and 82.7 MB in the end (delta: 28.0 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * CodeCheck took 24417.44 ms. Allocated memory was 142.6 MB in the beginning and 251.7 MB in the end (delta: 109.1 MB). Free memory was 82.7 MB in the beginning and 115.7 MB in the end (delta: -33.0 MB). Peak memory consumption was 76.7 MB. Max. memory is 16.1 GB. * Witness Printer took 257.51 ms. Allocated memory is still 251.7 MB. Free memory was 115.7 MB in the beginning and 103.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 02:54:57,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53dc68a-9dcc-40d0-b3d7-fc1688401614/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...