./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.03.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 801b6f5e12b848076bbfeb54a63beac5bc1a1838979fd8d63c3790ee3e78e63f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:09:21,330 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:09:21,431 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:09:21,437 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:09:21,438 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:09:21,466 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:09:21,467 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:09:21,467 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:09:21,468 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:09:21,469 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:09:21,470 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:09:21,470 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:09:21,471 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:09:21,472 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:09:21,472 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:09:21,473 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:09:21,473 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:09:21,474 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:09:21,475 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:09:21,475 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:09:21,476 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:09:21,476 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:09:21,477 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:09:21,478 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:09:21,478 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:09:21,479 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:09:21,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:21,480 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:09:21,480 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:09:21,481 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:09:21,481 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:09:21,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:09:21,482 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:09:21,483 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_828b2762-1103-4927-a046-a1a0158516cf/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 801b6f5e12b848076bbfeb54a63beac5bc1a1838979fd8d63c3790ee3e78e63f [2023-11-19 04:09:21,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:09:21,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:09:21,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:09:21,794 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:09:21,795 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:09:21,796 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.03.cil-2.c [2023-11-19 04:09:25,051 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:09:25,320 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:09:25,320 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.03.cil-2.c [2023-11-19 04:09:25,345 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/bin/ukojak-verify-G8NBE6pJGL/data/151743c46/202528c0e85147e68c9ce89e6c016891/FLAGb92017ece [2023-11-19 04:09:25,366 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/bin/ukojak-verify-G8NBE6pJGL/data/151743c46/202528c0e85147e68c9ce89e6c016891 [2023-11-19 04:09:25,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:09:25,371 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:09:25,373 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:25,373 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:09:25,379 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:09:25,380 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:25" (1/1) ... [2023-11-19 04:09:25,382 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bf6f809 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:25, skipping insertion in model container [2023-11-19 04:09:25,382 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:25" (1/1) ... [2023-11-19 04:09:25,456 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:09:25,633 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.03.cil-2.c[914,927] [2023-11-19 04:09:25,695 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.03.cil-2.c[7125,7138] [2023-11-19 04:09:25,748 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:25,763 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:09:25,777 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.03.cil-2.c[914,927] [2023-11-19 04:09:25,804 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.03.cil-2.c[7125,7138] [2023-11-19 04:09:25,840 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:25,866 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:09:25,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:25 WrapperNode [2023-11-19 04:09:25,867 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:25,869 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:25,869 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:09:25,869 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:09:25,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:25" (1/1) ... [2023-11-19 04:09:25,893 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:25" (1/1) ... [2023-11-19 04:09:25,944 INFO L138 Inliner]: procedures = 59, calls = 67, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 531 [2023-11-19 04:09:25,945 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:25,945 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:09:25,946 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:09:25,946 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:09:25,957 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:25" (1/1) ... [2023-11-19 04:09:25,958 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:25" (1/1) ... [2023-11-19 04:09:25,962 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:25" (1/1) ... [2023-11-19 04:09:25,963 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:25" (1/1) ... [2023-11-19 04:09:25,993 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:25" (1/1) ... [2023-11-19 04:09:26,011 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:25" (1/1) ... [2023-11-19 04:09:26,032 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:25" (1/1) ... [2023-11-19 04:09:26,039 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:25" (1/1) ... [2023-11-19 04:09:26,044 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:09:26,045 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:09:26,045 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:09:26,045 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:09:26,046 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:25" (1/1) ... [2023-11-19 04:09:26,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:26,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:09:26,086 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:09:26,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:09:26,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:09:26,145 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 04:09:26,145 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 04:09:26,145 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2023-11-19 04:09:26,146 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2023-11-19 04:09:26,146 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-19 04:09:26,148 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-19 04:09:26,148 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-19 04:09:26,148 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-19 04:09:26,148 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2023-11-19 04:09:26,149 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2023-11-19 04:09:26,149 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-19 04:09:26,149 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-19 04:09:26,150 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-19 04:09:26,150 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-19 04:09:26,150 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2023-11-19 04:09:26,153 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2023-11-19 04:09:26,153 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2023-11-19 04:09:26,154 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2023-11-19 04:09:26,154 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2023-11-19 04:09:26,154 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2023-11-19 04:09:26,154 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-19 04:09:26,155 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-19 04:09:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:09:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-19 04:09:26,155 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-19 04:09:26,156 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2023-11-19 04:09:26,156 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2023-11-19 04:09:26,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:09:26,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:09:26,158 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-19 04:09:26,158 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-19 04:09:26,328 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:09:26,333 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:09:27,023 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:09:27,319 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:09:27,320 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-19 04:09:27,335 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:27 BoogieIcfgContainer [2023-11-19 04:09:27,336 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:09:27,339 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:09:27,339 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:09:27,351 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:09:27,351 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:27" (1/1) ... [2023-11-19 04:09:27,362 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:09:27,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:27,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 166 states and 237 transitions. [2023-11-19 04:09:27,448 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 237 transitions. [2023-11-19 04:09:27,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:09:27,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:27,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:27,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:27,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:28,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:28,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 171 states and 239 transitions. [2023-11-19 04:09:28,024 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 239 transitions. [2023-11-19 04:09:28,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:09:28,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:28,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:09:28,067 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:09:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:09:28,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:09:28,250 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:09:28,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:09:28,357 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 04:09:28,462 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret8 could not be translated [2023-11-19 04:09:28,467 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret9 could not be translated [2023-11-19 04:09:28,482 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret10 could not be translated [2023-11-19 04:09:28,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:09:28 ImpRootNode [2023-11-19 04:09:28,508 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:09:28,509 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:09:28,509 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:09:28,509 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:09:28,509 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:27" (3/4) ... [2023-11-19 04:09:28,510 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 04:09:28,527 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret8 could not be translated [2023-11-19 04:09:28,529 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret9 could not be translated [2023-11-19 04:09:28,532 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret10 could not be translated [2023-11-19 04:09:28,609 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:09:28,609 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:09:28,610 INFO L158 Benchmark]: Toolchain (without parser) took 3238.91ms. Allocated memory is still 151.0MB. Free memory was 105.7MB in the beginning and 75.1MB in the end (delta: 30.6MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2023-11-19 04:09:28,610 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 123.7MB. Free memory is still 70.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:09:28,611 INFO L158 Benchmark]: CACSL2BoogieTranslator took 495.07ms. Allocated memory is still 151.0MB. Free memory was 105.7MB in the beginning and 86.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 04:09:28,611 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.00ms. Allocated memory is still 151.0MB. Free memory was 86.8MB in the beginning and 83.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:09:28,612 INFO L158 Benchmark]: Boogie Preprocessor took 98.67ms. Allocated memory is still 151.0MB. Free memory was 83.7MB in the beginning and 81.1MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:09:28,612 INFO L158 Benchmark]: RCFGBuilder took 1291.61ms. Allocated memory is still 151.0MB. Free memory was 80.5MB in the beginning and 67.8MB in the end (delta: 12.7MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2023-11-19 04:09:28,613 INFO L158 Benchmark]: CodeCheck took 1169.50ms. Allocated memory is still 151.0MB. Free memory was 67.8MB in the beginning and 81.4MB in the end (delta: -13.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:09:28,613 INFO L158 Benchmark]: Witness Printer took 100.73ms. Allocated memory is still 151.0MB. Free memory was 81.4MB in the beginning and 75.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 04:09:28,615 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 15 procedures, 166 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 114 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12 mSDsluCounter, 71 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 37 IncrementalHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 67 mSDtfsCounter, 37 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 311 GetRequests, 307 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 39 ConstructedInterpolants, 0 QuantifiedInterpolants, 61 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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: 28]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L33] int q_buf_0 ; [L34] int q_free ; [L35] int q_read_ev ; [L36] int q_write_ev ; [L37] int q_req_up ; [L38] int q_ev ; [L59] int p_num_write ; [L60] int p_last_write ; [L61] int p_dw_st ; [L62] int p_dw_pc ; [L63] int p_dw_i ; [L64] int c_num_read ; [L65] int c_last_read ; [L66] int c_dr_st ; [L67] int c_dr_pc ; [L68] int c_dr_i ; [L172] static int a_t ; [L500] int m_pc = 0; [L501] int t1_pc = 0; [L502] int t2_pc = 0; [L503] int t3_pc = 0; [L504] int m_st ; [L505] int t1_st ; [L506] int t2_st ; [L507] int t3_st ; [L508] int m_i ; [L509] int t1_i ; [L510] int t2_i ; [L511] int t3_i ; [L512] int M_E = 2; [L513] int T1_E = 2; [L514] int T2_E = 2; [L515] int T3_E = 2; [L516] int E_M = 2; [L517] int E_1 = 2; [L518] int E_2 = 2; [L519] int E_3 = 2; [L525] int token ; [L527] int local ; [L1212] COND TRUE __VERIFIER_nondet_int() [L1213] CALL main1() [L474] int __retres1 ; [L478] CALL init_model1() [L460] q_free = 1 [L461] q_write_ev = 2 [L462] q_read_ev = q_write_ev [L463] p_num_write = 0 [L464] p_dw_pc = 0 [L465] p_dw_i = 1 [L466] c_num_read = 0 [L467] c_dr_pc = 0 [L468] c_dr_i = 1 [L478] RET init_model1() [L479] CALL start_simulation1() [L414] int kernel_st ; [L415] int tmp ; [L419] kernel_st = 0 VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L420] CALL update_channels1() VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, \old(q_ev)=0, \old(q_read_ev)=2, \old(q_req_up)=0, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L230] COND FALSE !((int )q_req_up == 1) [L420] RET update_channels1() VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L421] CALL init_threads1() [L245] COND TRUE (int )p_dw_i == 1 [L246] p_dw_st = 0 [L250] COND TRUE (int )c_dr_i == 1 [L251] c_dr_st = 0 [L421] RET init_threads1() [L422] CALL fire_delta_events1() VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, \old(q_read_ev)=2, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L283] COND FALSE !((int )q_read_ev == 0) [L288] COND FALSE !((int )q_write_ev == 0) [L422] RET fire_delta_events1() VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L423] CALL activate_threads1() VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L316] int tmp ; [L317] int tmp___0 ; VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L321] CALL, EXPR is_do_write_p_triggered() VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L70] int __retres1 ; VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L73] COND FALSE !((int )p_dw_pc == 1) VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L83] __retres1 = 0 VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L85] return (__retres1); [L321] RET, EXPR is_do_write_p_triggered() VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L321] tmp = is_do_write_p_triggered() [L323] COND FALSE !(\read(tmp)) VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, tmp=0, token=0] [L329] CALL, EXPR is_do_read_c_triggered() VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L89] int __retres1 ; VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L92] COND FALSE !((int )c_dr_pc == 1) VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L102] __retres1 = 0 VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L104] return (__retres1); [L329] RET, EXPR is_do_read_c_triggered() VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, \old(c_dr_st)=0, \old(p_dw_st)=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, tmp=0, token=0] [L329] tmp___0 = is_do_read_c_triggered() [L331] COND FALSE !(\read(tmp___0)) [L423] RET activate_threads1() VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L424] CALL reset_delta_events1() VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, \old(q_read_ev)=2, \old(q_write_ev)=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L301] COND FALSE !((int )q_read_ev == 1) [L306] COND FALSE !((int )q_write_ev == 1) [L424] RET reset_delta_events1() VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L427] COND TRUE 1 [L430] kernel_st = 1 [L431] CALL eval1() [L341] int tmp ; [L342] int tmp___0 ; [L343] int tmp___1 ; VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L347] COND TRUE 1 VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L350] CALL, EXPR exists_runnable_thread1() VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L260] int __retres1 ; [L263] COND TRUE (int )p_dw_st == 0 [L264] __retres1 = 1 [L276] return (__retres1); [L350] RET, EXPR exists_runnable_thread1() VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L350] tmp___1 = exists_runnable_thread1() [L352] COND TRUE \read(tmp___1) VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, tmp___1=1, token=0] [L357] COND TRUE (int )p_dw_st == 0 [L359] tmp = __VERIFIER_nondet_int() [L361] COND FALSE !(\read(tmp)) VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, tmp=0, tmp___1=1, token=0] [L367] CALL error1() VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] [L28] reach_error() VAL [E_1=2, E_2=2, E_3=2, E_M=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, local=0, m_i=0, m_pc=0, m_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2, t1_i=0, t1_pc=0, t1_st=0, t2_i=0, t2_pc=0, t2_st=0, t3_i=0, t3_pc=0, t3_st=0, token=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 123.7MB. Free memory is still 70.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 495.07ms. Allocated memory is still 151.0MB. Free memory was 105.7MB in the beginning and 86.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.00ms. Allocated memory is still 151.0MB. Free memory was 86.8MB in the beginning and 83.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.67ms. Allocated memory is still 151.0MB. Free memory was 83.7MB in the beginning and 81.1MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1291.61ms. Allocated memory is still 151.0MB. Free memory was 80.5MB in the beginning and 67.8MB in the end (delta: 12.7MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * CodeCheck took 1169.50ms. Allocated memory is still 151.0MB. Free memory was 67.8MB in the beginning and 81.4MB in the end (delta: -13.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 100.73ms. Allocated memory is still 151.0MB. Free memory was 81.4MB in the beginning and 75.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret8 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret10 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret8 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret10 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 04:09:28,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828b2762-1103-4927-a046-a1a0158516cf/bin/ukojak-verify-G8NBE6pJGL/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