./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/systemc/token_ring.03.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f008222c-ef09-443e-ac64-2224e221caad/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f008222c-ef09-443e-ac64-2224e221caad/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f008222c-ef09-443e-ac64-2224e221caad/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f008222c-ef09-443e-ac64-2224e221caad/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/token_ring.03.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f008222c-ef09-443e-ac64-2224e221caad/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f008222c-ef09-443e-ac64-2224e221caad/bin/ukojak-92XMlrwhuB --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 e96a4dadf08c19b3d92d901d7f9116f0323f4fb1660ac2537112df0afe321751 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:58:15,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:58:15,102 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:58:15,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:58:15,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:58:15,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:58:15,159 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:58:15,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:58:15,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:58:15,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:58:15,177 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:58:15,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:58:15,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:58:15,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:58:15,185 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:58:15,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:58:15,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:58:15,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:58:15,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:58:15,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:58:15,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:58:15,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:58:15,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:58:15,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:58:15,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:58:15,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:58:15,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:58:15,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:58:15,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:58:15,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:58:15,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:58:15,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:58:15,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:58:15,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:58:15,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:58:15,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:58:15,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:58:15,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:58:15,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:58:15,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:58:15,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:58:15,239 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f008222c-ef09-443e-ac64-2224e221caad/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:58:15,281 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:58:15,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:58:15,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:58:15,284 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:58:15,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:58:15,285 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:58:15,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:58:15,286 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:58:15,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:58:15,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:58:15,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:58:15,288 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:58:15,288 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:58:15,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:58:15,289 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:58:15,289 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:58:15,289 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:58:15,290 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:58:15,290 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:58:15,290 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:58:15,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:58:15,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:15,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:58:15,292 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:58:15,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:58:15,292 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:58:15,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:58:15,293 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:58:15,293 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_f008222c-ef09-443e-ac64-2224e221caad/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f008222c-ef09-443e-ac64-2224e221caad/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e96a4dadf08c19b3d92d901d7f9116f0323f4fb1660ac2537112df0afe321751 [2022-10-17 16:58:15,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:58:15,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:58:15,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:58:15,676 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:58:15,677 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:58:15,679 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f008222c-ef09-443e-ac64-2224e221caad/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/systemc/token_ring.03.cil-1.c [2022-10-17 16:58:15,760 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f008222c-ef09-443e-ac64-2224e221caad/bin/ukojak-92XMlrwhuB/data/45d556e76/46960ddce127422197f4c6a5bf445c19/FLAG70995f8f6 [2022-10-17 16:58:16,227 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:58:16,228 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f008222c-ef09-443e-ac64-2224e221caad/sv-benchmarks/c/systemc/token_ring.03.cil-1.c [2022-10-17 16:58:16,238 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f008222c-ef09-443e-ac64-2224e221caad/bin/ukojak-92XMlrwhuB/data/45d556e76/46960ddce127422197f4c6a5bf445c19/FLAG70995f8f6 [2022-10-17 16:58:16,604 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f008222c-ef09-443e-ac64-2224e221caad/bin/ukojak-92XMlrwhuB/data/45d556e76/46960ddce127422197f4c6a5bf445c19 [2022-10-17 16:58:16,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:58:16,611 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:58:16,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:16,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:58:16,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:58:16,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:16" (1/1) ... [2022-10-17 16:58:16,621 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c05559c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:16, skipping insertion in model container [2022-10-17 16:58:16,621 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:16" (1/1) ... [2022-10-17 16:58:16,628 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:58:16,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:58:16,909 WARN L230 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_f008222c-ef09-443e-ac64-2224e221caad/sv-benchmarks/c/systemc/token_ring.03.cil-1.c[671,684] [2022-10-17 16:58:17,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:17,018 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:58:17,036 WARN L230 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_f008222c-ef09-443e-ac64-2224e221caad/sv-benchmarks/c/systemc/token_ring.03.cil-1.c[671,684] [2022-10-17 16:58:17,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:17,109 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:58:17,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:17 WrapperNode [2022-10-17 16:58:17,110 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:17,111 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:17,112 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:58:17,112 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:58:17,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:17" (1/1) ... [2022-10-17 16:58:17,129 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:17" (1/1) ... [2022-10-17 16:58:17,165 INFO L138 Inliner]: procedures = 34, calls = 41, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 336 [2022-10-17 16:58:17,165 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:17,166 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:58:17,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:58:17,166 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:58:17,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:17" (1/1) ... [2022-10-17 16:58:17,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:17" (1/1) ... [2022-10-17 16:58:17,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:17" (1/1) ... [2022-10-17 16:58:17,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:17" (1/1) ... [2022-10-17 16:58:17,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:17" (1/1) ... [2022-10-17 16:58:17,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:17" (1/1) ... [2022-10-17 16:58:17,221 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:17" (1/1) ... [2022-10-17 16:58:17,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:17" (1/1) ... [2022-10-17 16:58:17,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:58:17,228 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:58:17,228 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:58:17,229 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:58:17,230 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:17" (1/1) ... [2022-10-17 16:58:17,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:17,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f008222c-ef09-443e-ac64-2224e221caad/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:58:17,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f008222c-ef09-443e-ac64-2224e221caad/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:58:17,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f008222c-ef09-443e-ac64-2224e221caad/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:58:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:58:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-10-17 16:58:17,339 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-10-17 16:58:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:58:17,339 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:58:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:58:17,339 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:58:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:58:17,340 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:58:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:58:17,340 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:58:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:58:17,340 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:58:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:58:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:58:17,342 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:58:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:58:17,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:58:17,464 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:58:17,466 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:58:18,085 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:58:18,335 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:58:18,336 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-17 16:58:18,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:18 BoogieIcfgContainer [2022-10-17 16:58:18,339 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:58:18,340 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:58:18,340 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:58:18,350 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:58:18,350 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:18" (1/1) ... [2022-10-17 16:58:18,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:58:18,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:18,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 95 states and 140 transitions. [2022-10-17 16:58:18,418 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 140 transitions. [2022-10-17 16:58:18,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:58:18,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:18,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:18,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:18,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:19,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:19,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 105 states and 158 transitions. [2022-10-17 16:58:19,194 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 158 transitions. [2022-10-17 16:58:19,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:58:19,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:19,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:19,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:19,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:19,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 106 states and 158 transitions. [2022-10-17 16:58:19,634 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 158 transitions. [2022-10-17 16:58:19,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:58:19,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:19,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:19,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:19,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:20,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:20,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 107 states and 158 transitions. [2022-10-17 16:58:20,058 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 158 transitions. [2022-10-17 16:58:20,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:58:20,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:20,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:20,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:20,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:20,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:20,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 108 states and 158 transitions. [2022-10-17 16:58:20,435 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 158 transitions. [2022-10-17 16:58:20,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:58:20,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:20,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:20,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:20,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:20,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 117 states and 177 transitions. [2022-10-17 16:58:20,914 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 177 transitions. [2022-10-17 16:58:20,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:58:20,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:20,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:20,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:21,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:21,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:21,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 118 states and 177 transitions. [2022-10-17 16:58:21,073 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 177 transitions. [2022-10-17 16:58:21,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:58:21,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:21,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:21,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:21,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:21,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:21,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 124 states and 192 transitions. [2022-10-17 16:58:21,378 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 192 transitions. [2022-10-17 16:58:21,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:58:21,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:21,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:21,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:21,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:21,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:21,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 132 states and 207 transitions. [2022-10-17 16:58:21,689 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 207 transitions. [2022-10-17 16:58:21,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:58:21,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:21,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:21,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:21,979 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:58:23,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:23,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 151 states and 252 transitions. [2022-10-17 16:58:23,428 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 252 transitions. [2022-10-17 16:58:23,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:58:23,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:23,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:23,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:23,530 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:58:24,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:24,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 154 states and 257 transitions. [2022-10-17 16:58:24,201 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 257 transitions. [2022-10-17 16:58:24,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:58:24,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:24,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:24,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:24,245 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:58:24,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:24,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 154 states and 253 transitions. [2022-10-17 16:58:24,279 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 253 transitions. [2022-10-17 16:58:24,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:58:24,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:24,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:24,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:24,322 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:58:24,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:24,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 154 states and 251 transitions. [2022-10-17 16:58:24,523 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 251 transitions. [2022-10-17 16:58:24,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:58:24,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:24,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:24,578 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:58:24,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:24,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 149 states and 242 transitions. [2022-10-17 16:58:24,702 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 242 transitions. [2022-10-17 16:58:24,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:58:24,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:24,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:24,763 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:58:24,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:24,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 147 states and 238 transitions. [2022-10-17 16:58:24,855 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 238 transitions. [2022-10-17 16:58:24,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:58:24,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:24,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:24,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:24,914 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:58:25,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:25,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 144 states and 230 transitions. [2022-10-17 16:58:25,051 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 230 transitions. [2022-10-17 16:58:25,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:58:25,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:25,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:25,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:25,441 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:58:28,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:28,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 165 states and 278 transitions. [2022-10-17 16:58:28,460 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 278 transitions. [2022-10-17 16:58:28,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:58:28,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:28,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:28,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:28,544 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:58:28,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:28,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 167 states and 283 transitions. [2022-10-17 16:58:28,867 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 283 transitions. [2022-10-17 16:58:28,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:58:28,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:28,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:28,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:28,914 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:58:29,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:29,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 168 states and 285 transitions. [2022-10-17 16:58:29,054 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 285 transitions. [2022-10-17 16:58:29,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:58:29,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:29,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:29,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:29,099 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:58:29,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:29,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 163 states and 276 transitions. [2022-10-17 16:58:29,256 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 276 transitions. [2022-10-17 16:58:29,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:58:29,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:29,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:29,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:29,327 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:58:29,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:29,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 161 states and 272 transitions. [2022-10-17 16:58:29,458 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 272 transitions. [2022-10-17 16:58:29,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:58:29,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:29,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:29,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:29,517 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:58:29,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:29,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 158 states and 264 transitions. [2022-10-17 16:58:29,664 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 264 transitions. [2022-10-17 16:58:29,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:58:29,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:29,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:29,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:30,139 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:58:34,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:34,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 181 states and 317 transitions. [2022-10-17 16:58:34,490 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 317 transitions. [2022-10-17 16:58:34,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:58:34,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:34,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:34,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:34,539 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:58:34,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:34,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 183 states and 322 transitions. [2022-10-17 16:58:34,927 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 322 transitions. [2022-10-17 16:58:34,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:58:34,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:34,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:35,000 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:58:35,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:35,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 184 states and 324 transitions. [2022-10-17 16:58:35,171 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 324 transitions. [2022-10-17 16:58:35,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:58:35,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:35,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:35,228 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:58:35,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:35,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 179 states and 316 transitions. [2022-10-17 16:58:35,430 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 316 transitions. [2022-10-17 16:58:35,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:58:35,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:35,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:35,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:35,503 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:58:35,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:35,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 177 states and 311 transitions. [2022-10-17 16:58:35,663 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 311 transitions. [2022-10-17 16:58:35,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:58:35,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:35,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:35,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:35,730 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:58:35,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:35,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 174 states and 303 transitions. [2022-10-17 16:58:35,907 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 303 transitions. [2022-10-17 16:58:35,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:58:35,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:35,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:35,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:36,452 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:58:41,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:41,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 199 states and 358 transitions. [2022-10-17 16:58:41,946 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 358 transitions. [2022-10-17 16:58:41,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:58:41,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:41,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:41,988 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:58:42,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:42,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 201 states and 364 transitions. [2022-10-17 16:58:42,968 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 364 transitions. [2022-10-17 16:58:42,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:58:42,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:42,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:42,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:43,010 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:58:43,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:43,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 202 states and 366 transitions. [2022-10-17 16:58:43,218 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 366 transitions. [2022-10-17 16:58:43,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:58:43,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:43,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:43,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:43,259 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:58:43,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:43,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 197 states and 358 transitions. [2022-10-17 16:58:43,476 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 358 transitions. [2022-10-17 16:58:43,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:58:43,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:43,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:43,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:43,583 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:58:43,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:43,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 195 states and 354 transitions. [2022-10-17 16:58:43,797 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 354 transitions. [2022-10-17 16:58:43,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:58:43,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:43,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:43,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:43,860 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:58:44,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:44,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 192 states and 345 transitions. [2022-10-17 16:58:44,104 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 345 transitions. [2022-10-17 16:58:44,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:58:44,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:44,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:44,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:44,134 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:58:44,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:44,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 192 states and 344 transitions. [2022-10-17 16:58:44,171 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 344 transitions. [2022-10-17 16:58:44,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:58:44,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:44,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:44,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:44,323 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:58:44,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:44,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 194 states and 348 transitions. [2022-10-17 16:58:44,365 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 348 transitions. [2022-10-17 16:58:44,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:58:44,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:44,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:44,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:44,406 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:58:45,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:45,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 200 states and 361 transitions. [2022-10-17 16:58:45,373 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 361 transitions. [2022-10-17 16:58:45,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:58:45,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:45,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:45,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:45,497 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:58:45,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:45,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 202 states and 365 transitions. [2022-10-17 16:58:45,539 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 365 transitions. [2022-10-17 16:58:45,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:58:45,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:45,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:45,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:45,659 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:58:45,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:45,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 204 states and 369 transitions. [2022-10-17 16:58:45,735 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 369 transitions. [2022-10-17 16:58:45,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:58:45,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:45,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:45,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:45,782 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.