./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label33.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_4f2c6d6a-39ea-4e70-8c1e-bcb1e0d98224/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c6d6a-39ea-4e70-8c1e-bcb1e0d98224/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c6d6a-39ea-4e70-8c1e-bcb1e0d98224/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c6d6a-39ea-4e70-8c1e-bcb1e0d98224/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label33.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c6d6a-39ea-4e70-8c1e-bcb1e0d98224/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c6d6a-39ea-4e70-8c1e-bcb1e0d98224/bin/ukojak-rkRKPMF4O4 --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 ec8b838680edb21d55cfb6287d326cdd121d0d8ab625c2d97884f346c674b7c7 --- 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-2329fc7 [2022-12-14 16:33:16,102 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:33:16,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:33:16,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:33:16,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:33:16,125 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:33:16,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:33:16,128 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:33:16,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:33:16,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:33:16,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:33:16,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:33:16,133 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:33:16,134 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:33:16,135 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:33:16,136 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:33:16,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:33:16,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:33:16,140 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:33:16,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:33:16,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:33:16,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:33:16,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:33:16,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:33:16,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:33:16,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:33:16,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:33:16,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:33:16,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:33:16,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:33:16,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:33:16,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:33:16,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:33:16,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:33:16,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:33:16,157 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:33:16,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:33:16,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:33:16,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:33:16,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:33:16,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:33:16,160 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c6d6a-39ea-4e70-8c1e-bcb1e0d98224/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 16:33:16,181 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:33:16,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:33:16,182 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 16:33:16,182 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 16:33:16,183 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 16:33:16,183 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 16:33:16,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:33:16,184 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 16:33:16,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 16:33:16,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 16:33:16,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:33:16,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 16:33:16,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:33:16,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 16:33:16,185 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 16:33:16,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 16:33:16,185 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:33:16,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 16:33:16,186 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 16:33:16,186 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 16:33:16,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:33:16,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:33:16,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:33:16,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:33:16,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 16:33:16,187 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 16:33:16,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 16:33:16,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 16:33:16,188 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_4f2c6d6a-39ea-4e70-8c1e-bcb1e0d98224/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c6d6a-39ea-4e70-8c1e-bcb1e0d98224/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec8b838680edb21d55cfb6287d326cdd121d0d8ab625c2d97884f346c674b7c7 [2022-12-14 16:33:16,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:33:16,406 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:33:16,409 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:33:16,410 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:33:16,411 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:33:16,412 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c6d6a-39ea-4e70-8c1e-bcb1e0d98224/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-rers2012/Problem08_label33.c [2022-12-14 16:33:19,027 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:33:20,759 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:33:20,760 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c6d6a-39ea-4e70-8c1e-bcb1e0d98224/sv-benchmarks/c/eca-rers2012/Problem08_label33.c [2022-12-14 16:33:21,031 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c6d6a-39ea-4e70-8c1e-bcb1e0d98224/bin/ukojak-rkRKPMF4O4/data/c85d2db2b/96fda2c639ad43cd9c3c6e272052441a/FLAG09cba489e [2022-12-14 16:33:21,042 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c6d6a-39ea-4e70-8c1e-bcb1e0d98224/bin/ukojak-rkRKPMF4O4/data/c85d2db2b/96fda2c639ad43cd9c3c6e272052441a [2022-12-14 16:33:21,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:33:21,045 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:33:21,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:33:21,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:33:21,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:33:21,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:33:21" (1/1) ... [2022-12-14 16:33:21,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58cb3a6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:21, skipping insertion in model container [2022-12-14 16:33:21,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:33:21" (1/1) ... [2022-12-14 16:33:21,054 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:33:22,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:33:44,596 WARN L237 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_4f2c6d6a-39ea-4e70-8c1e-bcb1e0d98224/sv-benchmarks/c/eca-rers2012/Problem08_label33.c[5715743,5715756] [2022-12-14 16:33:44,701 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:33:44,708 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:33:56,700 WARN L237 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_4f2c6d6a-39ea-4e70-8c1e-bcb1e0d98224/sv-benchmarks/c/eca-rers2012/Problem08_label33.c[5715743,5715756] [2022-12-14 16:33:56,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:33:59,413 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:33:59,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:59 WrapperNode [2022-12-14 16:33:59,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:33:59,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:33:59,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:33:59,414 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:33:59,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:59" (1/1) ... [2022-12-14 16:33:59,943 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:59" (1/1) ... [2022-12-14 16:34:02,220 INFO L138 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184288 [2022-12-14 16:34:02,220 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:34:02,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:34:02,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:34:02,221 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:34:02,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:59" (1/1) ... [2022-12-14 16:34:02,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:59" (1/1) ... [2022-12-14 16:34:02,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:59" (1/1) ... [2022-12-14 16:34:02,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:59" (1/1) ... [2022-12-14 16:34:03,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:59" (1/1) ... [2022-12-14 16:34:03,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:59" (1/1) ... [2022-12-14 16:34:04,082 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:59" (1/1) ... [2022-12-14 16:34:04,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:59" (1/1) ... [2022-12-14 16:34:04,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:34:04,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:34:04,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:34:04,989 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:34:05,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:33:59" (1/1) ... [2022-12-14 16:34:05,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:34:05,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c6d6a-39ea-4e70-8c1e-bcb1e0d98224/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 16:34:05,028 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c6d6a-39ea-4e70-8c1e-bcb1e0d98224/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 16:34:05,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f2c6d6a-39ea-4e70-8c1e-bcb1e0d98224/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 16:34:05,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 16:34:05,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 16:34:05,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:34:05,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:34:05,173 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:34:05,174 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:35:00,442 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:36:13,221 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:36:13,221 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 16:36:13,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:36:13 BoogieIcfgContainer [2022-12-14 16:36:13,234 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 16:36:13,235 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 16:36:13,235 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 16:36:13,241 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 16:36:13,241 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:36:13" (1/1) ... [2022-12-14 16:36:13,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:36:13,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:36:13,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35805 states to 17947 states and 35805 transitions. [2022-12-14 16:36:13,445 INFO L276 IsEmpty]: Start isEmpty. Operand 17947 states and 35805 transitions. [2022-12-14 16:36:14,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17862 [2022-12-14 16:36:14,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:36:14,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:36:17,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:37:48,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:38:42,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:38:42,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68772 states to 35806 states and 68772 transitions. [2022-12-14 16:38:42,853 INFO L276 IsEmpty]: Start isEmpty. Operand 35806 states and 68772 transitions. [2022-12-14 16:38:44,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17868 [2022-12-14 16:38:44,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:38:44,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:38:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:40:00,991 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:40:02,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:40:02,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68779 states to 35811 states and 68779 transitions. [2022-12-14 16:40:02,686 INFO L276 IsEmpty]: Start isEmpty. Operand 35811 states and 68779 transitions. [2022-12-14 16:40:03,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17869 [2022-12-14 16:40:03,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:40:03,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:40:06,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:41:09,372 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:41:10,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:41:10,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68788 states to 35817 states and 68788 transitions. [2022-12-14 16:41:10,487 INFO L276 IsEmpty]: Start isEmpty. Operand 35817 states and 68788 transitions. [2022-12-14 16:41:11,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17870 [2022-12-14 16:41:11,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:41:11,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:41:13,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat