./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array29_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/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_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array29_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/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_ddae7198-0b91-4a03-854a-f5ce5e1249a2/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 c79b0cfbfa84c2390344382edf3f60a855c5e1f87aaed3ee77c2dd6c5f017188 --- 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 23:11:23,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:11:23,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:11:23,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:11:23,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:11:23,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:11:23,138 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:11:23,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:11:23,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:11:23,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:11:23,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:11:23,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:11:23,142 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:11:23,142 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:11:23,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:11:23,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:11:23,144 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:11:23,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:11:23,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:11:23,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:11:23,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:11:23,149 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:11:23,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:11:23,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:11:23,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:11:23,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:11:23,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:11:23,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:11:23,153 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:11:23,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:11:23,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:11:23,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:11:23,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:11:23,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:11:23,157 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:11:23,157 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:11:23,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:11:23,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:11:23,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:11:23,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:11:23,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:11:23,160 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 23:11:23,181 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:11:23,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:11:23,182 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:11:23,182 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:11:23,183 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:11:23,183 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:11:23,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:11:23,183 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:11:23,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:11:23,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:11:23,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:11:23,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:11:23,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:11:23,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:11:23,184 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:11:23,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:11:23,185 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:11:23,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:11:23,185 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:11:23,185 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:11:23,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:11:23,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:11:23,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:11:23,186 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:11:23,186 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:11:23,186 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:11:23,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:11:23,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:11:23,187 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_ddae7198-0b91-4a03-854a-f5ce5e1249a2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c79b0cfbfa84c2390344382edf3f60a855c5e1f87aaed3ee77c2dd6c5f017188 [2022-12-14 23:11:23,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:11:23,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:11:23,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:11:23,419 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:11:23,419 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:11:23,420 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-patterns/array29_pattern.c [2022-12-14 23:11:25,981 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:11:26,100 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:11:26,101 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/sv-benchmarks/c/array-patterns/array29_pattern.c [2022-12-14 23:11:26,105 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/data/c21c0dabb/6f322d8d48474b128cee15fa381b9d15/FLAG0ff06dafd [2022-12-14 23:11:26,116 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/data/c21c0dabb/6f322d8d48474b128cee15fa381b9d15 [2022-12-14 23:11:26,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:11:26,119 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:11:26,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:11:26,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:11:26,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:11:26,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:11:26" (1/1) ... [2022-12-14 23:11:26,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57dc9b2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:11:26, skipping insertion in model container [2022-12-14 23:11:26,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:11:26" (1/1) ... [2022-12-14 23:11:26,129 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:11:26,141 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:11:26,240 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_ddae7198-0b91-4a03-854a-f5ce5e1249a2/sv-benchmarks/c/array-patterns/array29_pattern.c[1255,1268] [2022-12-14 23:11:26,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:11:26,259 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:11:26,268 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_ddae7198-0b91-4a03-854a-f5ce5e1249a2/sv-benchmarks/c/array-patterns/array29_pattern.c[1255,1268] [2022-12-14 23:11:26,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:11:26,287 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:11:26,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:11:26 WrapperNode [2022-12-14 23:11:26,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:11:26,289 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:11:26,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:11:26,289 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:11:26,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:11:26" (1/1) ... [2022-12-14 23:11:26,300 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:11:26" (1/1) ... [2022-12-14 23:11:26,314 INFO L138 Inliner]: procedures = 16, calls = 15, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2022-12-14 23:11:26,314 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:11:26,315 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:11:26,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:11:26,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:11:26,322 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:11:26" (1/1) ... [2022-12-14 23:11:26,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:11:26" (1/1) ... [2022-12-14 23:11:26,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:11:26" (1/1) ... [2022-12-14 23:11:26,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:11:26" (1/1) ... [2022-12-14 23:11:26,328 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:11:26" (1/1) ... [2022-12-14 23:11:26,332 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:11:26" (1/1) ... [2022-12-14 23:11:26,333 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:11:26" (1/1) ... [2022-12-14 23:11:26,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:11:26" (1/1) ... [2022-12-14 23:11:26,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:11:26,337 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:11:26,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:11:26,337 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:11:26,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:11:26" (1/1) ... [2022-12-14 23:11:26,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:11:26,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:11:26,363 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:11:26,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:11:26,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:11:26,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:11:26,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:11:26,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:11:26,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:11:26,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:11:26,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:11:26,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:11:26,464 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:11:26,466 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:11:26,587 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:11:26,640 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:11:26,640 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 23:11:26,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:11:26 BoogieIcfgContainer [2022-12-14 23:11:26,643 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:11:26,644 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:11:26,644 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:11:26,654 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:11:26,654 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:11:26" (1/1) ... [2022-12-14 23:11:26,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:11:26,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:26,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2022-12-14 23:11:26,715 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2022-12-14 23:11:26,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 23:11:26,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:26,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:26,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 23:11:26,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:11:26,897 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 23:11:26,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:26,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2022-12-14 23:11:26,940 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2022-12-14 23:11:26,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 23:11:26,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:26,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:26,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 23:11:26,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:11:27,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:11:27,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:27,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 13 states and 20 transitions. [2022-12-14 23:11:27,084 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 20 transitions. [2022-12-14 23:11:27,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 23:11:27,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:27,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:27,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:27,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 23:11:27,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:11:27,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:11:27,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:27,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2022-12-14 23:11:27,238 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2022-12-14 23:11:27,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:11:27,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:27,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:27,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 23:11:27,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:11:27,278 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:11:27,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:27,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 15 states and 24 transitions. [2022-12-14 23:11:27,294 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 24 transitions. [2022-12-14 23:11:27,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:11:27,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:27,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:27,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:27,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 23:11:27,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:11:27,361 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:11:27,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:27,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 17 states and 28 transitions. [2022-12-14 23:11:27,504 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 28 transitions. [2022-12-14 23:11:27,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 23:11:27,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:27,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:27,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 23:11:27,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:11:27,622 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:11:28,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:28,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2022-12-14 23:11:28,050 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2022-12-14 23:11:28,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:11:28,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:28,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:28,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:28,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 23:11:28,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:11:28,153 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 23:11:28,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:28,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2022-12-14 23:11:28,464 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2022-12-14 23:11:28,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:11:28,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:28,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:28,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:28,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 23:11:28,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:11:28,532 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 23:11:28,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:28,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2022-12-14 23:11:28,772 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2022-12-14 23:11:28,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:11:28,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:28,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:28,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-14 23:11:28,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:11:28,968 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2022-12-14 23:11:28,974 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 23:11:29,031 INFO L321 Elim1Store]: treesize reduction 30, result has 34.8 percent of original size [2022-12-14 23:11:29,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 34 [2022-12-14 23:11:29,212 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 66 [2022-12-14 23:11:29,230 INFO L321 Elim1Store]: treesize reduction 70, result has 19.5 percent of original size [2022-12-14 23:11:29,230 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 42 [2022-12-14 23:11:29,250 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2022-12-14 23:11:29,363 INFO L321 Elim1Store]: treesize reduction 66, result has 20.5 percent of original size [2022-12-14 23:11:29,363 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 44 treesize of output 49 [2022-12-14 23:11:30,015 INFO L321 Elim1Store]: treesize reduction 42, result has 2.3 percent of original size [2022-12-14 23:11:30,015 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 74 treesize of output 20 [2022-12-14 23:11:30,116 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:11:33,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:33,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2022-12-14 23:11:33,981 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2022-12-14 23:11:33,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:11:33,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:33,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:34,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:34,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 23:11:34,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:11:34,231 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 23:11:35,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:35,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 83 transitions. [2022-12-14 23:11:35,514 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 83 transitions. [2022-12-14 23:11:35,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 23:11:35,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:35,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:35,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:35,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 23:11:35,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:11:35,820 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 23:11:37,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:37,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 56 states and 90 transitions. [2022-12-14 23:11:37,097 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 90 transitions. [2022-12-14 23:11:37,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 23:11:37,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:37,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:37,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:37,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 23:11:37,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:11:37,146 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 32 proven. 15 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-14 23:11:37,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:37,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 59 states and 93 transitions. [2022-12-14 23:11:37,714 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 93 transitions. [2022-12-14 23:11:37,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 23:11:37,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:37,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:37,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 23:11:37,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:11:37,765 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 32 proven. 15 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-14 23:11:37,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:37,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 52 states and 77 transitions. [2022-12-14 23:11:37,951 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 77 transitions. [2022-12-14 23:11:37,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 23:11:37,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:37,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:37,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:38,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 23:11:38,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:11:38,023 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 17 proven. 30 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-12-14 23:11:39,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:39,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 56 states and 83 transitions. [2022-12-14 23:11:39,390 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 83 transitions. [2022-12-14 23:11:39,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 23:11:39,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:39,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:39,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 23:11:39,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:11:39,443 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-12-14 23:11:40,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:40,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 54 states and 75 transitions. [2022-12-14 23:11:40,890 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2022-12-14 23:11:40,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 23:11:40,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:40,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:40,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:40,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 23:11:40,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:11:40,961 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-12-14 23:11:41,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:41,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 59 states and 82 transitions. [2022-12-14 23:11:41,482 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2022-12-14 23:11:41,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 23:11:41,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:41,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:42,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 115 conjunts are in the unsatisfiable core [2022-12-14 23:11:42,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:11:42,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2022-12-14 23:11:42,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 68 [2022-12-14 23:11:42,734 INFO L321 Elim1Store]: treesize reduction 40, result has 28.6 percent of original size [2022-12-14 23:11:42,735 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 39 [2022-12-14 23:11:42,744 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2022-12-14 23:11:42,865 INFO L321 Elim1Store]: treesize reduction 40, result has 28.6 percent of original size [2022-12-14 23:11:42,865 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 51 [2022-12-14 23:11:43,227 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 99 [2022-12-14 23:11:43,252 INFO L321 Elim1Store]: treesize reduction 144, result has 26.5 percent of original size [2022-12-14 23:11:43,252 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 80 [2022-12-14 23:11:43,259 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:11:43,260 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-14 23:11:43,416 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 113 [2022-12-14 23:11:43,465 INFO L321 Elim1Store]: treesize reduction 214, result has 24.4 percent of original size [2022-12-14 23:11:43,465 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 80 treesize of output 99 [2022-12-14 23:11:43,475 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2022-12-14 23:11:43,660 INFO L321 Elim1Store]: treesize reduction 235, result has 22.4 percent of original size [2022-12-14 23:11:43,660 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 99 treesize of output 110 [2022-12-14 23:11:44,077 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 102 [2022-12-14 23:11:44,149 INFO L321 Elim1Store]: treesize reduction 342, result has 15.1 percent of original size [2022-12-14 23:11:44,150 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 69 treesize of output 98 [2022-12-14 23:11:44,160 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:11:44,161 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-14 23:11:44,455 INFO L321 Elim1Store]: treesize reduction 364, result has 14.4 percent of original size [2022-12-14 23:11:44,455 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 27 case distinctions, treesize of input 92 treesize of output 109 [2022-12-14 23:11:44,692 INFO L321 Elim1Store]: treesize reduction 374, result has 14.0 percent of original size [2022-12-14 23:11:44,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 34 case distinctions, treesize of input 100 treesize of output 120 [2022-12-14 23:11:47,913 INFO L321 Elim1Store]: treesize reduction 288, result has 0.3 percent of original size [2022-12-14 23:11:47,913 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 176 treesize of output 40 [2022-12-14 23:11:48,038 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:12:05,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:12:05,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 87 states and 118 transitions. [2022-12-14 23:12:05,624 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 118 transitions. [2022-12-14 23:12:05,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 23:12:05,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:12:05,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:12:05,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:12:05,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 23:12:05,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:12:06,322 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 51 proven. 26 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-12-14 23:12:09,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:12:09,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 93 states and 132 transitions. [2022-12-14 23:12:09,916 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 132 transitions. [2022-12-14 23:12:09,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 23:12:09,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:12:09,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:12:09,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:12:09,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 23:12:09,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:12:09,973 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 35 proven. 46 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-12-14 23:12:12,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:12:12,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 99 states and 139 transitions. [2022-12-14 23:12:12,954 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 139 transitions. [2022-12-14 23:12:12,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 23:12:12,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:12:12,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:12:12,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:12:12,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 23:12:13,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:12:13,586 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 6 proven. 85 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-12-14 23:12:16,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:12:16,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 105 states and 147 transitions. [2022-12-14 23:12:16,990 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 147 transitions. [2022-12-14 23:12:16,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 23:12:16,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:12:16,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:12:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:12:17,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 23:12:17,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:12:17,058 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 80 proven. 19 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-12-14 23:12:18,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:12:18,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 108 states and 150 transitions. [2022-12-14 23:12:18,090 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 150 transitions. [2022-12-14 23:12:18,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 23:12:18,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:12:18,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:12:18,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:12:18,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 23:12:18,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:12:18,144 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 80 proven. 19 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-12-14 23:12:18,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:12:18,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 95 states and 126 transitions. [2022-12-14 23:12:18,528 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 126 transitions. [2022-12-14 23:12:18,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 23:12:18,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:12:18,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:12:18,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:12:18,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 23:12:18,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:12:18,617 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 45 proven. 70 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-12-14 23:12:22,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:12:22,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 100 states and 133 transitions. [2022-12-14 23:12:22,334 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 133 transitions. [2022-12-14 23:12:22,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 23:12:22,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:12:22,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:12:22,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:12:22,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 23:12:22,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:12:22,428 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 70 proven. 70 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-12-14 23:12:27,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:12:27,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 97 states and 125 transitions. [2022-12-14 23:12:27,876 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 125 transitions. [2022-12-14 23:12:27,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 23:12:27,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:12:27,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:12:27,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:12:27,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 23:12:27,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:12:27,959 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 53 proven. 70 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2022-12-14 23:12:31,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:12:31,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 98 states and 124 transitions. [2022-12-14 23:12:31,481 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 124 transitions. [2022-12-14 23:12:31,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 23:12:31,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:12:31,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:12:31,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:12:31,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 23:12:31,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:12:31,582 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 10 proven. 145 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-12-14 23:12:32,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:12:32,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 104 states and 132 transitions. [2022-12-14 23:12:32,411 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2022-12-14 23:12:32,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 23:12:32,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:12:32,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:12:36,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:12:36,051 WARN L261 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 195 conjunts are in the unsatisfiable core [2022-12-14 23:12:36,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:12:36,331 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2022-12-14 23:12:36,514 INFO L321 Elim1Store]: treesize reduction 30, result has 34.8 percent of original size [2022-12-14 23:12:36,514 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 34 [2022-12-14 23:12:36,740 INFO L321 Elim1Store]: treesize reduction 40, result has 28.6 percent of original size [2022-12-14 23:12:36,740 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 51 [2022-12-14 23:12:37,079 INFO L321 Elim1Store]: treesize reduction 50, result has 24.2 percent of original size [2022-12-14 23:12:37,080 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 63 treesize of output 68 [2022-12-14 23:12:37,843 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 113 [2022-12-14 23:12:37,882 INFO L321 Elim1Store]: treesize reduction 193, result has 26.1 percent of original size [2022-12-14 23:12:37,882 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 80 treesize of output 99 [2022-12-14 23:12:37,889 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:12:37,889 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-14 23:12:38,154 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 127 [2022-12-14 23:12:38,207 INFO L321 Elim1Store]: treesize reduction 275, result has 23.6 percent of original size [2022-12-14 23:12:38,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 94 treesize of output 118 [2022-12-14 23:12:38,220 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:12:38,221 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-14 23:12:38,556 INFO L321 Elim1Store]: treesize reduction 298, result has 22.0 percent of original size [2022-12-14 23:12:38,556 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 20 case distinctions, treesize of input 115 treesize of output 129 [2022-12-14 23:12:38,995 INFO L321 Elim1Store]: treesize reduction 358, result has 19.0 percent of original size [2022-12-14 23:12:38,995 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 26 case distinctions, treesize of input 129 treesize of output 146 [2022-12-14 23:12:40,043 INFO L321 Elim1Store]: treesize reduction 417, result has 16.4 percent of original size [2022-12-14 23:12:40,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 99 treesize of output 119 [2022-12-14 23:12:40,369 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 130 [2022-12-14 23:12:40,494 INFO L321 Elim1Store]: treesize reduction 639, result has 12.9 percent of original size [2022-12-14 23:12:40,495 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 97 treesize of output 141 [2022-12-14 23:12:40,509 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2022-12-14 23:12:40,846 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 144 [2022-12-14 23:12:40,992 INFO L321 Elim1Store]: treesize reduction 809, result has 12.2 percent of original size [2022-12-14 23:12:40,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 111 treesize of output 160 [2022-12-14 23:12:41,002 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:12:41,002 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-14 23:12:41,589 INFO L321 Elim1Store]: treesize reduction 842, result has 10.4 percent of original size [2022-12-14 23:12:41,589 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 64 case distinctions, treesize of input 143 treesize of output 172 [2022-12-14 23:12:42,796 INFO L321 Elim1Store]: treesize reduction 904, result has 12.5 percent of original size [2022-12-14 23:12:42,796 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 78 case distinctions, treesize of input 146 treesize of output 178 [2022-12-14 23:12:43,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 169 [2022-12-14 23:12:43,489 INFO L321 Elim1Store]: treesize reduction 1232, result has 10.3 percent of original size [2022-12-14 23:12:43,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 91 case distinctions, treesize of input 136 treesize of output 200 [2022-12-14 23:12:43,512 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2022-12-14 23:12:44,334 INFO L321 Elim1Store]: treesize reduction 1258, result has 9.3 percent of original size [2022-12-14 23:12:44,334 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 103 case distinctions, treesize of input 174 treesize of output 212 [2022-12-14 23:12:45,186 INFO L321 Elim1Store]: treesize reduction 1214, result has 9.6 percent of original size [2022-12-14 23:12:45,186 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 117 case distinctions, treesize of input 180 treesize of output 221 [2022-12-14 23:12:59,859 INFO L321 Elim1Store]: treesize reduction 1032, result has 0.1 percent of original size [2022-12-14 23:12:59,860 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 322 treesize of output 68 [2022-12-14 23:13:00,126 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:14:09,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:09,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 154 states and 193 transitions. [2022-12-14 23:14:09,307 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 193 transitions. [2022-12-14 23:14:09,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-14 23:14:09,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:09,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:09,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:09,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 23:14:09,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:14:11,265 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 132 proven. 40 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2022-12-14 23:14:21,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:21,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 161 states and 208 transitions. [2022-12-14 23:14:21,667 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 208 transitions. [2022-12-14 23:14:21,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 23:14:21,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:21,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:21,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:21,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 23:14:21,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:14:21,775 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 138 proven. 70 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2022-12-14 23:14:29,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:29,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 168 states and 216 transitions. [2022-12-14 23:14:29,866 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 216 transitions. [2022-12-14 23:14:29,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-14 23:14:29,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:29,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:29,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:29,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 23:14:29,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:14:29,975 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 82 proven. 100 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2022-12-14 23:14:39,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:39,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 175 states and 224 transitions. [2022-12-14 23:14:39,318 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 224 transitions. [2022-12-14 23:14:39,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-14 23:14:39,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:39,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:39,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:39,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 23:14:39,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:14:41,323 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 10 proven. 231 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2022-12-14 23:14:50,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:50,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 182 states and 233 transitions. [2022-12-14 23:14:50,507 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 233 transitions. [2022-12-14 23:14:50,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-14 23:14:50,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:50,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:50,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 23:14:50,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:14:50,579 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 157 proven. 23 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2022-12-14 23:14:52,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:52,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 185 states and 236 transitions. [2022-12-14 23:14:52,605 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 236 transitions. [2022-12-14 23:14:52,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-14 23:14:52,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:52,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:52,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:52,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 23:14:52,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:14:52,678 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 157 proven. 23 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2022-12-14 23:14:53,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:53,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 164 states and 203 transitions. [2022-12-14 23:14:53,477 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 203 transitions. [2022-12-14 23:14:53,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 23:14:53,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:53,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:53,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 23:14:53,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:14:53,629 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 94 proven. 135 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2022-12-14 23:15:05,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:15:05,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 170 states and 211 transitions. [2022-12-14 23:15:05,447 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 211 transitions. [2022-12-14 23:15:05,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-14 23:15:05,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:15:05,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:15:05,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:15:05,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 23:15:05,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:15:05,603 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 161 proven. 135 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2022-12-14 23:15:15,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:15:15,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 166 states and 202 transitions. [2022-12-14 23:15:15,844 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 202 transitions. [2022-12-14 23:15:15,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-14 23:15:15,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:15:15,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:15:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:15:15,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 23:15:15,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:15:15,986 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 166 proven. 135 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2022-12-14 23:15:27,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:15:27,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 167 states and 202 transitions. [2022-12-14 23:15:27,031 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 202 transitions. [2022-12-14 23:15:27,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-14 23:15:27,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:15:27,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:15:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:15:27,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 23:15:27,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:15:27,163 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 109 proven. 135 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2022-12-14 23:15:37,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:15:37,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 168 states and 201 transitions. [2022-12-14 23:15:37,260 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 201 transitions. [2022-12-14 23:15:37,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 23:15:37,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:15:37,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:15:37,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:15:37,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 23:15:37,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:15:37,442 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 15 proven. 351 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2022-12-14 23:15:39,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:15:39,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 175 states and 210 transitions. [2022-12-14 23:15:39,470 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 210 transitions. [2022-12-14 23:15:39,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-14 23:15:39,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:15:39,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:15:49,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-14 23:15:49,605 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 23:15:49,608 INFO L158 Benchmark]: Toolchain (without parser) took 263489.09ms. Allocated memory was 123.7MB in the beginning and 824.2MB in the end (delta: 700.4MB). Free memory was 90.7MB in the beginning and 236.7MB in the end (delta: -146.1MB). Peak memory consumption was 557.3MB. Max. memory is 16.1GB. [2022-12-14 23:15:49,608 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 123.7MB. Free memory is still 100.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:15:49,609 INFO L158 Benchmark]: CACSL2BoogieTranslator took 168.44ms. Allocated memory is still 123.7MB. Free memory was 90.7MB in the beginning and 79.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 23:15:49,609 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.88ms. Allocated memory is still 123.7MB. Free memory was 79.8MB in the beginning and 78.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:15:49,609 INFO L158 Benchmark]: Boogie Preprocessor took 21.00ms. Allocated memory is still 123.7MB. Free memory was 78.5MB in the beginning and 77.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:15:49,610 INFO L158 Benchmark]: RCFGBuilder took 306.32ms. Allocated memory is still 123.7MB. Free memory was 77.3MB in the beginning and 62.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 23:15:49,610 INFO L158 Benchmark]: CodeCheck took 262963.64ms. Allocated memory was 123.7MB in the beginning and 824.2MB in the end (delta: 700.4MB). Free memory was 62.6MB in the beginning and 236.7MB in the end (delta: -174.1MB). Peak memory consumption was 530.0MB. Max. memory is 16.1GB. [2022-12-14 23:15:49,612 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 123.7MB. Free memory is still 100.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 168.44ms. Allocated memory is still 123.7MB. Free memory was 90.7MB in the beginning and 79.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.88ms. Allocated memory is still 123.7MB. Free memory was 79.8MB in the beginning and 78.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.00ms. Allocated memory is still 123.7MB. Free memory was 78.5MB in the beginning and 77.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 306.32ms. Allocated memory is still 123.7MB. Free memory was 77.3MB in the beginning and 62.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 262963.64ms. Allocated memory was 123.7MB in the beginning and 824.2MB in the end (delta: 700.4MB). Free memory was 62.6MB in the beginning and 236.7MB in the end (delta: -174.1MB). Peak memory consumption was 530.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:15:49,820 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-12-14 23:15:49,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/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_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array29_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/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 c79b0cfbfa84c2390344382edf3f60a855c5e1f87aaed3ee77c2dd6c5f017188 --- 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 23:15:51,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:15:51,248 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:15:51,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:15:51,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:15:51,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:15:51,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:15:51,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:15:51,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:15:51,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:15:51,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:15:51,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:15:51,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:15:51,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:15:51,278 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:15:51,279 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:15:51,280 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:15:51,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:15:51,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:15:51,284 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:15:51,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:15:51,286 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:15:51,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:15:51,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:15:51,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:15:51,291 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:15:51,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:15:51,292 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:15:51,293 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:15:51,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:15:51,294 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:15:51,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:15:51,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:15:51,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:15:51,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:15:51,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:15:51,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:15:51,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:15:51,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:15:51,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:15:51,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:15:51,305 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 23:15:51,326 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:15:51,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:15:51,327 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:15:51,327 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:15:51,328 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:15:51,328 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:15:51,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:15:51,329 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:15:51,329 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:15:51,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:15:51,329 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:15:51,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:15:51,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:15:51,330 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 23:15:51,330 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 23:15:51,330 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 23:15:51,330 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:15:51,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:15:51,331 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:15:51,331 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:15:51,331 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:15:51,331 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:15:51,331 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:15:51,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:15:51,332 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:15:51,332 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:15:51,332 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:15:51,332 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 23:15:51,333 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 23:15:51,333 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:15:51,333 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 23:15:51,333 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 23:15:51,333 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_ddae7198-0b91-4a03-854a-f5ce5e1249a2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c79b0cfbfa84c2390344382edf3f60a855c5e1f87aaed3ee77c2dd6c5f017188 [2022-12-14 23:15:51,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:15:51,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:15:51,569 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:15:51,570 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:15:51,570 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:15:51,571 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-patterns/array29_pattern.c [2022-12-14 23:15:54,139 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:15:54,298 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:15:54,299 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/sv-benchmarks/c/array-patterns/array29_pattern.c [2022-12-14 23:15:54,305 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/data/7da2881b8/77dc8240272a4632b233f146fbed1dde/FLAGffbdc3c12 [2022-12-14 23:15:54,316 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/data/7da2881b8/77dc8240272a4632b233f146fbed1dde [2022-12-14 23:15:54,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:15:54,318 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:15:54,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:15:54,319 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:15:54,322 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:15:54,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:15:54" (1/1) ... [2022-12-14 23:15:54,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d2232b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:54, skipping insertion in model container [2022-12-14 23:15:54,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:15:54" (1/1) ... [2022-12-14 23:15:54,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:15:54,347 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:15:54,475 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_ddae7198-0b91-4a03-854a-f5ce5e1249a2/sv-benchmarks/c/array-patterns/array29_pattern.c[1255,1268] [2022-12-14 23:15:54,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:15:54,505 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:15:54,518 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_ddae7198-0b91-4a03-854a-f5ce5e1249a2/sv-benchmarks/c/array-patterns/array29_pattern.c[1255,1268] [2022-12-14 23:15:54,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:15:54,540 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:15:54,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:54 WrapperNode [2022-12-14 23:15:54,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:15:54,542 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:15:54,542 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:15:54,542 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:15:54,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:54" (1/1) ... [2022-12-14 23:15:54,556 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:54" (1/1) ... [2022-12-14 23:15:54,573 INFO L138 Inliner]: procedures = 18, calls = 15, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2022-12-14 23:15:54,574 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:15:54,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:15:54,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:15:54,574 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:15:54,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:54" (1/1) ... [2022-12-14 23:15:54,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:54" (1/1) ... [2022-12-14 23:15:54,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:54" (1/1) ... [2022-12-14 23:15:54,590 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:54" (1/1) ... [2022-12-14 23:15:54,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:54" (1/1) ... [2022-12-14 23:15:54,604 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:54" (1/1) ... [2022-12-14 23:15:54,605 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:54" (1/1) ... [2022-12-14 23:15:54,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:54" (1/1) ... [2022-12-14 23:15:54,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:15:54,610 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:15:54,610 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:15:54,610 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:15:54,610 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:54" (1/1) ... [2022-12-14 23:15:54,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:15:54,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:15:54,638 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:15:54,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:15:54,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:15:54,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 23:15:54,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:15:54,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 23:15:54,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:15:54,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:15:54,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:15:54,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 23:15:54,734 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:15:54,736 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:15:55,032 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:15:55,100 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:15:55,100 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 23:15:55,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:15:55 BoogieIcfgContainer [2022-12-14 23:15:55,102 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:15:55,103 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:15:55,103 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:15:55,110 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:15:55,111 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:15:55" (1/1) ... [2022-12-14 23:15:55,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:15:55,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:15:55,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2022-12-14 23:15:55,153 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2022-12-14 23:15:55,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 23:15:55,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:15:55,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:15:55,184 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 23:15:55,187 INFO L158 Benchmark]: Toolchain (without parser) took 868.06ms. Allocated memory is still 60.8MB. Free memory was 39.7MB in the beginning and 32.1MB in the end (delta: 7.6MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2022-12-14 23:15:55,187 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 50.3MB. Free memory was 28.7MB in the beginning and 28.6MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:15:55,188 INFO L158 Benchmark]: CACSL2BoogieTranslator took 222.01ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 28.5MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 23:15:55,188 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.95ms. Allocated memory is still 60.8MB. Free memory was 28.3MB in the beginning and 26.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:15:55,188 INFO L158 Benchmark]: Boogie Preprocessor took 34.70ms. Allocated memory is still 60.8MB. Free memory was 26.8MB in the beginning and 41.3MB in the end (delta: -14.4MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2022-12-14 23:15:55,189 INFO L158 Benchmark]: RCFGBuilder took 492.72ms. Allocated memory is still 60.8MB. Free memory was 41.3MB in the beginning and 38.2MB in the end (delta: 3.1MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2022-12-14 23:15:55,189 INFO L158 Benchmark]: CodeCheck took 83.35ms. Allocated memory is still 60.8MB. Free memory was 38.2MB in the beginning and 32.1MB in the end (delta: 6.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 23:15:55,191 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 50.3MB. Free memory was 28.7MB in the beginning and 28.6MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 222.01ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 28.5MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.95ms. Allocated memory is still 60.8MB. Free memory was 28.3MB in the beginning and 26.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.70ms. Allocated memory is still 60.8MB. Free memory was 26.8MB in the beginning and 41.3MB in the end (delta: -14.4MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. * RCFGBuilder took 492.72ms. Allocated memory is still 60.8MB. Free memory was 41.3MB in the beginning and 38.2MB in the end (delta: 3.1MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * CodeCheck took 83.35ms. Allocated memory is still 60.8MB. Free memory was 38.2MB in the beginning and 32.1MB in the end (delta: 6.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:15:55,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddae7198-0b91-4a03-854a-f5ce5e1249a2/bin/ukojak-rkRKPMF4O4/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 Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared