./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label14.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_4b7e1353-706e-40fe-86d6-5602f1ba4a55/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b7e1353-706e-40fe-86d6-5602f1ba4a55/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_4b7e1353-706e-40fe-86d6-5602f1ba4a55/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b7e1353-706e-40fe-86d6-5602f1ba4a55/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b7e1353-706e-40fe-86d6-5602f1ba4a55/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_4b7e1353-706e-40fe-86d6-5602f1ba4a55/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 250149b8db46a8cfd93cca5c9e51a3336d18e5ed9ae8a2faf72fd582a53985cf --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 16:24:52,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:24:52,200 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:24:52,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:24:52,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:24:52,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:24:52,219 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:24:52,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:24:52,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:24:52,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:24:52,224 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:24:52,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:24:52,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:24:52,226 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:24:52,227 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:24:52,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:24:52,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:24:52,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:24:52,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:24:52,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:24:52,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:24:52,235 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:24:52,236 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:24:52,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:24:52,240 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:24:52,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:24:52,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:24:52,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:24:52,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:24:52,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:24:52,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:24:52,244 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:24:52,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:24:52,246 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:24:52,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:24:52,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:24:52,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:24:52,247 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:24:52,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:24:52,248 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:24:52,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:24:52,250 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b7e1353-706e-40fe-86d6-5602f1ba4a55/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 16:24:52,269 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:24:52,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:24:52,270 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 16:24:52,270 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 16:24:52,271 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 16:24:52,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 16:24:52,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:24:52,277 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 16:24:52,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 16:24:52,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 16:24:52,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:24:52,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 16:24:52,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:24:52,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 16:24:52,277 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 16:24:52,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 16:24:52,278 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:24:52,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 16:24:52,278 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 16:24:52,278 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 16:24:52,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:24:52,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:24:52,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:24:52,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:24:52,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 16:24:52,279 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 16:24:52,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 16:24:52,279 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 16:24:52,279 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_4b7e1353-706e-40fe-86d6-5602f1ba4a55/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b7e1353-706e-40fe-86d6-5602f1ba4a55/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 250149b8db46a8cfd93cca5c9e51a3336d18e5ed9ae8a2faf72fd582a53985cf [2022-12-14 16:24:52,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:24:52,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:24:52,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:24:52,479 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:24:52,479 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:24:52,480 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b7e1353-706e-40fe-86d6-5602f1ba4a55/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-rers2012/Problem01_label14.c [2022-12-14 16:24:55,028 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:24:55,231 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:24:55,231 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b7e1353-706e-40fe-86d6-5602f1ba4a55/sv-benchmarks/c/eca-rers2012/Problem01_label14.c [2022-12-14 16:24:55,239 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b7e1353-706e-40fe-86d6-5602f1ba4a55/bin/ukojak-rkRKPMF4O4/data/659621a90/3e1374f073b4483680ab697137451f1c/FLAG0009e6a26 [2022-12-14 16:24:55,628 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b7e1353-706e-40fe-86d6-5602f1ba4a55/bin/ukojak-rkRKPMF4O4/data/659621a90/3e1374f073b4483680ab697137451f1c [2022-12-14 16:24:55,635 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:24:55,638 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:24:55,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:24:55,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:24:55,645 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:24:55,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:24:55" (1/1) ... [2022-12-14 16:24:55,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d7765a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:24:55, skipping insertion in model container [2022-12-14 16:24:55,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:24:55" (1/1) ... [2022-12-14 16:24:55,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:24:55,684 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:24:55,897 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_4b7e1353-706e-40fe-86d6-5602f1ba4a55/sv-benchmarks/c/eca-rers2012/Problem01_label14.c[21834,21847] [2022-12-14 16:24:55,908 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:24:55,916 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:24:55,983 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_4b7e1353-706e-40fe-86d6-5602f1ba4a55/sv-benchmarks/c/eca-rers2012/Problem01_label14.c[21834,21847] [2022-12-14 16:24:55,986 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:24:55,996 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:24:55,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:24:55 WrapperNode [2022-12-14 16:24:55,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:24:55,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:24:55,997 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:24:55,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:24:56,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:24:55" (1/1) ... [2022-12-14 16:24:56,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:24:55" (1/1) ... [2022-12-14 16:24:56,044 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2022-12-14 16:24:56,045 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:24:56,045 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:24:56,045 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:24:56,045 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:24:56,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:24:55" (1/1) ... [2022-12-14 16:24:56,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:24:55" (1/1) ... [2022-12-14 16:24:56,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:24:55" (1/1) ... [2022-12-14 16:24:56,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:24:55" (1/1) ... [2022-12-14 16:24:56,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:24:55" (1/1) ... [2022-12-14 16:24:56,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:24:55" (1/1) ... [2022-12-14 16:24:56,076 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:24:55" (1/1) ... [2022-12-14 16:24:56,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:24:55" (1/1) ... [2022-12-14 16:24:56,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:24:56,084 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:24:56,084 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:24:56,085 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:24:56,085 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:24:55" (1/1) ... [2022-12-14 16:24:56,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:24:56,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b7e1353-706e-40fe-86d6-5602f1ba4a55/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 16:24:56,110 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b7e1353-706e-40fe-86d6-5602f1ba4a55/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 16:24:56,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b7e1353-706e-40fe-86d6-5602f1ba4a55/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 16:24:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 16:24:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 16:24:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:24:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:24:56,218 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:24:56,220 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:24:56,954 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:24:57,107 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:24:57,107 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 16:24:57,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:24:57 BoogieIcfgContainer [2022-12-14 16:24:57,110 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 16:24:57,111 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 16:24:57,111 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 16:24:57,120 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 16:24:57,121 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:24:57" (1/1) ... [2022-12-14 16:24:57,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:24:57,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:24:57,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2022-12-14 16:24:57,180 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2022-12-14 16:24:57,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 16:24:57,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:24:57,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:24:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:24:57,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:24:58,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:24:58,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 145 states and 220 transitions. [2022-12-14 16:24:58,051 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 220 transitions. [2022-12-14 16:24:58,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-14 16:24:58,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:24:58,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:24:58,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:24:58,121 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:24:58,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:24:58,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 214 states and 297 transitions. [2022-12-14 16:24:58,736 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 297 transitions. [2022-12-14 16:24:58,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 16:24:58,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:24:58,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:24:58,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:24:59,010 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:24:59,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:24:59,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 283 states and 367 transitions. [2022-12-14 16:24:59,510 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 367 transitions. [2022-12-14 16:24:59,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 16:24:59,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:24:59,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:24:59,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:24:59,673 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 16:24:59,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:24:59,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 294 states and 380 transitions. [2022-12-14 16:24:59,969 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 380 transitions. [2022-12-14 16:24:59,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-12-14 16:24:59,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:24:59,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:24:59,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:00,084 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 16:25:00,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:00,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 303 states and 391 transitions. [2022-12-14 16:25:00,361 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 391 transitions. [2022-12-14 16:25:00,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-12-14 16:25:00,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:00,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:00,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:00,465 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 16:25:00,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:00,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 305 states and 394 transitions. [2022-12-14 16:25:00,640 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 394 transitions. [2022-12-14 16:25:00,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-12-14 16:25:00,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:00,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:00,761 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 16:25:01,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:01,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 320 states and 412 transitions. [2022-12-14 16:25:01,148 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 412 transitions. [2022-12-14 16:25:01,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-12-14 16:25:01,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:01,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:01,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:01,237 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 16:25:01,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:01,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 337 states and 431 transitions. [2022-12-14 16:25:01,490 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 431 transitions. [2022-12-14 16:25:01,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-12-14 16:25:01,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:01,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:01,691 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 16:25:02,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:02,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 366 states and 462 transitions. [2022-12-14 16:25:02,257 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 462 transitions. [2022-12-14 16:25:02,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-12-14 16:25:02,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:02,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:02,486 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:25:03,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:03,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 414 states and 516 transitions. [2022-12-14 16:25:03,100 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 516 transitions. [2022-12-14 16:25:03,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-12-14 16:25:03,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:03,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:03,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:03,269 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 16:25:03,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:03,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 417 states and 520 transitions. [2022-12-14 16:25:03,451 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 520 transitions. [2022-12-14 16:25:03,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-12-14 16:25:03,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:03,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:03,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:03,537 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 16:25:03,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:03,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 436 states and 540 transitions. [2022-12-14 16:25:03,794 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 540 transitions. [2022-12-14 16:25:03,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-12-14 16:25:03,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:03,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:03,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:03,875 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 16:25:04,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:04,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 451 states and 557 transitions. [2022-12-14 16:25:04,152 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 557 transitions. [2022-12-14 16:25:04,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-12-14 16:25:04,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:04,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:04,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:04,303 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 16:25:04,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:04,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 452 states and 557 transitions. [2022-12-14 16:25:04,390 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 557 transitions. [2022-12-14 16:25:04,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-12-14 16:25:04,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:04,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:04,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:04,502 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 16:25:05,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:05,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 491 states and 600 transitions. [2022-12-14 16:25:05,137 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 600 transitions. [2022-12-14 16:25:05,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-12-14 16:25:05,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:05,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:05,331 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:25:06,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:06,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 565 states and 688 transitions. [2022-12-14 16:25:06,402 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 688 transitions. [2022-12-14 16:25:06,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-12-14 16:25:06,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:06,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:06,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:06,533 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:25:06,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:06,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 569 states and 692 transitions. [2022-12-14 16:25:06,733 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 692 transitions. [2022-12-14 16:25:06,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-14 16:25:06,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:06,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:06,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:06,831 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 16:25:06,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:06,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 571 states and 698 transitions. [2022-12-14 16:25:06,971 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 698 transitions. [2022-12-14 16:25:06,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-12-14 16:25:06,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:06,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:07,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:07,077 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 16:25:07,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:07,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 573 states and 699 transitions. [2022-12-14 16:25:07,204 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 699 transitions. [2022-12-14 16:25:07,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-12-14 16:25:07,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:07,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:07,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:07,301 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-14 16:25:07,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:07,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 575 states and 703 transitions. [2022-12-14 16:25:07,462 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 703 transitions. [2022-12-14 16:25:07,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-12-14 16:25:07,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:07,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:07,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:07,537 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 16:25:07,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:07,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 600 states and 727 transitions. [2022-12-14 16:25:07,865 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 727 transitions. [2022-12-14 16:25:07,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-12-14 16:25:07,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:07,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:07,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:07,971 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 16:25:08,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:08,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 630 states and 761 transitions. [2022-12-14 16:25:08,254 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 761 transitions. [2022-12-14 16:25:08,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-12-14 16:25:08,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:08,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:08,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:08,358 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-12-14 16:25:08,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:08,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 669 states and 803 transitions. [2022-12-14 16:25:08,725 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 803 transitions. [2022-12-14 16:25:08,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-12-14 16:25:08,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:08,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:09,068 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 159 proven. 35 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 16:25:10,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:10,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 748 states and 895 transitions. [2022-12-14 16:25:10,668 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 895 transitions. [2022-12-14 16:25:10,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-12-14 16:25:10,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:10,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:10,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:10,865 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 159 proven. 35 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 16:25:11,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:11,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 750 states and 896 transitions. [2022-12-14 16:25:11,106 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 896 transitions. [2022-12-14 16:25:11,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-12-14 16:25:11,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:11,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:11,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:11,568 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 124 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:25:13,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:13,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 833 states and 996 transitions. [2022-12-14 16:25:13,475 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 996 transitions. [2022-12-14 16:25:13,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-12-14 16:25:13,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:13,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:13,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:13,681 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 124 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:25:14,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:14,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 850 states and 1013 transitions. [2022-12-14 16:25:14,182 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1013 transitions. [2022-12-14 16:25:14,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-12-14 16:25:14,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:14,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:14,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:14,340 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 16:25:15,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:15,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 920 states and 1085 transitions. [2022-12-14 16:25:15,879 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1085 transitions. [2022-12-14 16:25:15,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2022-12-14 16:25:15,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:15,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:15,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:15,995 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-12-14 16:25:16,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:16,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 936 states and 1102 transitions. [2022-12-14 16:25:16,592 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1102 transitions. [2022-12-14 16:25:16,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2022-12-14 16:25:16,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:16,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:16,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:16,705 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-12-14 16:25:17,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:17,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 951 states and 1117 transitions. [2022-12-14 16:25:17,085 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1117 transitions. [2022-12-14 16:25:17,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2022-12-14 16:25:17,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:17,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:17,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:17,198 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-12-14 16:25:17,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:17,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 968 states and 1135 transitions. [2022-12-14 16:25:17,555 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1135 transitions. [2022-12-14 16:25:17,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-12-14 16:25:17,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:17,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:17,873 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 16:25:19,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:19,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 1038 states and 1207 transitions. [2022-12-14 16:25:19,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1207 transitions. [2022-12-14 16:25:19,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-12-14 16:25:19,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:19,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:19,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:19,960 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 185 proven. 88 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-14 16:25:21,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:21,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1195 states and 1388 transitions. [2022-12-14 16:25:21,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1388 transitions. [2022-12-14 16:25:21,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2022-12-14 16:25:21,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:21,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:21,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:22,022 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 16:25:22,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:22,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1236 states and 1436 transitions. [2022-12-14 16:25:22,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1436 transitions. [2022-12-14 16:25:22,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2022-12-14 16:25:22,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:22,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:23,134 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 342 proven. 110 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-14 16:25:24,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:24,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1302 states and 1510 transitions. [2022-12-14 16:25:24,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 1510 transitions. [2022-12-14 16:25:24,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-12-14 16:25:24,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:24,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:24,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:24,677 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2022-12-14 16:25:24,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:24,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1303 states and 1510 transitions. [2022-12-14 16:25:24,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 1510 transitions. [2022-12-14 16:25:24,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2022-12-14 16:25:24,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:24,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:24,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:25,305 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 333 proven. 27 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-12-14 16:25:27,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:27,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1370 states and 1581 transitions. [2022-12-14 16:25:27,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1581 transitions. [2022-12-14 16:25:27,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2022-12-14 16:25:27,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:27,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:27,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:27,305 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 277 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-12-14 16:25:27,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:27,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1400 states and 1612 transitions. [2022-12-14 16:25:27,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 1612 transitions. [2022-12-14 16:25:27,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2022-12-14 16:25:27,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:27,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:27,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:27,942 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2022-12-14 16:25:29,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:29,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1450 states and 1665 transitions. [2022-12-14 16:25:29,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1665 transitions. [2022-12-14 16:25:29,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2022-12-14 16:25:29,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:29,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:29,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:30,144 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 334 proven. 153 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-14 16:25:31,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:31,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 1559 states and 1777 transitions. [2022-12-14 16:25:31,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1777 transitions. [2022-12-14 16:25:31,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2022-12-14 16:25:31,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:31,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:31,931 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 385 proven. 83 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 16:25:32,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:32,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1644 states and 1865 transitions. [2022-12-14 16:25:32,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 1865 transitions. [2022-12-14 16:25:32,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-12-14 16:25:32,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:32,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:32,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:33,257 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 356 proven. 86 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 16:25:34,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:34,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1732 states and 1962 transitions. [2022-12-14 16:25:34,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 1962 transitions. [2022-12-14 16:25:34,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2022-12-14 16:25:34,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:34,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:35,191 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 355 proven. 101 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-12-14 16:25:35,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:35,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 1741 states and 1971 transitions. [2022-12-14 16:25:35,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 1971 transitions. [2022-12-14 16:25:35,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2022-12-14 16:25:35,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:35,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:35,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:36,076 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 452 proven. 47 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-12-14 16:25:37,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:37,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1788 states and 2022 transitions. [2022-12-14 16:25:37,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 2022 transitions. [2022-12-14 16:25:37,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2022-12-14 16:25:37,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:37,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:37,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:37,637 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 453 proven. 24 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-12-14 16:25:40,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:40,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 1890 states and 2129 transitions. [2022-12-14 16:25:40,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 2129 transitions. [2022-12-14 16:25:40,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2022-12-14 16:25:40,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:40,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:41,332 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 453 proven. 24 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-12-14 16:25:42,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:42,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1907 states and 2146 transitions. [2022-12-14 16:25:42,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2146 transitions. [2022-12-14 16:25:42,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2022-12-14 16:25:42,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:25:42,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:25:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:25:42,977 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 434 proven. 103 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-12-14 16:25:44,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:25:44,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 1891 states and 2128 transitions. [2022-12-14 16:25:44,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2128 transitions. [2022-12-14 16:25:44,940 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 16:25:44,940 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 48 iterations. [2022-12-14 16:25:44,947 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-12-14 16:25:53,988 INFO L560 CodeCheckObserver]: Invariant with dag size 32 [2022-12-14 16:25:53,999 INFO L560 CodeCheckObserver]: Invariant with dag size 33 [2022-12-14 16:25:54,000 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 16:25:54,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 04:25:54 ImpRootNode [2022-12-14 16:25:54,000 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 16:25:54,001 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 16:25:54,001 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 16:25:54,001 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 16:25:54,002 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:24:57" (3/4) ... [2022-12-14 16:25:54,004 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 16:25:54,021 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2022-12-14 16:25:54,022 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-12-14 16:25:54,022 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-14 16:25:54,023 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 16:25:54,092 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b7e1353-706e-40fe-86d6-5602f1ba4a55/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 16:25:54,093 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 16:25:54,093 INFO L158 Benchmark]: Toolchain (without parser) took 58455.52ms. Allocated memory was 151.0MB in the beginning and 513.8MB in the end (delta: 362.8MB). Free memory was 111.5MB in the beginning and 308.0MB in the end (delta: -196.5MB). Peak memory consumption was 168.5MB. Max. memory is 16.1GB. [2022-12-14 16:25:54,093 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 151.0MB. Free memory was 118.9MB in the beginning and 118.7MB in the end (delta: 185.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:25:54,093 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.79ms. Allocated memory is still 151.0MB. Free memory was 111.5MB in the beginning and 84.0MB in the end (delta: 27.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 16:25:54,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.35ms. Allocated memory is still 151.0MB. Free memory was 84.0MB in the beginning and 78.2MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 16:25:54,094 INFO L158 Benchmark]: Boogie Preprocessor took 38.62ms. Allocated memory is still 151.0MB. Free memory was 78.2MB in the beginning and 74.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 16:25:54,094 INFO L158 Benchmark]: RCFGBuilder took 1025.72ms. Allocated memory was 151.0MB in the beginning and 203.4MB in the end (delta: 52.4MB). Free memory was 74.0MB in the beginning and 148.3MB in the end (delta: -74.3MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2022-12-14 16:25:54,094 INFO L158 Benchmark]: CodeCheck took 56889.69ms. Allocated memory was 203.4MB in the beginning and 513.8MB in the end (delta: 310.4MB). Free memory was 148.3MB in the beginning and 318.5MB in the end (delta: -170.2MB). Peak memory consumption was 312.1MB. Max. memory is 16.1GB. [2022-12-14 16:25:54,094 INFO L158 Benchmark]: Witness Printer took 91.62ms. Allocated memory is still 513.8MB. Free memory was 318.5MB in the beginning and 308.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 16:25:54,095 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 47.8s, OverallIterations: 48, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 79436 SdHoareTripleChecker+Valid, 163.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 79020 mSDsluCounter, 10255 SdHoareTripleChecker+Invalid, 141.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8598 mSDsCounter, 23009 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 175809 IncrementalHoareTripleChecker+Invalid, 198818 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23009 mSolverCounterUnsat, 1657 mSDtfsCounter, 175809 mSolverCounterSat, 1.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 62447 GetRequests, 59552 SyntacticMatches, 2425 SemanticMatches, 470 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 173773 ImplicationChecksByTransitivity, 28.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 9.8s InterpolantComputationTime, 8996 NumberOfCodeBlocks, 8996 NumberOfCodeBlocksAsserted, 47 NumberOfCheckSat, 8949 ConstructedInterpolants, 0 QuantifiedInterpolants, 46594 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 47 InterpolantComputations, 29 PerfectInterpolantSequences, 9747/10883 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 579]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: ((((a8 <= 13 || !(a7 == 1)) || (((((!(a20 == 1) && a12 == 8) && !(a17 == 1)) && a21 == 1) && a8 == 15) && a16 == 4)) || (((((!(a20 == 1) && a12 == 8) && 14 == a8) && !(a17 == 1)) && a21 == 1) && a16 == 4)) || ((((a12 == 8 && 14 == a8) && 5 == a16) && !(a17 == 1)) && a21 == 1)) || (((((!(a20 == 1) && a12 == 8) && 5 == a16) && !(a17 == 1)) && a21 == 1) && a8 == 15) - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: (((((a8 <= 13 || (((((a12 == 8 && 5 == a16) && a21 == 1) && a17 == 1) && a20 == 1) && a8 == 15)) || !(a7 == 1)) || (((((!(a20 == 1) && a12 == 8) && !(a17 == 1)) && a21 == 1) && a8 == 15) && a16 == 4)) || (((((!(a20 == 1) && a12 == 8) && 14 == a8) && !(a17 == 1)) && a21 == 1) && a16 == 4)) || ((((a12 == 8 && 14 == a8) && 5 == a16) && !(a17 == 1)) && a21 == 1)) || (((((!(a20 == 1) && a12 == 8) && 5 == a16) && !(a17 == 1)) && a21 == 1) && a8 == 15) - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 151.0MB. Free memory was 118.9MB in the beginning and 118.7MB in the end (delta: 185.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.79ms. Allocated memory is still 151.0MB. Free memory was 111.5MB in the beginning and 84.0MB in the end (delta: 27.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.35ms. Allocated memory is still 151.0MB. Free memory was 84.0MB in the beginning and 78.2MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.62ms. Allocated memory is still 151.0MB. Free memory was 78.2MB in the beginning and 74.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1025.72ms. Allocated memory was 151.0MB in the beginning and 203.4MB in the end (delta: 52.4MB). Free memory was 74.0MB in the beginning and 148.3MB in the end (delta: -74.3MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. * CodeCheck took 56889.69ms. Allocated memory was 203.4MB in the beginning and 513.8MB in the end (delta: 310.4MB). Free memory was 148.3MB in the beginning and 318.5MB in the end (delta: -170.2MB). Peak memory consumption was 312.1MB. Max. memory is 16.1GB. * Witness Printer took 91.62ms. Allocated memory is still 513.8MB. Free memory was 318.5MB in the beginning and 308.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 16:25:54,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b7e1353-706e-40fe-86d6-5602f1ba4a55/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: TRUE