./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/reducercommutativity/max10-1.i --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_5deff528-161b-4cfc-a263-19ccd645172b/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5deff528-161b-4cfc-a263-19ccd645172b/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_5deff528-161b-4cfc-a263-19ccd645172b/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5deff528-161b-4cfc-a263-19ccd645172b/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/max10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5deff528-161b-4cfc-a263-19ccd645172b/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_5deff528-161b-4cfc-a263-19ccd645172b/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 1223a7fef027dae15fda123c8ce40ec49dc779b7d5d627ded9a670697417439e --- 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 23:06:28,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:06:28,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:06:28,140 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:06:28,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:06:28,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:06:28,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:06:28,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:06:28,145 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:06:28,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:06:28,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:06:28,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:06:28,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:06:28,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:06:28,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:06:28,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:06:28,152 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:06:28,153 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:06:28,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:06:28,155 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:06:28,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:06:28,158 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:06:28,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:06:28,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:06:28,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:06:28,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:06:28,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:06:28,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:06:28,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:06:28,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:06:28,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:06:28,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:06:28,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:06:28,167 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:06:28,168 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:06:28,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:06:28,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:06:28,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:06:28,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:06:28,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:06:28,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:06:28,171 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5deff528-161b-4cfc-a263-19ccd645172b/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 23:06:28,191 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:06:28,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:06:28,192 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:06:28,192 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:06:28,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:06:28,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:06:28,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:06:28,201 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:06:28,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:06:28,201 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:06:28,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:06:28,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:06:28,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:06:28,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:06:28,202 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:06:28,202 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:06:28,203 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:06:28,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:06:28,203 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:06:28,203 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:06:28,203 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:06:28,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:06:28,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:06:28,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:06:28,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:06:28,204 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:06:28,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:06:28,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:06:28,205 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_5deff528-161b-4cfc-a263-19ccd645172b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5deff528-161b-4cfc-a263-19ccd645172b/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1223a7fef027dae15fda123c8ce40ec49dc779b7d5d627ded9a670697417439e [2022-12-14 23:06:28,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:06:28,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:06:28,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:06:28,422 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:06:28,422 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:06:28,423 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5deff528-161b-4cfc-a263-19ccd645172b/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/reducercommutativity/max10-1.i [2022-12-14 23:06:30,983 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:06:31,126 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:06:31,127 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5deff528-161b-4cfc-a263-19ccd645172b/sv-benchmarks/c/reducercommutativity/max10-1.i [2022-12-14 23:06:31,132 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5deff528-161b-4cfc-a263-19ccd645172b/bin/ukojak-rkRKPMF4O4/data/334ba8fd2/3c5325323d644c2e9ea454d137539985/FLAGcb7fd9160 [2022-12-14 23:06:31,545 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5deff528-161b-4cfc-a263-19ccd645172b/bin/ukojak-rkRKPMF4O4/data/334ba8fd2/3c5325323d644c2e9ea454d137539985 [2022-12-14 23:06:31,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:06:31,549 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:06:31,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:06:31,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:06:31,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:06:31,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:06:31" (1/1) ... [2022-12-14 23:06:31,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33acb52c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:31, skipping insertion in model container [2022-12-14 23:06:31,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:06:31" (1/1) ... [2022-12-14 23:06:31,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:06:31,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:06:31,675 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_5deff528-161b-4cfc-a263-19ccd645172b/sv-benchmarks/c/reducercommutativity/max10-1.i[1290,1303] [2022-12-14 23:06:31,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:06:31,683 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:06:31,697 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_5deff528-161b-4cfc-a263-19ccd645172b/sv-benchmarks/c/reducercommutativity/max10-1.i[1290,1303] [2022-12-14 23:06:31,698 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:06:31,707 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:06:31,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:31 WrapperNode [2022-12-14 23:06:31,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:06:31,708 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:06:31,708 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:06:31,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:06:31,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:31" (1/1) ... [2022-12-14 23:06:31,718 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:31" (1/1) ... [2022-12-14 23:06:31,730 INFO L138 Inliner]: procedures = 16, calls = 23, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 67 [2022-12-14 23:06:31,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:06:31,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:06:31,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:06:31,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:06:31,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:31" (1/1) ... [2022-12-14 23:06:31,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:31" (1/1) ... [2022-12-14 23:06:31,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:31" (1/1) ... [2022-12-14 23:06:31,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:31" (1/1) ... [2022-12-14 23:06:31,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:31" (1/1) ... [2022-12-14 23:06:31,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:31" (1/1) ... [2022-12-14 23:06:31,746 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:31" (1/1) ... [2022-12-14 23:06:31,746 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:31" (1/1) ... [2022-12-14 23:06:31,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:06:31,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:06:31,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:06:31,748 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:06:31,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:31" (1/1) ... [2022-12-14 23:06:31,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:06:31,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5deff528-161b-4cfc-a263-19ccd645172b/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:06:31,770 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5deff528-161b-4cfc-a263-19ccd645172b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:06:31,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5deff528-161b-4cfc-a263-19ccd645172b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:06:31,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:06:31,805 INFO L130 BoogieDeclarations]: Found specification of procedure max [2022-12-14 23:06:31,805 INFO L138 BoogieDeclarations]: Found implementation of procedure max [2022-12-14 23:06:31,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:06:31,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:06:31,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:06:31,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:06:31,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:06:31,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:06:31,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:06:31,857 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:06:31,859 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:06:31,960 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:06:32,006 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:06:32,006 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 23:06:32,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:06:32 BoogieIcfgContainer [2022-12-14 23:06:32,008 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:06:32,008 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:06:32,009 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:06:32,016 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:06:32,016 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:06:32" (1/1) ... [2022-12-14 23:06:32,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:06:32,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:32,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2022-12-14 23:06:32,072 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2022-12-14 23:06:32,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 23:06:32,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:32,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:32,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:32,321 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:06:32,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:32,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2022-12-14 23:06:32,363 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2022-12-14 23:06:32,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:06:32,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:32,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:32,451 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:06:32,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:32,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2022-12-14 23:06:32,495 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2022-12-14 23:06:32,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:06:32,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:32,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:32,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:32,562 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 23:06:32,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:32,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2022-12-14 23:06:32,590 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2022-12-14 23:06:32,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 23:06:32,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:32,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:32,695 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 23:06:32,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:32,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2022-12-14 23:06:32,742 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2022-12-14 23:06:32,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 23:06:32,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:32,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:32,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:32,825 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 23:06:32,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:32,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2022-12-14 23:06:32,847 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2022-12-14 23:06:32,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 23:06:32,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:32,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:32,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:32,930 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 23:06:32,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:32,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2022-12-14 23:06:32,970 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2022-12-14 23:06:32,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 23:06:32,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:32,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:32,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:33,046 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 23:06:33,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:33,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2022-12-14 23:06:33,090 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2022-12-14 23:06:33,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:06:33,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:33,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:33,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:33,161 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 23:06:33,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:33,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2022-12-14 23:06:33,210 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2022-12-14 23:06:33,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 23:06:33,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:33,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:33,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:33,301 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 23:06:33,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:33,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2022-12-14 23:06:33,353 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2022-12-14 23:06:33,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 23:06:33,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:33,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:33,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:33,438 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 23:06:33,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:33,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2022-12-14 23:06:33,493 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2022-12-14 23:06:33,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 23:06:33,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:33,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:33,623 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 23:06:33,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:33,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2022-12-14 23:06:33,678 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2022-12-14 23:06:33,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 23:06:33,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:33,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:33,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:33,789 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 23:06:33,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:33,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2022-12-14 23:06:33,851 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2022-12-14 23:06:33,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 23:06:33,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:33,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:33,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:33,959 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 23:06:34,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:34,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2022-12-14 23:06:34,023 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2022-12-14 23:06:34,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 23:06:34,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:34,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:34,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:34,155 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 23:06:34,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:34,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2022-12-14 23:06:34,212 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-12-14 23:06:34,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 23:06:34,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:34,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:34,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:34,287 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-12-14 23:06:34,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:34,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2022-12-14 23:06:34,352 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2022-12-14 23:06:34,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 23:06:34,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:34,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:34,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:34,435 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-12-14 23:06:34,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:34,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 42 transitions. [2022-12-14 23:06:34,506 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2022-12-14 23:06:34,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 23:06:34,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:34,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:34,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:34,601 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2022-12-14 23:06:34,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:34,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2022-12-14 23:06:34,676 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-12-14 23:06:34,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 23:06:34,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:34,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:34,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:34,781 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-12-14 23:06:34,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:34,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2022-12-14 23:06:34,856 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-12-14 23:06:34,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 23:06:34,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:34,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:34,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:34,971 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-12-14 23:06:35,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:35,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2022-12-14 23:06:35,049 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2022-12-14 23:06:35,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 23:06:35,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:35,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:35,218 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 0 proven. 158 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-12-14 23:06:35,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:35,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2022-12-14 23:06:35,302 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2022-12-14 23:06:35,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-14 23:06:35,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:35,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:35,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:35,453 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2022-12-14 23:06:35,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:35,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 38 states and 47 transitions. [2022-12-14 23:06:35,539 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2022-12-14 23:06:35,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-14 23:06:35,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:35,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:35,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:35,683 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2022-12-14 23:06:35,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:35,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2022-12-14 23:06:35,775 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2022-12-14 23:06:35,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-14 23:06:35,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:35,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:35,889 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2022-12-14 23:06:35,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:35,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 48 transitions. [2022-12-14 23:06:35,987 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2022-12-14 23:06:35,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 23:06:35,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:35,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:36,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:36,090 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2022-12-14 23:06:36,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:36,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 49 transitions. [2022-12-14 23:06:36,185 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2022-12-14 23:06:36,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 23:06:36,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:36,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:36,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:36,304 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2022-12-14 23:06:36,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:36,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2022-12-14 23:06:36,403 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2022-12-14 23:06:36,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-14 23:06:36,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:36,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:36,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:36,532 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2022-12-14 23:06:36,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:36,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 51 transitions. [2022-12-14 23:06:36,636 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2022-12-14 23:06:36,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-14 23:06:36,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:36,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:36,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:36,776 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2022-12-14 23:06:36,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:36,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 44 states and 52 transitions. [2022-12-14 23:06:36,877 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 52 transitions. [2022-12-14 23:06:36,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-14 23:06:36,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:36,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:36,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:37,020 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2022-12-14 23:06:37,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:37,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 45 states and 53 transitions. [2022-12-14 23:06:37,116 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 53 transitions. [2022-12-14 23:06:37,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 23:06:37,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:37,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:37,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:37,276 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2022-12-14 23:06:37,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:37,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 46 states and 53 transitions. [2022-12-14 23:06:37,377 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 53 transitions. [2022-12-14 23:06:37,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-12-14 23:06:37,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:37,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:48,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat