./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cdf123d-8071-4012-99f0-164e75428028/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cdf123d-8071-4012-99f0-164e75428028/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cdf123d-8071-4012-99f0-164e75428028/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cdf123d-8071-4012-99f0-164e75428028/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cdf123d-8071-4012-99f0-164e75428028/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cdf123d-8071-4012-99f0-164e75428028/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 50a84ef689ee1e06fdacd72e7701ff2c38527734cebc573231d698f970fe37fd --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:39:39,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:39:39,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:39:39,590 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:39:39,591 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:39:39,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:39:39,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:39:39,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:39:39,615 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:39:39,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:39:39,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:39:39,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:39:39,625 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:39:39,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:39:39,629 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:39:39,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:39:39,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:39:39,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:39:39,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:39:39,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:39:39,646 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:39:39,647 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:39:39,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:39:39,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:39:39,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:39:39,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:39:39,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:39:39,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:39:39,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:39:39,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:39:39,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:39:39,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:39:39,677 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:39:39,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:39:39,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:39:39,681 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:39:39,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:39:39,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:39:39,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:39:39,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:39:39,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:39:39,685 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cdf123d-8071-4012-99f0-164e75428028/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:39:39,737 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:39:39,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:39:39,739 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:39:39,739 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:39:39,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:39:39,740 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:39:39,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:39:39,741 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:39:39,741 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:39:39,741 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:39:39,742 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:39:39,742 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:39:39,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:39:39,743 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:39:39,743 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:39:39,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:39:39,743 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:39:39,744 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:39:39,744 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:39:39,744 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:39:39,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:39:39,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:39,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:39:39,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:39:39,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:39:39,745 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:39:39,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:39:39,747 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:39:39,747 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_0cdf123d-8071-4012-99f0-164e75428028/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cdf123d-8071-4012-99f0-164e75428028/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50a84ef689ee1e06fdacd72e7701ff2c38527734cebc573231d698f970fe37fd [2022-10-17 16:39:40,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:39:40,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:39:40,090 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:39:40,091 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:39:40,093 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:39:40,095 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cdf123d-8071-4012-99f0-164e75428028/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem03_label40.c [2022-10-17 16:39:40,168 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cdf123d-8071-4012-99f0-164e75428028/bin/ukojak-92XMlrwhuB/data/c02c5c076/1c5bcdda32bd49d2b87bbf4cc49941b7/FLAGafbbd2d16 [2022-10-17 16:39:40,848 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:39:40,848 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cdf123d-8071-4012-99f0-164e75428028/sv-benchmarks/c/eca-rers2012/Problem03_label40.c [2022-10-17 16:39:40,870 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cdf123d-8071-4012-99f0-164e75428028/bin/ukojak-92XMlrwhuB/data/c02c5c076/1c5bcdda32bd49d2b87bbf4cc49941b7/FLAGafbbd2d16 [2022-10-17 16:39:40,975 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cdf123d-8071-4012-99f0-164e75428028/bin/ukojak-92XMlrwhuB/data/c02c5c076/1c5bcdda32bd49d2b87bbf4cc49941b7 [2022-10-17 16:39:40,978 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:39:40,980 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:39:40,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:40,981 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:39:40,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:39:40,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:40" (1/1) ... [2022-10-17 16:39:40,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d2deb35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:40, skipping insertion in model container [2022-10-17 16:39:40,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:40" (1/1) ... [2022-10-17 16:39:40,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:39:41,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:39:41,695 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cdf123d-8071-4012-99f0-164e75428028/sv-benchmarks/c/eca-rers2012/Problem03_label40.c[59070,59083] [2022-10-17 16:39:41,757 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:41,767 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:39:42,032 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cdf123d-8071-4012-99f0-164e75428028/sv-benchmarks/c/eca-rers2012/Problem03_label40.c[59070,59083] [2022-10-17 16:39:42,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:42,063 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:39:42,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:42 WrapperNode [2022-10-17 16:39:42,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:42,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:42,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:39:42,065 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:39:42,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:42" (1/1) ... [2022-10-17 16:39:42,128 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:42" (1/1) ... [2022-10-17 16:39:42,241 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2022-10-17 16:39:42,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:42,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:39:42,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:39:42,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:39:42,251 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:42" (1/1) ... [2022-10-17 16:39:42,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:42" (1/1) ... [2022-10-17 16:39:42,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:42" (1/1) ... [2022-10-17 16:39:42,263 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:42" (1/1) ... [2022-10-17 16:39:42,304 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:42" (1/1) ... [2022-10-17 16:39:42,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:42" (1/1) ... [2022-10-17 16:39:42,326 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:42" (1/1) ... [2022-10-17 16:39:42,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:42" (1/1) ... [2022-10-17 16:39:42,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:39:42,366 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:39:42,366 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:39:42,366 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:39:42,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:42" (1/1) ... [2022-10-17 16:39:42,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:42,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cdf123d-8071-4012-99f0-164e75428028/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:39:42,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cdf123d-8071-4012-99f0-164e75428028/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:39:42,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cdf123d-8071-4012-99f0-164e75428028/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:39:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:39:42,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:39:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:39:42,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:39:42,535 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:39:42,537 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:39:44,653 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:39:45,085 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:39:45,086 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:39:45,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:45 BoogieIcfgContainer [2022-10-17 16:39:45,090 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:39:45,092 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:39:45,092 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:39:45,102 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:39:45,103 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:45" (1/1) ... [2022-10-17 16:39:45,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:39:45,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:45,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2022-10-17 16:39:45,203 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2022-10-17 16:39:45,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 16:39:45,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:45,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:45,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:46,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:47,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:47,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 289 states and 522 transitions. [2022-10-17 16:39:47,385 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 522 transitions. [2022-10-17 16:39:47,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:39:47,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:47,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:47,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:47,842 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:47,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:47,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 293 states and 528 transitions. [2022-10-17 16:39:47,972 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 528 transitions. [2022-10-17 16:39:47,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 16:39:47,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:47,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:48,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:48,282 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:48,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:48,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 298 states and 536 transitions. [2022-10-17 16:39:48,417 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 536 transitions. [2022-10-17 16:39:48,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:39:48,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:48,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:48,757 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:50,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:50,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 440 states and 727 transitions. [2022-10-17 16:39:50,435 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 727 transitions. [2022-10-17 16:39:50,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 16:39:50,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:50,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:50,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:50,660 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:50,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:50,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 447 states and 738 transitions. [2022-10-17 16:39:50,905 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 738 transitions. [2022-10-17 16:39:50,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:39:50,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:50,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:50,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:51,286 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:52,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:52,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 458 states and 772 transitions. [2022-10-17 16:39:52,051 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 772 transitions. [2022-10-17 16:39:52,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:39:52,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:52,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:52,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:52,424 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:52,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:52,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 462 states and 780 transitions. [2022-10-17 16:39:52,557 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 780 transitions. [2022-10-17 16:39:52,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-10-17 16:39:52,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:52,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:52,802 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:53,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:53,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 471 states and 794 transitions. [2022-10-17 16:39:53,139 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 794 transitions. [2022-10-17 16:39:53,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:39:53,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:53,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:53,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:53,895 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:39:56,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:56,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 626 states and 1010 transitions. [2022-10-17 16:39:56,382 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1010 transitions. [2022-10-17 16:39:56,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:39:56,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:56,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:56,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:56,594 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:56,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:56,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 627 states and 1011 transitions. [2022-10-17 16:39:56,689 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1011 transitions. [2022-10-17 16:39:56,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-10-17 16:39:56,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:56,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:56,964 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:39:57,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:57,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 629 states and 1024 transitions. [2022-10-17 16:39:57,439 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1024 transitions. [2022-10-17 16:39:57,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-10-17 16:39:57,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:57,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:57,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:57,655 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:39:57,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:57,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 633 states and 1029 transitions. [2022-10-17 16:39:57,880 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1029 transitions. [2022-10-17 16:39:57,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-10-17 16:39:57,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:57,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:57,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:58,082 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:39:58,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:58,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 638 states and 1036 transitions. [2022-10-17 16:39:58,446 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1036 transitions. [2022-10-17 16:39:58,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:39:58,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:58,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:58,654 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:58,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:58,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 651 states and 1053 transitions. [2022-10-17 16:39:58,886 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1053 transitions. [2022-10-17 16:39:58,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:39:58,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:58,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:58,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:59,192 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:59,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:59,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 660 states and 1064 transitions. [2022-10-17 16:39:59,545 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1064 transitions. [2022-10-17 16:39:59,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:39:59,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:59,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:59,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:59,867 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:00,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:00,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 663 states and 1068 transitions. [2022-10-17 16:40:00,264 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1068 transitions. [2022-10-17 16:40:00,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:40:00,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:00,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:00,559 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:00,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:00,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 672 states and 1079 transitions. [2022-10-17 16:40:00,888 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1079 transitions. [2022-10-17 16:40:00,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:40:00,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:00,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:00,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:01,201 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:01,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:01,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 674 states and 1081 transitions. [2022-10-17 16:40:01,554 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1081 transitions. [2022-10-17 16:40:01,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-10-17 16:40:01,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:01,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:01,844 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:01,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:01,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 675 states and 1083 transitions. [2022-10-17 16:40:01,953 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1083 transitions. [2022-10-17 16:40:01,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-10-17 16:40:01,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:01,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:02,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:02,228 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:02,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:02,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 676 states and 1084 transitions. [2022-10-17 16:40:02,309 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1084 transitions. [2022-10-17 16:40:02,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:40:02,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:02,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:02,649 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:40:03,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:03,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 681 states and 1092 transitions. [2022-10-17 16:40:03,153 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1092 transitions. [2022-10-17 16:40:03,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 16:40:03,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:03,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:03,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:03,361 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:03,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:03,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 683 states and 1094 transitions. [2022-10-17 16:40:03,519 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1094 transitions. [2022-10-17 16:40:03,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 16:40:03,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:03,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:03,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:03,733 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:04,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:04,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 697 states and 1110 transitions. [2022-10-17 16:40:04,165 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1110 transitions. [2022-10-17 16:40:04,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 16:40:04,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:04,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:04,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:04,366 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:04,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:04,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 704 states and 1117 transitions. [2022-10-17 16:40:04,479 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1117 transitions. [2022-10-17 16:40:04,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-10-17 16:40:04,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:04,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:04,667 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:40:04,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:04,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 708 states and 1122 transitions. [2022-10-17 16:40:04,785 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1122 transitions. [2022-10-17 16:40:04,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-10-17 16:40:04,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:04,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:04,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:05,404 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:06,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:06,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 732 states and 1152 transitions. [2022-10-17 16:40:06,270 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1152 transitions. [2022-10-17 16:40:06,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-10-17 16:40:06,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:06,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:06,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:06,496 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:07,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:07,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 763 states and 1194 transitions. [2022-10-17 16:40:07,496 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1194 transitions. [2022-10-17 16:40:07,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-10-17 16:40:07,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:07,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:07,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:07,958 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.