./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-simple/nested_5.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_53da64ce-8c8e-420e-92d6-efc2f27f2727/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53da64ce-8c8e-420e-92d6-efc2f27f2727/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_53da64ce-8c8e-420e-92d6-efc2f27f2727/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53da64ce-8c8e-420e-92d6-efc2f27f2727/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-simple/nested_5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53da64ce-8c8e-420e-92d6-efc2f27f2727/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_53da64ce-8c8e-420e-92d6-efc2f27f2727/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 3d0f32d2f39934bb8fd732fa206acfa5d2fb4cacaee37919c0e4326d55891c86 --- 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 16:54:06,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:54:06,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:54:06,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:54:06,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:54:06,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:54:06,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:54:06,818 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:54:06,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:54:06,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:54:06,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:54:06,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:54:06,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:54:06,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:54:06,828 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:54:06,833 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:54:06,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:54:06,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:54:06,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:54:06,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:54:06,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:54:06,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:54:06,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:54:06,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:54:06,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:54:06,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:54:06,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:54:06,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:54:06,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:54:06,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:54:06,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:54:06,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:54:06,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:54:06,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:54:06,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:54:06,877 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:54:06,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:54:06,878 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:54:06,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:54:06,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:54:06,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:54:06,881 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53da64ce-8c8e-420e-92d6-efc2f27f2727/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:54:06,906 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:54:06,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:54:06,907 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:54:06,907 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:54:06,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:54:06,908 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:54:06,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:54:06,909 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:54:06,909 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:54:06,910 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:54:06,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:54:06,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:54:06,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:54:06,911 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:54:06,911 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:54:06,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:54:06,911 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:54:06,912 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:54:06,912 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:54:06,912 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:54:06,912 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:54:06,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:06,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:54:06,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:54:06,914 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:54:06,914 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:54:06,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:54:06,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:54:06,915 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_53da64ce-8c8e-420e-92d6-efc2f27f2727/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53da64ce-8c8e-420e-92d6-efc2f27f2727/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d0f32d2f39934bb8fd732fa206acfa5d2fb4cacaee37919c0e4326d55891c86 [2022-10-17 16:54:07,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:54:07,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:54:07,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:54:07,219 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:54:07,220 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:54:07,222 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53da64ce-8c8e-420e-92d6-efc2f27f2727/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loop-simple/nested_5.c [2022-10-17 16:54:07,297 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53da64ce-8c8e-420e-92d6-efc2f27f2727/bin/ukojak-92XMlrwhuB/data/197ef2922/b8ec2db0e78c4126be4a5f4941411111/FLAG27cd18deb [2022-10-17 16:54:07,845 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:54:07,847 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53da64ce-8c8e-420e-92d6-efc2f27f2727/sv-benchmarks/c/loop-simple/nested_5.c [2022-10-17 16:54:07,854 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53da64ce-8c8e-420e-92d6-efc2f27f2727/bin/ukojak-92XMlrwhuB/data/197ef2922/b8ec2db0e78c4126be4a5f4941411111/FLAG27cd18deb [2022-10-17 16:54:08,215 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53da64ce-8c8e-420e-92d6-efc2f27f2727/bin/ukojak-92XMlrwhuB/data/197ef2922/b8ec2db0e78c4126be4a5f4941411111 [2022-10-17 16:54:08,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:54:08,220 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:54:08,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:08,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:54:08,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:54:08,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:08" (1/1) ... [2022-10-17 16:54:08,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74d3653c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:08, skipping insertion in model container [2022-10-17 16:54:08,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:08" (1/1) ... [2022-10-17 16:54:08,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:54:08,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:54:08,455 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_53da64ce-8c8e-420e-92d6-efc2f27f2727/sv-benchmarks/c/loop-simple/nested_5.c[899,912] [2022-10-17 16:54:08,459 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:08,469 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:54:08,487 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_53da64ce-8c8e-420e-92d6-efc2f27f2727/sv-benchmarks/c/loop-simple/nested_5.c[899,912] [2022-10-17 16:54:08,488 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:08,502 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:54:08,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:08 WrapperNode [2022-10-17 16:54:08,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:08,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:08,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:54:08,504 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:54:08,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:08" (1/1) ... [2022-10-17 16:54:08,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:08" (1/1) ... [2022-10-17 16:54:08,539 INFO L138 Inliner]: procedures = 10, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 59 [2022-10-17 16:54:08,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:08,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:54:08,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:54:08,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:54:08,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:08" (1/1) ... [2022-10-17 16:54:08,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:08" (1/1) ... [2022-10-17 16:54:08,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:08" (1/1) ... [2022-10-17 16:54:08,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:08" (1/1) ... [2022-10-17 16:54:08,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:08" (1/1) ... [2022-10-17 16:54:08,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:08" (1/1) ... [2022-10-17 16:54:08,561 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:08" (1/1) ... [2022-10-17 16:54:08,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:08" (1/1) ... [2022-10-17 16:54:08,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:54:08,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:54:08,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:54:08,566 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:54:08,567 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:08" (1/1) ... [2022-10-17 16:54:08,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:08,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53da64ce-8c8e-420e-92d6-efc2f27f2727/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:54:08,606 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53da64ce-8c8e-420e-92d6-efc2f27f2727/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:54:08,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53da64ce-8c8e-420e-92d6-efc2f27f2727/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:54:08,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:54:08,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:54:08,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:54:08,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:54:08,742 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:54:08,744 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:54:08,941 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:54:09,007 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:54:09,008 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 16:54:09,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:54:09 BoogieIcfgContainer [2022-10-17 16:54:09,010 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:54:09,011 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:54:09,012 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:54:09,042 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:54:09,043 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:54:09" (1/1) ... [2022-10-17 16:54:09,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:54:09,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:09,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2022-10-17 16:54:09,137 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2022-10-17 16:54:09,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:54:09,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:09,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:09,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:09,385 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 16:54:09,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:09,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2022-10-17 16:54:09,454 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2022-10-17 16:54:09,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:54:09,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:09,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:09,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:09,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:09,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2022-10-17 16:54:09,607 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2022-10-17 16:54:09,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:54:09,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:09,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:09,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:09,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:09,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2022-10-17 16:54:09,726 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2022-10-17 16:54:09,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:54:09,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:09,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:09,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:09,795 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:09,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:09,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2022-10-17 16:54:09,826 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2022-10-17 16:54:09,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:54:09,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:09,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:09,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:09,943 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 16:54:09,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:09,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2022-10-17 16:54:09,986 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2022-10-17 16:54:09,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:54:09,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:09,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:09,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:10,063 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:10,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:10,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2022-10-17 16:54:10,170 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2022-10-17 16:54:10,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:54:10,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:10,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:10,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:10,290 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:54:10,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:10,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2022-10-17 16:54:10,654 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2022-10-17 16:54:10,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:54:10,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:10,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:10,770 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:54:11,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:11,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 31 states and 55 transitions. [2022-10-17 16:54:11,932 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 55 transitions. [2022-10-17 16:54:11,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:54:11,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:11,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:11,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:12,023 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-10-17 16:54:15,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:15,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 53 states and 99 transitions. [2022-10-17 16:54:15,426 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 99 transitions. [2022-10-17 16:54:15,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:54:15,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:15,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:15,646 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2022-10-17 16:54:25,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:25,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 99 states and 191 transitions. [2022-10-17 16:54:25,901 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 191 transitions. [2022-10-17 16:54:25,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-17 16:54:25,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:25,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:26,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1488 backedges. 176 proven. 3 refuted. 0 times theorem prover too weak. 1309 trivial. 0 not checked. [2022-10-17 16:54:26,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:26,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 100 states and 192 transitions. [2022-10-17 16:54:26,653 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 192 transitions. [2022-10-17 16:54:26,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-10-17 16:54:26,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:26,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:26,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1536 backedges. 221 proven. 6 refuted. 0 times theorem prover too weak. 1309 trivial. 0 not checked. [2022-10-17 16:54:27,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:27,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 101 states and 193 transitions. [2022-10-17 16:54:27,325 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 193 transitions. [2022-10-17 16:54:27,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 16:54:27,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:27,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:27,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1585 backedges. 266 proven. 10 refuted. 0 times theorem prover too weak. 1309 trivial. 0 not checked. [2022-10-17 16:54:28,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:28,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 102 states and 194 transitions. [2022-10-17 16:54:28,016 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 194 transitions. [2022-10-17 16:54:28,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:54:28,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:28,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:28,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:28,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1635 backedges. 311 proven. 15 refuted. 0 times theorem prover too weak. 1309 trivial. 0 not checked. [2022-10-17 16:54:28,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:28,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 103 states and 194 transitions. [2022-10-17 16:54:28,872 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 194 transitions. [2022-10-17 16:54:28,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-10-17 16:54:28,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:28,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:28,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:29,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1686 backedges. 501 proven. 24 refuted. 0 times theorem prover too weak. 1161 trivial. 0 not checked. [2022-10-17 16:54:30,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:30,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 107 states and 201 transitions. [2022-10-17 16:54:30,436 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 201 transitions. [2022-10-17 16:54:30,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 16:54:30,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:30,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:30,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:30,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1869 backedges. 535 proven. 3 refuted. 0 times theorem prover too weak. 1331 trivial. 0 not checked. [2022-10-17 16:54:30,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:30,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 108 states and 202 transitions. [2022-10-17 16:54:30,965 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 202 transitions. [2022-10-17 16:54:30,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-10-17 16:54:30,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:30,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:31,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:31,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1924 backedges. 587 proven. 6 refuted. 0 times theorem prover too weak. 1331 trivial. 0 not checked. [2022-10-17 16:54:31,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:31,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 109 states and 203 transitions. [2022-10-17 16:54:31,526 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 203 transitions. [2022-10-17 16:54:31,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-17 16:54:31,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:31,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:31,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:31,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 639 proven. 10 refuted. 0 times theorem prover too weak. 1331 trivial. 0 not checked. [2022-10-17 16:54:32,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:32,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 110 states and 204 transitions. [2022-10-17 16:54:32,049 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 204 transitions. [2022-10-17 16:54:32,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 16:54:32,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:32,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:32,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:32,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2037 backedges. 691 proven. 15 refuted. 0 times theorem prover too weak. 1331 trivial. 0 not checked. [2022-10-17 16:54:32,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:32,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 111 states and 204 transitions. [2022-10-17 16:54:32,603 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 204 transitions. [2022-10-17 16:54:32,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-10-17 16:54:32,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:32,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:32,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:32,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2095 backedges. 816 proven. 97 refuted. 0 times theorem prover too weak. 1182 trivial. 0 not checked. [2022-10-17 16:54:34,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:34,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 115 states and 211 transitions. [2022-10-17 16:54:34,269 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 211 transitions. [2022-10-17 16:54:34,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-10-17 16:54:34,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:34,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:34,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2300 backedges. 894 proven. 3 refuted. 0 times theorem prover too weak. 1403 trivial. 0 not checked. [2022-10-17 16:54:34,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:34,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 116 states and 212 transitions. [2022-10-17 16:54:34,808 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 212 transitions. [2022-10-17 16:54:34,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 16:54:34,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:34,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:34,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2362 backedges. 953 proven. 6 refuted. 0 times theorem prover too weak. 1403 trivial. 0 not checked. [2022-10-17 16:54:35,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:35,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 117 states and 213 transitions. [2022-10-17 16:54:35,334 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 213 transitions. [2022-10-17 16:54:35,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-10-17 16:54:35,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:35,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:35,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:35,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2425 backedges. 1012 proven. 10 refuted. 0 times theorem prover too weak. 1403 trivial. 0 not checked. [2022-10-17 16:54:35,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:35,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 118 states and 214 transitions. [2022-10-17 16:54:35,967 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 214 transitions. [2022-10-17 16:54:35,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 16:54:35,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:35,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:36,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:36,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2489 backedges. 1071 proven. 15 refuted. 0 times theorem prover too weak. 1403 trivial. 0 not checked. [2022-10-17 16:54:36,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:36,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 119 states and 214 transitions. [2022-10-17 16:54:36,574 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 214 transitions. [2022-10-17 16:54:36,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:54:36,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:36,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:36,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:36,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2554 backedges. 1131 proven. 220 refuted. 0 times theorem prover too weak. 1203 trivial. 0 not checked. [2022-10-17 16:54:38,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:38,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 123 states and 221 transitions. [2022-10-17 16:54:38,422 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 221 transitions. [2022-10-17 16:54:38,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-10-17 16:54:38,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:38,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:38,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:38,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2781 backedges. 1253 proven. 3 refuted. 0 times theorem prover too weak. 1525 trivial. 0 not checked. [2022-10-17 16:54:39,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:39,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 124 states and 222 transitions. [2022-10-17 16:54:39,056 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 222 transitions. [2022-10-17 16:54:39,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-10-17 16:54:39,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:39,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:39,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat