./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/standard_init5_ground-1.i --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_72d95eba-8f77-4fe1-893e-ee0bc30fbcd1/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d95eba-8f77-4fe1-893e-ee0bc30fbcd1/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_72d95eba-8f77-4fe1-893e-ee0bc30fbcd1/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d95eba-8f77-4fe1-893e-ee0bc30fbcd1/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_init5_ground-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d95eba-8f77-4fe1-893e-ee0bc30fbcd1/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_72d95eba-8f77-4fe1-893e-ee0bc30fbcd1/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 bb3e31ea27a42ae055477cc52227cd03cc6f718b370476afce8b6d4401091af0 --- 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 17:04:06,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:04:06,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:04:06,927 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:04:06,928 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:04:06,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:04:06,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:04:06,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:04:06,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:04:06,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:04:06,939 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:04:06,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:04:06,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:04:06,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:04:06,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:04:06,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:04:06,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:04:06,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:04:06,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:04:06,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:04:06,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:04:06,969 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:04:06,973 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:04:06,974 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:04:06,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:04:06,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:04:06,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:04:06,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:04:06,986 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:04:06,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:04:06,988 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:04:06,989 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:04:06,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:04:06,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:04:06,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:04:07,001 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:04:07,002 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:04:07,002 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:04:07,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:04:07,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:04:07,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:04:07,007 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d95eba-8f77-4fe1-893e-ee0bc30fbcd1/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:04:07,070 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:04:07,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:04:07,073 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:04:07,073 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:04:07,074 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:04:07,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:04:07,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:04:07,075 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:04:07,075 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:04:07,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:04:07,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:04:07,077 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:04:07,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:04:07,077 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:04:07,077 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:04:07,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:04:07,078 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:04:07,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:04:07,078 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:04:07,079 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:04:07,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:04:07,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:07,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:04:07,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:04:07,080 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:04:07,081 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:04:07,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:04:07,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:04:07,081 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_72d95eba-8f77-4fe1-893e-ee0bc30fbcd1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d95eba-8f77-4fe1-893e-ee0bc30fbcd1/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb3e31ea27a42ae055477cc52227cd03cc6f718b370476afce8b6d4401091af0 [2022-10-17 17:04:07,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:04:07,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:04:07,415 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:04:07,417 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:04:07,419 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:04:07,421 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d95eba-8f77-4fe1-893e-ee0bc30fbcd1/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-examples/standard_init5_ground-1.i [2022-10-17 17:04:07,491 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d95eba-8f77-4fe1-893e-ee0bc30fbcd1/bin/ukojak-92XMlrwhuB/data/40a86ad10/3d3cd7fd05dd41c08f24e0b9bcab8024/FLAG67495c779 [2022-10-17 17:04:07,990 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:04:07,991 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d95eba-8f77-4fe1-893e-ee0bc30fbcd1/sv-benchmarks/c/array-examples/standard_init5_ground-1.i [2022-10-17 17:04:07,997 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d95eba-8f77-4fe1-893e-ee0bc30fbcd1/bin/ukojak-92XMlrwhuB/data/40a86ad10/3d3cd7fd05dd41c08f24e0b9bcab8024/FLAG67495c779 [2022-10-17 17:04:08,332 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d95eba-8f77-4fe1-893e-ee0bc30fbcd1/bin/ukojak-92XMlrwhuB/data/40a86ad10/3d3cd7fd05dd41c08f24e0b9bcab8024 [2022-10-17 17:04:08,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:04:08,337 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:04:08,338 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:08,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:04:08,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:04:08,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:08" (1/1) ... [2022-10-17 17:04:08,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7719ca05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:08, skipping insertion in model container [2022-10-17 17:04:08,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:08" (1/1) ... [2022-10-17 17:04:08,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:04:08,367 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:04:08,555 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_72d95eba-8f77-4fe1-893e-ee0bc30fbcd1/sv-benchmarks/c/array-examples/standard_init5_ground-1.i[816,829] [2022-10-17 17:04:08,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:08,584 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:04:08,597 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_72d95eba-8f77-4fe1-893e-ee0bc30fbcd1/sv-benchmarks/c/array-examples/standard_init5_ground-1.i[816,829] [2022-10-17 17:04:08,622 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:08,640 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:04:08,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:08 WrapperNode [2022-10-17 17:04:08,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:08,642 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:08,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:04:08,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:04:08,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:08" (1/1) ... [2022-10-17 17:04:08,659 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:08" (1/1) ... [2022-10-17 17:04:08,679 INFO L138 Inliner]: procedures = 15, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2022-10-17 17:04:08,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:08,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:04:08,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:04:08,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:04:08,691 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:08" (1/1) ... [2022-10-17 17:04:08,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:08" (1/1) ... [2022-10-17 17:04:08,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:08" (1/1) ... [2022-10-17 17:04:08,706 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:08" (1/1) ... [2022-10-17 17:04:08,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:08" (1/1) ... [2022-10-17 17:04:08,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:08" (1/1) ... [2022-10-17 17:04:08,732 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:08" (1/1) ... [2022-10-17 17:04:08,737 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:08" (1/1) ... [2022-10-17 17:04:08,739 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:04:08,741 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:04:08,742 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:04:08,742 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:04:08,743 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:08" (1/1) ... [2022-10-17 17:04:08,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:08,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d95eba-8f77-4fe1-893e-ee0bc30fbcd1/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:04:08,775 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d95eba-8f77-4fe1-893e-ee0bc30fbcd1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:04:08,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d95eba-8f77-4fe1-893e-ee0bc30fbcd1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:04:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:04:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:04:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:04:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:04:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:04:08,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:04:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:04:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:04:08,912 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:04:08,915 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:04:09,142 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:04:09,178 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:04:09,179 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-17 17:04:09,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:09 BoogieIcfgContainer [2022-10-17 17:04:09,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:04:09,183 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:04:09,183 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:04:09,194 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:04:09,194 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:09" (1/1) ... [2022-10-17 17:04:09,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:04:09,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:09,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2022-10-17 17:04:09,262 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2022-10-17 17:04:09,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:04:09,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:09,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:09,559 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 17:04:09,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:09,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2022-10-17 17:04:09,637 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2022-10-17 17:04:09,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:04:09,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:09,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:09,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:09,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:09,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:09,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2022-10-17 17:04:09,864 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2022-10-17 17:04:09,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:04:09,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:09,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:09,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:09,963 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:04:09,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:09,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2022-10-17 17:04:09,980 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2022-10-17 17:04:09,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:04:09,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:09,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:09,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:10,045 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:04:10,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:10,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2022-10-17 17:04:10,067 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2022-10-17 17:04:10,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:04:10,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:10,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:10,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:10,159 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:10,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:10,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2022-10-17 17:04:10,177 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2022-10-17 17:04:10,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:04:10,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:10,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:10,248 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:10,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:10,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2022-10-17 17:04:10,269 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2022-10-17 17:04:10,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:04:10,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:10,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:10,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:10,360 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 17:04:10,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:10,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2022-10-17 17:04:10,377 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2022-10-17 17:04:10,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:04:10,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:10,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:10,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:10,446 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 17:04:10,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:10,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 20 states and 33 transitions. [2022-10-17 17:04:10,484 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 33 transitions. [2022-10-17 17:04:10,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:04:10,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:10,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:10,586 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:10,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:10,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2022-10-17 17:04:10,610 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2022-10-17 17:04:10,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:04:10,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:10,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:10,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:10,693 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:10,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:10,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 22 states and 37 transitions. [2022-10-17 17:04:10,740 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 37 transitions. [2022-10-17 17:04:10,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:04:10,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:10,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:10,885 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:10,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:10,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 38 transitions. [2022-10-17 17:04:10,930 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 38 transitions. [2022-10-17 17:04:10,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:04:10,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:10,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:10,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:11,007 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:11,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:11,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 39 transitions. [2022-10-17 17:04:11,071 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 39 transitions. [2022-10-17 17:04:11,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 17:04:11,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:11,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:11,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:11,176 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:11,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:11,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2022-10-17 17:04:11,246 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2022-10-17 17:04:11,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:04:11,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:11,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:11,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:11,384 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:11,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:11,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 26 states and 41 transitions. [2022-10-17 17:04:11,437 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 41 transitions. [2022-10-17 17:04:11,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:04:11,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:11,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:11,540 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:11,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:11,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2022-10-17 17:04:11,594 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2022-10-17 17:04:11,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 17:04:11,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:11,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:11,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:11,764 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:11,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:11,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 43 transitions. [2022-10-17 17:04:11,829 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 43 transitions. [2022-10-17 17:04:11,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 17:04:11,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:11,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:11,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:12,022 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:12,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:12,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2022-10-17 17:04:12,096 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2022-10-17 17:04:12,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:04:12,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:12,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:12,242 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:12,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:12,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2022-10-17 17:04:12,320 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2022-10-17 17:04:12,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 17:04:12,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:12,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:12,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:12,570 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:12,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:12,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2022-10-17 17:04:12,659 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2022-10-17 17:04:12,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 17:04:12,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:12,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:12,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:12,866 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:12,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:12,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2022-10-17 17:04:12,938 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2022-10-17 17:04:12,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:04:12,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:12,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:12,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:13,125 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:13,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:13,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2022-10-17 17:04:13,195 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2022-10-17 17:04:13,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:04:13,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:13,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:13,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:13,375 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:13,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:13,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2022-10-17 17:04:13,461 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2022-10-17 17:04:13,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 17:04:13,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:13,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:13,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:13,684 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:13,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:13,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 50 transitions. [2022-10-17 17:04:13,766 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 50 transitions. [2022-10-17 17:04:13,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 17:04:13,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:13,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:13,995 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:14,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:14,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 36 states and 51 transitions. [2022-10-17 17:04:14,080 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 51 transitions. [2022-10-17 17:04:14,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 17:04:14,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:14,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:14,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:14,295 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:14,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:14,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 37 states and 52 transitions. [2022-10-17 17:04:14,385 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2022-10-17 17:04:14,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:14,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:14,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:14,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:14,678 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:14,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:14,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2022-10-17 17:04:14,774 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2022-10-17 17:04:14,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 17:04:14,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:14,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:14,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:15,039 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:15,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:15,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 39 states and 54 transitions. [2022-10-17 17:04:15,139 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2022-10-17 17:04:15,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 17:04:15,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:15,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:15,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:15,396 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:15,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:15,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 40 states and 55 transitions. [2022-10-17 17:04:15,521 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 55 transitions. [2022-10-17 17:04:15,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 17:04:15,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:15,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:15,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:15,819 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:15,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:15,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 41 states and 56 transitions. [2022-10-17 17:04:15,917 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 56 transitions. [2022-10-17 17:04:15,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 17:04:15,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:15,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:15,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:16,215 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:16,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:16,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 42 states and 57 transitions. [2022-10-17 17:04:16,341 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 57 transitions. [2022-10-17 17:04:16,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 17:04:16,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:16,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:16,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:16,682 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:16,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:16,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 43 states and 58 transitions. [2022-10-17 17:04:16,797 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2022-10-17 17:04:16,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 17:04:16,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:16,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:16,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:17,125 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:17,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:17,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 44 states and 59 transitions. [2022-10-17 17:04:17,247 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 59 transitions. [2022-10-17 17:04:17,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 17:04:17,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:17,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:17,582 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:17,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:17,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 45 states and 60 transitions. [2022-10-17 17:04:17,705 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2022-10-17 17:04:17,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 17:04:17,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:17,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:17,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:18,084 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:18,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:18,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2022-10-17 17:04:18,212 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2022-10-17 17:04:18,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:04:18,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:18,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:18,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:18,566 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:18,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:18,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2022-10-17 17:04:18,705 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2022-10-17 17:04:18,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:04:18,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:18,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:19,089 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:19,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:19,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 48 states and 63 transitions. [2022-10-17 17:04:19,247 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2022-10-17 17:04:19,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:04:19,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:19,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:19,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:19,635 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:19,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:19,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2022-10-17 17:04:19,786 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2022-10-17 17:04:19,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:04:19,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:19,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:19,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:20,176 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:20,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:20,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 50 states and 65 transitions. [2022-10-17 17:04:20,327 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2022-10-17 17:04:20,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:04:20,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:20,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:20,735 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:20,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:20,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2022-10-17 17:04:20,887 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2022-10-17 17:04:20,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:04:20,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:20,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:21,316 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:21,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:21,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 52 states and 67 transitions. [2022-10-17 17:04:21,474 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2022-10-17 17:04:21,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:04:21,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:21,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:21,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:21,963 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:22,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:22,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 53 states and 68 transitions. [2022-10-17 17:04:22,120 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2022-10-17 17:04:22,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:04:22,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:22,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:22,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:22,562 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:22,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:22,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 54 states and 69 transitions. [2022-10-17 17:04:22,732 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2022-10-17 17:04:22,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:04:22,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:22,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:22,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:23,185 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:23,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:23,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 55 states and 70 transitions. [2022-10-17 17:04:23,367 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2022-10-17 17:04:23,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:04:23,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:23,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:23,861 INFO L134 CoverageAnalysis]: Checked inductivity of 642 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:24,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:24,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 56 states and 71 transitions. [2022-10-17 17:04:24,043 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2022-10-17 17:04:24,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:04:24,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:24,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:24,567 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:24,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:24,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 57 states and 72 transitions. [2022-10-17 17:04:24,748 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2022-10-17 17:04:24,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:04:24,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:24,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:24,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:25,311 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:25,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:25,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 58 states and 73 transitions. [2022-10-17 17:04:25,516 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2022-10-17 17:04:25,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:04:25,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:25,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:25,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:26,054 INFO L134 CoverageAnalysis]: Checked inductivity of 753 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:26,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:26,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 59 states and 74 transitions. [2022-10-17 17:04:26,243 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 74 transitions. [2022-10-17 17:04:26,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:04:26,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:26,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:26,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:26,753 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:26,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:26,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 60 states and 75 transitions. [2022-10-17 17:04:26,955 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2022-10-17 17:04:26,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 17:04:26,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:26,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:26,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:27,493 INFO L134 CoverageAnalysis]: Checked inductivity of 832 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:27,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:27,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 61 states and 76 transitions. [2022-10-17 17:04:27,688 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 76 transitions. [2022-10-17 17:04:27,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 17:04:27,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:27,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:27,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:28,254 INFO L134 CoverageAnalysis]: Checked inductivity of 873 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:28,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:28,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 62 states and 77 transitions. [2022-10-17 17:04:28,475 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 77 transitions. [2022-10-17 17:04:28,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:04:28,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:28,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:29,135 INFO L134 CoverageAnalysis]: Checked inductivity of 915 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:29,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:29,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 63 states and 78 transitions. [2022-10-17 17:04:29,349 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2022-10-17 17:04:29,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:04:29,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:29,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:29,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:29,976 INFO L134 CoverageAnalysis]: Checked inductivity of 958 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:30,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:30,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 64 states and 79 transitions. [2022-10-17 17:04:30,187 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 79 transitions. [2022-10-17 17:04:30,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:04:30,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:30,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:30,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:30,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:31,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:31,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 65 states and 80 transitions. [2022-10-17 17:04:31,065 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 80 transitions. [2022-10-17 17:04:31,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:04:31,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:31,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:31,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:31,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1047 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:31,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:31,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 66 states and 81 transitions. [2022-10-17 17:04:31,928 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 81 transitions. [2022-10-17 17:04:31,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 17:04:31,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:31,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:31,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:32,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1093 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:32,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:32,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 67 states and 82 transitions. [2022-10-17 17:04:32,802 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 82 transitions. [2022-10-17 17:04:32,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:04:32,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:32,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:33,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1140 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:33,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:33,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 68 states and 83 transitions. [2022-10-17 17:04:33,767 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 83 transitions. [2022-10-17 17:04:33,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 17:04:33,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:33,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:34,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.