./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc5bdd7a-2696-4a1d-a67c-1bae62ca2296/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc5bdd7a-2696-4a1d-a67c-1bae62ca2296/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc5bdd7a-2696-4a1d-a67c-1bae62ca2296/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc5bdd7a-2696-4a1d-a67c-1bae62ca2296/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc5bdd7a-2696-4a1d-a67c-1bae62ca2296/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc5bdd7a-2696-4a1d-a67c-1bae62ca2296/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0a6d36c45579adaf3871b264b96aba9fa14294bc645c23d191a4e77c149500df --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 22:42:29,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:42:29,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:42:29,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:42:29,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:42:29,890 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:42:29,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:42:29,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:42:29,894 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:42:29,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:42:29,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:42:29,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:42:29,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:42:29,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:42:29,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:42:29,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:42:29,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:42:29,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:42:29,903 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:42:29,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:42:29,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:42:29,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:42:29,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:42:29,909 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:42:29,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:42:29,913 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:42:29,913 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:42:29,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:42:29,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:42:29,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:42:29,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:42:29,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:42:29,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:42:29,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:42:29,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:42:29,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:42:29,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:42:29,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:42:29,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:42:29,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:42:29,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:42:29,922 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc5bdd7a-2696-4a1d-a67c-1bae62ca2296/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 22:42:29,942 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:42:29,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:42:29,943 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:42:29,944 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:42:29,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:42:29,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:42:29,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:42:29,945 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:42:29,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:42:29,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:42:29,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:42:29,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:42:29,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:42:29,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:42:29,946 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:42:29,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:42:29,947 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:42:29,947 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:42:29,947 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:42:29,947 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:42:29,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:42:29,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:42:29,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:42:29,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:42:29,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:42:29,948 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:42:29,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:42:29,949 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:42:29,949 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_cc5bdd7a-2696-4a1d-a67c-1bae62ca2296/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc5bdd7a-2696-4a1d-a67c-1bae62ca2296/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a6d36c45579adaf3871b264b96aba9fa14294bc645c23d191a4e77c149500df [2022-12-14 22:42:30,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:42:30,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:42:30,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:42:30,186 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:42:30,186 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:42:30,187 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc5bdd7a-2696-4a1d-a67c-1bae62ca2296/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound10.c [2022-12-14 22:42:32,732 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:42:32,903 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:42:32,904 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc5bdd7a-2696-4a1d-a67c-1bae62ca2296/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound10.c [2022-12-14 22:42:32,910 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc5bdd7a-2696-4a1d-a67c-1bae62ca2296/bin/ukojak-rkRKPMF4O4/data/252604d13/efee11040bf44db58e629deda180265d/FLAGb7de9efd8 [2022-12-14 22:42:33,312 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc5bdd7a-2696-4a1d-a67c-1bae62ca2296/bin/ukojak-rkRKPMF4O4/data/252604d13/efee11040bf44db58e629deda180265d [2022-12-14 22:42:33,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:42:33,316 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:42:33,318 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:42:33,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:42:33,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:42:33,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:42:33" (1/1) ... [2022-12-14 22:42:33,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ee43974 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:33, skipping insertion in model container [2022-12-14 22:42:33,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:42:33" (1/1) ... [2022-12-14 22:42:33,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:42:33,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:42:33,485 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc5bdd7a-2696-4a1d-a67c-1bae62ca2296/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound10.c[489,502] [2022-12-14 22:42:33,503 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:42:33,510 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:42:33,519 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc5bdd7a-2696-4a1d-a67c-1bae62ca2296/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound10.c[489,502] [2022-12-14 22:42:33,526 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:42:33,538 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:42:33,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:33 WrapperNode [2022-12-14 22:42:33,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:42:33,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:42:33,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:42:33,540 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:42:33,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:33" (1/1) ... [2022-12-14 22:42:33,551 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:33" (1/1) ... [2022-12-14 22:42:33,565 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 59 [2022-12-14 22:42:33,565 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:42:33,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:42:33,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:42:33,566 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:42:33,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:33" (1/1) ... [2022-12-14 22:42:33,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:33" (1/1) ... [2022-12-14 22:42:33,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:33" (1/1) ... [2022-12-14 22:42:33,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:33" (1/1) ... [2022-12-14 22:42:33,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:33" (1/1) ... [2022-12-14 22:42:33,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:33" (1/1) ... [2022-12-14 22:42:33,584 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:33" (1/1) ... [2022-12-14 22:42:33,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:33" (1/1) ... [2022-12-14 22:42:33,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:42:33,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:42:33,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:42:33,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:42:33,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:33" (1/1) ... [2022-12-14 22:42:33,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:42:33,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc5bdd7a-2696-4a1d-a67c-1bae62ca2296/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:42:33,615 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc5bdd7a-2696-4a1d-a67c-1bae62ca2296/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:42:33,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc5bdd7a-2696-4a1d-a67c-1bae62ca2296/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:42:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:42:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 22:42:33,650 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 22:42:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:42:33,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:42:33,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:42:33,651 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 22:42:33,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 22:42:33,708 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:42:33,709 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:42:33,822 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:42:33,847 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:42:33,847 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 22:42:33,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:42:33 BoogieIcfgContainer [2022-12-14 22:42:33,849 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:42:33,850 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:42:33,850 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:42:33,858 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:42:33,858 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:42:33" (1/1) ... [2022-12-14 22:42:33,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:42:33,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:42:33,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2022-12-14 22:42:33,905 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2022-12-14 22:42:33,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 22:42:33,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:42:33,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:42:33,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:42:34,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 22:42:34,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:42:34,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2022-12-14 22:42:34,036 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2022-12-14 22:42:34,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 22:42:34,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:42:34,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:42:34,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:42:34,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 22:42:34,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:42:34,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 35 transitions. [2022-12-14 22:42:34,181 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2022-12-14 22:42:34,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 22:42:34,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:42:34,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:42:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:42:34,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 22:42:34,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:42:34,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 22:42:34,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:42:34,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 50 transitions. [2022-12-14 22:42:34,542 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2022-12-14 22:42:34,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 22:42:34,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:42:34,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:42:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:42:34,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 22:42:34,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:42:34,735 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 22:42:35,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:42:35,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 59 transitions. [2022-12-14 22:42:35,414 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 59 transitions. [2022-12-14 22:42:35,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 22:42:35,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:42:35,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:42:35,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:42:35,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 28 conjunts are in the unsatisfiable core [2022-12-14 22:42:35,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:42:35,750 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 22:42:37,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:42:37,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 42 states and 80 transitions. [2022-12-14 22:42:37,183 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2022-12-14 22:42:37,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 22:42:37,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:42:37,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:42:37,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:42:37,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 22:42:37,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:42:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 22:42:37,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:42:37,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 43 states and 81 transitions. [2022-12-14 22:42:37,302 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 81 transitions. [2022-12-14 22:42:37,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 22:42:37,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:42:37,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:42:37,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:42:37,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-14 22:42:37,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:42:37,661 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 22:42:38,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:42:38,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 48 states and 98 transitions. [2022-12-14 22:42:38,581 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 98 transitions. [2022-12-14 22:42:38,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 22:42:38,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:42:38,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:42:38,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:42:38,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 22:42:38,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:42:38,747 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 22:42:40,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:42:40,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 58 states and 148 transitions. [2022-12-14 22:42:40,269 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 148 transitions. [2022-12-14 22:42:40,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 22:42:40,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:42:40,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:42:40,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:42:40,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-14 22:42:40,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:42:40,519 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 22:42:41,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:42:41,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 60 states and 152 transitions. [2022-12-14 22:42:41,072 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 152 transitions. [2022-12-14 22:42:41,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 22:42:41,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:42:41,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:42:41,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:42:41,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 22:42:41,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:42:41,293 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 22:42:42,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:42:42,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 64 states and 168 transitions. [2022-12-14 22:42:42,114 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 168 transitions. [2022-12-14 22:42:42,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 22:42:42,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:42:42,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:42:42,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:42:42,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 40 conjunts are in the unsatisfiable core [2022-12-14 22:42:42,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:42:43,058 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 22:42:45,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:42:45,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 69 states and 192 transitions. [2022-12-14 22:42:45,236 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 192 transitions. [2022-12-14 22:42:45,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 22:42:45,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:42:45,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:42:45,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:42:45,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 22:42:45,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:42:45,871 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 22:42:47,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:42:47,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 71 states and 208 transitions. [2022-12-14 22:42:47,217 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 208 transitions. [2022-12-14 22:42:47,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 22:42:47,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:42:47,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:42:47,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:42:47,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 22:42:47,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:42:47,725 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 22:42:48,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:42:48,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 73 states and 212 transitions. [2022-12-14 22:42:48,522 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 212 transitions. [2022-12-14 22:42:48,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 22:42:48,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:42:48,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:42:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:42:48,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 22:42:48,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:42:48,776 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 22:42:53,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:42:53,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 76 states and 224 transitions. [2022-12-14 22:42:53,991 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 224 transitions. [2022-12-14 22:42:53,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 22:42:53,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:42:53,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:42:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:42:54,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 22:42:54,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:42:54,739 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 22:42:57,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:42:57,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 81 states and 252 transitions. [2022-12-14 22:42:57,898 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 252 transitions. [2022-12-14 22:42:57,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 22:42:57,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:42:57,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:42:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:42:57,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 22:42:57,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:42:58,533 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 22:43:02,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:43:02,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 86 states and 277 transitions. [2022-12-14 22:43:02,108 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 277 transitions. [2022-12-14 22:43:02,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 22:43:02,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:43:02,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:43:02,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:43:02,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 22:43:02,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:43:02,638 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 22:43:03,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:43:03,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 87 states and 281 transitions. [2022-12-14 22:43:03,341 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 281 transitions. [2022-12-14 22:43:03,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 22:43:03,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:43:03,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:43:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:43:03,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 22:43:03,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:43:03,841 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 22:43:05,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:43:05,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 89 states and 284 transitions. [2022-12-14 22:43:05,562 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 284 transitions. [2022-12-14 22:43:05,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 22:43:05,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:43:05,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:43:05,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:43:05,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 22:43:05,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:43:06,032 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 22:43:07,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:43:07,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 91 states and 286 transitions. [2022-12-14 22:43:07,444 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 286 transitions. [2022-12-14 22:43:07,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 22:43:07,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:43:07,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:43:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:43:07,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 22:43:07,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:43:07,900 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 22:43:24,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:43:24,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 95 states and 305 transitions. [2022-12-14 22:43:24,565 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 305 transitions. [2022-12-14 22:43:24,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 22:43:24,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:43:24,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:43:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:43:24,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 22:43:24,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:43:26,773 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 22:43:33,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:43:33,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 104 states and 350 transitions. [2022-12-14 22:43:33,914 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 350 transitions. [2022-12-14 22:43:33,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 22:43:33,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:43:33,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:43:33,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:43:33,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 22:43:33,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:43:34,555 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 22:43:37,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:43:37,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 106 states and 354 transitions. [2022-12-14 22:43:37,217 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 354 transitions. [2022-12-14 22:43:37,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 22:43:37,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:43:37,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:43:37,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:43:37,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 22:43:37,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:43:37,949 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 22:43:38,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:43:38,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 107 states and 357 transitions. [2022-12-14 22:43:38,683 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 357 transitions. [2022-12-14 22:43:38,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 22:43:38,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:43:38,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:43:38,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:43:38,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 22:43:38,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:43:39,017 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 22:43:43,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:43:43,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 117 states and 476 transitions. [2022-12-14 22:43:43,235 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 476 transitions. [2022-12-14 22:43:43,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 22:43:43,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:43:43,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:43:43,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:43:43,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 22:43:43,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:43:43,952 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 22:43:45,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:43:45,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 119 states and 480 transitions. [2022-12-14 22:43:45,974 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 480 transitions. [2022-12-14 22:43:45,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 22:43:45,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:43:45,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:43:45,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:43:45,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 22:43:45,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:43:46,022 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 22:43:47,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:43:47,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 121 states and 481 transitions. [2022-12-14 22:43:47,501 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 481 transitions. [2022-12-14 22:43:47,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 22:43:47,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:43:47,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:43:47,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:43:47,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 22:43:47,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:43:47,563 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 22:43:53,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:43:53,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 123 states and 483 transitions. [2022-12-14 22:43:53,423 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 483 transitions. [2022-12-14 22:43:53,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 22:43:53,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:43:53,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:43:53,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:43:53,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 22:43:53,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:43:53,485 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 22:43:54,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:43:54,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 123 states and 482 transitions. [2022-12-14 22:43:54,008 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 482 transitions. [2022-12-14 22:43:54,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 22:43:54,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:43:54,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:43:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:43:54,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 22:43:54,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:43:54,050 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 22:43:56,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:43:56,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 125 states and 497 transitions. [2022-12-14 22:43:56,208 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 497 transitions. [2022-12-14 22:43:56,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 22:43:56,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:43:56,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:43:56,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:43:56,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 22:43:56,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:43:56,245 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 22:43:56,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:43:56,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 126 states and 499 transitions. [2022-12-14 22:43:56,736 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 499 transitions. [2022-12-14 22:43:56,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 22:43:56,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:43:56,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:43:56,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:43:56,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 22:43:56,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:44:00,536 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 28 proven. 18 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-14 22:44:14,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:44:14,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 131 states and 541 transitions. [2022-12-14 22:44:14,467 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 541 transitions. [2022-12-14 22:44:14,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 22:44:14,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:44:14,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:44:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:44:14,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 22:44:14,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:44:26,711 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 28 proven. 18 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-14 22:44:33,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:44:33,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 134 states and 562 transitions. [2022-12-14 22:44:33,782 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 562 transitions. [2022-12-14 22:44:33,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 22:44:33,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:44:33,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:44:33,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:44:33,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 22:44:33,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:44:35,559 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 28 proven. 18 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-14 22:44:45,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:44:45,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 136 states and 567 transitions. [2022-12-14 22:44:45,140 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 567 transitions. [2022-12-14 22:44:45,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 22:44:45,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:44:45,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:44:45,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:44:45,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 22:44:45,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:44:46,656 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 28 proven. 18 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-14 22:44:48,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:44:48,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 138 states and 571 transitions. [2022-12-14 22:44:48,334 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 571 transitions. [2022-12-14 22:44:48,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 22:44:48,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:44:48,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:44:48,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:44:48,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 22:44:48,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:44:51,101 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 22:45:14,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:45:14,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 143 states and 608 transitions. [2022-12-14 22:45:14,537 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 608 transitions. [2022-12-14 22:45:14,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 22:45:14,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:45:14,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:45:14,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:45:14,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 22:45:14,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:45:16,148 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 22:45:21,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:45:21,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 147 states and 625 transitions. [2022-12-14 22:45:21,090 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 625 transitions. [2022-12-14 22:45:21,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 22:45:21,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:45:21,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:45:21,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:45:21,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 22:45:21,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:45:22,051 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 22:45:41,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:45:41,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 149 states and 628 transitions. [2022-12-14 22:45:41,954 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 628 transitions. [2022-12-14 22:45:41,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 22:45:41,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:45:41,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:45:42,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:45:42,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 22:45:42,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:46:12,342 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 30 proven. 23 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 22:46:19,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:46:19,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 152 states and 641 transitions. [2022-12-14 22:46:19,092 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 641 transitions. [2022-12-14 22:46:19,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 22:46:19,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:46:19,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:46:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:46:19,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 22:46:19,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:46:20,439 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 22:46:22,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:46:22,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 154 states and 643 transitions. [2022-12-14 22:46:22,744 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 643 transitions. [2022-12-14 22:46:22,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 22:46:22,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:46:22,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:46:22,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:46:22,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 22:46:22,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:46:23,675 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 22:46:25,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:46:25,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 155 states and 646 transitions. [2022-12-14 22:46:25,140 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 646 transitions. [2022-12-14 22:46:25,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 22:46:25,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:46:25,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:46:25,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:46:25,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 22:46:25,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:46:26,096 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 22:46:27,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:46:27,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 156 states and 652 transitions. [2022-12-14 22:46:27,718 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 652 transitions. [2022-12-14 22:46:27,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 22:46:27,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:46:27,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:46:27,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:46:27,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 22:46:27,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:46:32,423 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 22:46:45,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:46:45,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 162 states and 712 transitions. [2022-12-14 22:46:45,412 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 712 transitions. [2022-12-14 22:46:45,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 22:46:45,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:46:45,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:46:45,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:46:45,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 22:46:45,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:46:50,709 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 22:46:55,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:46:55,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 164 states and 717 transitions. [2022-12-14 22:46:55,796 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 717 transitions. [2022-12-14 22:46:55,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 22:46:55,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:46:55,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:46:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:46:55,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 22:46:55,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:47:01,188 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 22:47:05,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:47:05,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 166 states and 719 transitions. [2022-12-14 22:47:05,825 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 719 transitions. [2022-12-14 22:47:05,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 22:47:05,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:47:05,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:47:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:47:05,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 22:47:05,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:47:06,480 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 22:47:17,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:47:17,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 172 states and 767 transitions. [2022-12-14 22:47:17,142 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 767 transitions. [2022-12-14 22:47:17,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 22:47:17,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:47:17,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:47:17,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:47:17,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 22:47:17,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:47:22,806 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 22:47:27,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:47:27,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 174 states and 772 transitions. [2022-12-14 22:47:27,951 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 772 transitions. [2022-12-14 22:47:27,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 22:47:27,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:47:27,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:47:27,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:47:27,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 22:47:27,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:47:28,022 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 22:47:45,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:47:45,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 179 states and 895 transitions. [2022-12-14 22:47:45,322 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 895 transitions. [2022-12-14 22:47:45,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 22:47:45,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:47:45,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:47:45,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:47:45,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 22:47:45,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:47:45,396 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 22:47:46,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:47:46,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 181 states and 899 transitions. [2022-12-14 22:47:46,395 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 899 transitions. [2022-12-14 22:47:46,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 22:47:46,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:47:46,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:47:46,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:47:46,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 22:47:46,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:47:46,469 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 22:47:47,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:47:47,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 182 states and 903 transitions. [2022-12-14 22:47:47,484 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 903 transitions. [2022-12-14 22:47:47,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 22:47:47,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:47:47,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:47:47,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:47:47,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 22:47:47,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:47:51,731 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 22:47:53,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:47:53,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 183 states and 908 transitions. [2022-12-14 22:47:53,291 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 908 transitions. [2022-12-14 22:47:53,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 22:47:53,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:47:53,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:47:53,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:47:53,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 22:47:53,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:47:53,376 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 22:47:55,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:47:55,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 185 states and 909 transitions. [2022-12-14 22:47:55,998 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 909 transitions. [2022-12-14 22:47:55,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 22:47:55,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:47:55,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:47:56,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:47:56,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 22:47:56,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:48:01,326 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 22:48:06,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:06,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 186 states and 914 transitions. [2022-12-14 22:48:06,851 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 914 transitions. [2022-12-14 22:48:06,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 22:48:06,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:06,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:06,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:06,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 22:48:06,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:48:06,924 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 22:48:08,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:08,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 187 states and 915 transitions. [2022-12-14 22:48:08,649 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 915 transitions. [2022-12-14 22:48:08,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 22:48:08,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:08,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:08,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 22:48:08,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:48:08,740 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 22:48:21,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:21,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 187 states and 912 transitions. [2022-12-14 22:48:21,312 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 912 transitions. [2022-12-14 22:48:21,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 22:48:21,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:21,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:21,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:21,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 22:48:21,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:48:21,390 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 22:48:22,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:22,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 187 states and 911 transitions. [2022-12-14 22:48:22,234 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 911 transitions. [2022-12-14 22:48:22,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 22:48:22,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:22,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:22,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 22:48:22,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:48:22,297 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 22:48:23,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:23,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 187 states and 910 transitions. [2022-12-14 22:48:23,172 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 910 transitions. [2022-12-14 22:48:23,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 22:48:23,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:23,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:23,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:23,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 22:48:23,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:48:23,223 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 22:48:34,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:34,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 189 states and 934 transitions. [2022-12-14 22:48:34,295 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 934 transitions. [2022-12-14 22:48:34,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 22:48:34,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:34,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:34,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 22:48:34,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:48:34,345 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 22:48:36,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:36,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 190 states and 937 transitions. [2022-12-14 22:48:36,114 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 937 transitions. [2022-12-14 22:48:36,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 22:48:36,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:36,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:36,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 22:48:36,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:48:36,169 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 22:48:38,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:48:38,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 191 states and 940 transitions. [2022-12-14 22:48:38,941 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 940 transitions. [2022-12-14 22:48:38,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 22:48:38,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:48:38,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:48:39,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:48:39,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 22:48:39,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:48:43,886 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 22:49:15,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:49:15,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 196 states and 1003 transitions. [2022-12-14 22:49:15,110 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 1003 transitions. [2022-12-14 22:49:15,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 22:49:15,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:49:15,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:49:15,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:49:15,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 22:49:15,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:49:18,462 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 22:49:27,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:49:27,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 198 states and 1007 transitions. [2022-12-14 22:49:27,587 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 1007 transitions. [2022-12-14 22:49:27,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 22:49:27,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:49:27,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:49:27,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:49:27,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 22:49:27,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:49:42,114 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 22:50:01,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:50:01,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 200 states and 1013 transitions. [2022-12-14 22:50:01,617 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 1013 transitions. [2022-12-14 22:50:01,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 22:50:01,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:50:01,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:50:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:50:01,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 22:50:01,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:50:18,633 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 22:50:31,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:50:31,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 202 states and 1019 transitions. [2022-12-14 22:50:31,233 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 1019 transitions. [2022-12-14 22:50:31,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 22:50:31,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:50:31,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:50:31,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:50:31,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 22:50:31,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:50:46,490 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 22:51:16,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:51:16,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 207 states and 1074 transitions. [2022-12-14 22:51:16,649 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 1074 transitions. [2022-12-14 22:51:16,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 22:51:16,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:51:16,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:51:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:51:16,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 22:51:16,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:51:30,271 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 22:51:57,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:51:57,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 211 states and 1094 transitions. [2022-12-14 22:51:57,350 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 1094 transitions. [2022-12-14 22:51:57,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 22:51:57,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:51:57,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:51:57,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:51:57,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 22:51:57,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:52:12,281 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 22:52:19,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:52:19,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 212 states and 1113 transitions. [2022-12-14 22:52:19,549 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 1113 transitions. [2022-12-14 22:52:19,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 22:52:19,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:52:19,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:52:19,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:52:19,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 22:52:19,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:52:27,285 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 22:52:31,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:52:31,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 214 states and 1115 transitions. [2022-12-14 22:52:31,481 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 1115 transitions. [2022-12-14 22:52:31,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 22:52:31,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:52:31,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:52:31,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:52:31,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 44 conjunts are in the unsatisfiable core [2022-12-14 22:52:31,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:52:35,811 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 50 proven. 59 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-12-14 22:52:39,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:52:39,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 215 states and 1119 transitions. [2022-12-14 22:52:39,537 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 1119 transitions. [2022-12-14 22:52:39,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 22:52:39,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:52:39,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:52:39,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:52:39,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 22:52:39,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:52:44,922 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 22:52:48,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:52:48,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 217 states and 1121 transitions. [2022-12-14 22:52:48,659 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 1121 transitions. [2022-12-14 22:52:48,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 22:52:48,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:52:48,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:52:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:52:48,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 22:52:48,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:52:52,982 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 22:53:06,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:53:06,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 219 states and 1123 transitions. [2022-12-14 22:53:06,522 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 1123 transitions. [2022-12-14 22:53:06,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 22:53:06,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:53:06,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:53:06,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:53:06,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 22:53:06,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:53:09,369 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 22:53:12,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:53:12,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 220 states and 1128 transitions. [2022-12-14 22:53:12,782 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 1128 transitions. [2022-12-14 22:53:12,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 22:53:12,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:53:12,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:53:12,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:53:12,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 22:53:12,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:53:15,331 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 22:53:19,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:53:19,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 221 states and 1140 transitions. [2022-12-14 22:53:19,867 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 1140 transitions. [2022-12-14 22:53:19,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 22:53:19,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:53:19,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:53:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:53:19,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 22:53:19,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:53:35,519 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 22:53:50,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:53:50,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 223 states and 1142 transitions. [2022-12-14 22:53:50,385 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 1142 transitions. [2022-12-14 22:53:50,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 22:53:50,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:53:50,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:53:50,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:53:50,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 22:53:50,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:53:56,186 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 24 proven. 49 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2022-12-14 22:54:32,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:54:32,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 229 states and 1233 transitions. [2022-12-14 22:54:32,675 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 1233 transitions. [2022-12-14 22:54:32,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 22:54:32,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:54:32,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:54:32,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:54:32,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 22:54:32,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:54:38,730 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 24 proven. 49 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2022-12-14 22:54:49,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:54:49,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 231 states and 1238 transitions. [2022-12-14 22:54:49,600 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 1238 transitions. [2022-12-14 22:54:49,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 22:54:49,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:54:49,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:54:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:54:49,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 22:54:49,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:54:56,971 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 24 proven. 49 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2022-12-14 22:55:06,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:55:06,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 233 states and 1243 transitions. [2022-12-14 22:55:06,743 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 1243 transitions. [2022-12-14 22:55:06,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 22:55:06,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:55:06,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:55:06,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:55:06,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 22:55:06,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:55:12,930 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 24 proven. 49 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2022-12-14 22:55:25,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:55:25,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 236 states and 1249 transitions. [2022-12-14 22:55:25,832 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 1249 transitions. [2022-12-14 22:55:25,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 22:55:25,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:55:25,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:55:25,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:55:25,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 22:55:25,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:55:27,287 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 24 proven. 260 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-14 22:56:01,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:56:01,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 242 states and 1309 transitions. [2022-12-14 22:56:01,568 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 1309 transitions. [2022-12-14 22:56:01,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 22:56:01,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:56:01,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:56:01,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:56:01,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 22:56:01,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:56:07,597 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 24 proven. 49 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2022-12-14 22:56:17,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:56:17,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 244 states and 1314 transitions. [2022-12-14 22:56:17,925 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 1314 transitions. [2022-12-14 22:56:17,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 22:56:17,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:56:17,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:56:17,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:56:17,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 22:56:17,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:56:18,025 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 24 proven. 260 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-14 22:56:31,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:56:31,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 250 states and 1494 transitions. [2022-12-14 22:56:31,702 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 1494 transitions. [2022-12-14 22:56:31,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 22:56:31,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:56:31,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:56:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:56:31,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 22:56:31,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:56:31,811 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 24 proven. 260 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-14 22:56:33,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:56:33,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 252 states and 1499 transitions. [2022-12-14 22:56:33,855 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 1499 transitions. [2022-12-14 22:56:33,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 22:56:33,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:56:33,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:56:34,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:56:34,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 22:56:34,054 INFO L286 TraceCheckSpWp]: Computing forward predicates...