./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d8_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_2afbaa97-264c-468a-8855-259d98158665/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2afbaa97-264c-468a-8855-259d98158665/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2afbaa97-264c-468a-8855-259d98158665/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2afbaa97-264c-468a-8855-259d98158665/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2afbaa97-264c-468a-8855-259d98158665/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2afbaa97-264c-468a-8855-259d98158665/bin/ukojak-jW3SillKbg --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 64bit --witnessprinter.graph.data.programhash 549c8c3e203624092dc604ae00cbafdd03e073a7a5e9fb485c403341868ecb57 --- 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-b5237d8 [2022-11-21 22:33:21,453 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:33:21,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:33:21,496 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:33:21,496 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:33:21,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:33:21,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:33:21,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:33:21,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:33:21,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:33:21,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:33:21,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:33:21,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:33:21,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:33:21,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:33:21,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:33:21,511 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:33:21,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:33:21,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:33:21,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:33:21,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:33:21,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:33:21,539 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:33:21,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:33:21,550 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:33:21,551 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:33:21,551 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:33:21,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:33:21,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:33:21,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:33:21,555 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:33:21,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:33:21,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:33:21,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:33:21,561 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:33:21,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:33:21,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:33:21,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:33:21,563 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:33:21,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:33:21,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:33:21,566 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2afbaa97-264c-468a-8855-259d98158665/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 22:33:21,603 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:33:21,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:33:21,604 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:33:21,604 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:33:21,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:33:21,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:33:21,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:33:21,606 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:33:21,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:33:21,606 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:33:21,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:33:21,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:33:21,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:33:21,608 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:33:21,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:33:21,608 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:33:21,608 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:33:21,608 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:33:21,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:33:21,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:33:21,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:33:21,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:33:21,609 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:33:21,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:33:21,610 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:33:21,610 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_2afbaa97-264c-468a-8855-259d98158665/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2afbaa97-264c-468a-8855-259d98158665/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 549c8c3e203624092dc604ae00cbafdd03e073a7a5e9fb485c403341868ecb57 [2022-11-21 22:33:21,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:33:21,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:33:21,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:33:21,910 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:33:21,910 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:33:21,912 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2afbaa97-264c-468a-8855-259d98158665/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d8_e0.c [2022-11-21 22:33:24,961 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:33:25,372 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:33:25,373 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2afbaa97-264c-468a-8855-259d98158665/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d8_e0.c [2022-11-21 22:33:25,391 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2afbaa97-264c-468a-8855-259d98158665/bin/ukojak-jW3SillKbg/data/792e4c0d3/12bacb83531246559a2252a91f1bc630/FLAG21a6ca45e [2022-11-21 22:33:25,412 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2afbaa97-264c-468a-8855-259d98158665/bin/ukojak-jW3SillKbg/data/792e4c0d3/12bacb83531246559a2252a91f1bc630 [2022-11-21 22:33:25,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:33:25,416 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:33:25,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:33:25,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:33:25,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:33:25,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:33:25" (1/1) ... [2022-11-21 22:33:25,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@452e4390 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:25, skipping insertion in model container [2022-11-21 22:33:25,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:33:25" (1/1) ... [2022-11-21 22:33:25,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:33:25,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:33:25,724 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_2afbaa97-264c-468a-8855-259d98158665/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d8_e0.c[1164,1177] [2022-11-21 22:33:26,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:33:26,172 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:33:26,183 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_2afbaa97-264c-468a-8855-259d98158665/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d8_e0.c[1164,1177] [2022-11-21 22:33:26,377 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:33:26,393 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:33:26,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:26 WrapperNode [2022-11-21 22:33:26,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:33:26,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:33:26,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:33:26,400 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:33:26,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:26" (1/1) ... [2022-11-21 22:33:26,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:26" (1/1) ... [2022-11-21 22:33:26,680 INFO L138 Inliner]: procedures = 12, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2380 [2022-11-21 22:33:26,680 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:33:26,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:33:26,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:33:26,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:33:26,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:26" (1/1) ... [2022-11-21 22:33:26,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:26" (1/1) ... [2022-11-21 22:33:26,724 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:26" (1/1) ... [2022-11-21 22:33:26,725 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:26" (1/1) ... [2022-11-21 22:33:26,784 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:26" (1/1) ... [2022-11-21 22:33:26,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:26" (1/1) ... [2022-11-21 22:33:26,802 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:26" (1/1) ... [2022-11-21 22:33:26,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:26" (1/1) ... [2022-11-21 22:33:26,841 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:33:26,842 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:33:26,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:33:26,843 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:33:26,844 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:33:26" (1/1) ... [2022-11-21 22:33:26,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:33:26,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2afbaa97-264c-468a-8855-259d98158665/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:33:26,876 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2afbaa97-264c-468a-8855-259d98158665/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:33:26,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2afbaa97-264c-468a-8855-259d98158665/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:33:26,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:33:26,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:33:26,944 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:33:26,945 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:33:27,527 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:33:27,532 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:34:57,399 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:34:57,489 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:34:57,500 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:34:57,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:34:57 BoogieIcfgContainer [2022-11-21 22:34:57,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:34:57,504 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:34:57,504 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:34:57,514 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:34:57,514 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:34:57" (1/1) ... [2022-11-21 22:34:57,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:34:57,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:34:57,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2022-11-21 22:34:57,605 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2022-11-21 22:34:57,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:34:57,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:34:57,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:35:17,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:35:34,306 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:35:36,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 22:35:46,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 22:35:50,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.99s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 22:36:00,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 22:36:07,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.41s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 22:36:08,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:36:08,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2022-11-21 22:36:08,010 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2022-11-21 22:36:08,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:36:08,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:36:08,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:36:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:36:29,294 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:36:29,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:36:29,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 63 states and 89 transitions. [2022-11-21 22:36:29,349 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 89 transitions. [2022-11-21 22:36:29,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:36:29,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:36:29,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:36:37,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:36:50,434 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:36:50,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:36:50,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 64 states and 90 transitions. [2022-11-21 22:36:50,482 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 90 transitions. [2022-11-21 22:36:50,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:36:50,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:36:50,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:12,571 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:37:12,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:12,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 65 states and 91 transitions. [2022-11-21 22:37:12,605 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 91 transitions. [2022-11-21 22:37:12,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:37:12,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:12,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:21,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:32,412 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:37:32,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:32,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 66 states and 92 transitions. [2022-11-21 22:37:32,466 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 92 transitions. [2022-11-21 22:37:32,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:37:32,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:32,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:41,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:54,252 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:37:54,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:54,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 93 transitions. [2022-11-21 22:37:54,293 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2022-11-21 22:37:54,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:37:54,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:54,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:38:15,414 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:38:15,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:15,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 68 states and 94 transitions. [2022-11-21 22:38:15,445 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 94 transitions. [2022-11-21 22:38:15,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:38:15,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:15,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:38:33,050 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:38:33,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:33,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 69 states and 95 transitions. [2022-11-21 22:38:33,088 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 95 transitions. [2022-11-21 22:38:33,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:38:33,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:33,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:42,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:38:50,387 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:38:50,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:50,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 70 states and 96 transitions. [2022-11-21 22:38:50,419 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 96 transitions. [2022-11-21 22:38:50,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:38:50,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:50,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:57,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:39:06,561 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:39:06,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:39:06,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 71 states and 97 transitions. [2022-11-21 22:39:06,597 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 97 transitions. [2022-11-21 22:39:06,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:39:06,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:39:06,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:39:15,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:39:25,320 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:39:25,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:39:25,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 72 states and 98 transitions. [2022-11-21 22:39:25,369 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 98 transitions. [2022-11-21 22:39:25,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:39:25,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:39:25,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:39:35,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:39:46,785 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:39:46,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:39:46,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 73 states and 99 transitions. [2022-11-21 22:39:46,822 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 99 transitions. [2022-11-21 22:39:46,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:39:46,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:39:46,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:39:56,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:40:07,675 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:40:07,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:40:07,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2022-11-21 22:40:07,708 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2022-11-21 22:40:07,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:40:07,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:40:07,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:40:15,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:40:25,298 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:40:25,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:40:25,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 75 states and 101 transitions. [2022-11-21 22:40:25,335 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 101 transitions. [2022-11-21 22:40:25,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:40:25,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:40:25,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:40:33,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:40:43,232 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:40:43,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:40:43,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 76 states and 102 transitions. [2022-11-21 22:40:43,267 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 102 transitions. [2022-11-21 22:40:43,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:40:43,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:40:43,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:40:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:02,734 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:41:02,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:02,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 77 states and 103 transitions. [2022-11-21 22:41:02,774 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 103 transitions. [2022-11-21 22:41:02,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:41:02,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:02,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:11,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:23,417 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:41:23,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:23,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 78 states and 104 transitions. [2022-11-21 22:41:23,447 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 104 transitions. [2022-11-21 22:41:23,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:41:23,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:23,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:33,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:43,916 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:41:43,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:43,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 79 states and 105 transitions. [2022-11-21 22:41:43,946 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 105 transitions. [2022-11-21 22:41:43,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:41:43,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:43,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:55,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:42:06,146 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:42:06,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:42:06,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 80 states and 106 transitions. [2022-11-21 22:42:06,183 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 106 transitions. [2022-11-21 22:42:06,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:42:06,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:42:06,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:42:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:42:27,877 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:42:27,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:42:27,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 81 states and 107 transitions. [2022-11-21 22:42:27,915 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 107 transitions. [2022-11-21 22:42:27,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:42:27,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:42:27,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:42:37,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:42:48,212 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:42:48,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:42:48,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 82 states and 108 transitions. [2022-11-21 22:42:48,243 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 108 transitions. [2022-11-21 22:42:48,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:42:48,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:42:48,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:43:00,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:43:12,460 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:43:12,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:43:12,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 83 states and 109 transitions. [2022-11-21 22:43:12,490 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 109 transitions. [2022-11-21 22:43:12,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:43:12,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:43:12,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:43:22,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:43:32,473 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:43:32,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:43:32,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 84 states and 110 transitions. [2022-11-21 22:43:32,498 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 110 transitions. [2022-11-21 22:43:32,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:43:32,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:43:32,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:43:48,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:02,092 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:44:02,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:02,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 85 states and 111 transitions. [2022-11-21 22:44:02,127 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 111 transitions. [2022-11-21 22:44:02,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:44:02,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:02,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:22,757 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:44:22,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:22,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 86 states and 112 transitions. [2022-11-21 22:44:22,790 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 112 transitions. [2022-11-21 22:44:22,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:44:22,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:22,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:44:41,935 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:44:41,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:44:41,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 87 states and 113 transitions. [2022-11-21 22:44:41,969 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 113 transitions. [2022-11-21 22:44:41,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:44:41,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:44:41,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:44:51,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:45:09,357 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:45:09,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:45:09,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 88 states and 114 transitions. [2022-11-21 22:45:09,383 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 114 transitions. [2022-11-21 22:45:09,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:45:09,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:45:09,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:45:18,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:45:30,872 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:45:30,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:45:30,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 89 states and 115 transitions. [2022-11-21 22:45:30,901 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 115 transitions. [2022-11-21 22:45:30,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:45:30,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:45:30,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:45:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:45:50,303 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:45:50,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:45:50,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 90 states and 116 transitions. [2022-11-21 22:45:50,334 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 116 transitions. [2022-11-21 22:45:50,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:45:50,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:45:50,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:45:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:09,889 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:46:09,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:09,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 91 states and 117 transitions. [2022-11-21 22:46:09,925 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 117 transitions. [2022-11-21 22:46:09,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:46:09,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:09,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:18,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:29,685 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:46:29,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:29,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 92 states and 118 transitions. [2022-11-21 22:46:29,716 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 118 transitions. [2022-11-21 22:46:29,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:46:29,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:29,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:48,936 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:46:48,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:48,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 93 states and 119 transitions. [2022-11-21 22:46:48,962 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 119 transitions. [2022-11-21 22:46:48,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:46:48,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:48,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:05,581 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:47:05,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:05,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 94 states and 120 transitions. [2022-11-21 22:47:05,609 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 120 transitions. [2022-11-21 22:47:05,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:47:05,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:05,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:16,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:28,625 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-21 22:47:28,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:28,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 95 states and 121 transitions. [2022-11-21 22:47:28,654 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 121 transitions. [2022-11-21 22:47:28,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:47:28,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:28,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat