./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/recursive-with-pointer/system-with-recursion.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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_5b8b0406-d1a2-4238-9222-fe0022e9e881/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b8b0406-d1a2-4238-9222-fe0022e9e881/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_5b8b0406-d1a2-4238-9222-fe0022e9e881/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b8b0406-d1a2-4238-9222-fe0022e9e881/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/recursive-with-pointer/system-with-recursion.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b8b0406-d1a2-4238-9222-fe0022e9e881/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b8b0406-d1a2-4238-9222-fe0022e9e881/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 74e63e86abbcab22438f70ee6d7d7ef12eaada509b0f0a56fb5cf815aaf53aab --- 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 21:50:22,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:50:22,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:50:22,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:50:22,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:50:22,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:50:22,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:50:22,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:50:22,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:50:22,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:50:22,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:50:22,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:50:22,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:50:22,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:50:22,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:50:22,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:50:22,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:50:22,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:50:22,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:50:22,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:50:22,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:50:22,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:50:22,740 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:50:22,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:50:22,744 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:50:22,745 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:50:22,745 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:50:22,746 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:50:22,746 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:50:22,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:50:22,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:50:22,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:50:22,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:50:22,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:50:22,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:50:22,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:50:22,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:50:22,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:50:22,751 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:50:22,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:50:22,752 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:50:22,753 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b8b0406-d1a2-4238-9222-fe0022e9e881/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 21:50:22,772 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:50:22,772 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:50:22,773 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:50:22,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:50:22,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:50:22,774 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:50:22,779 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 21:50:22,779 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:50:22,779 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:50:22,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:50:22,780 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 21:50:22,780 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 21:50:22,780 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 21:50:22,780 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:50:22,780 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:50:22,780 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:50:22,781 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:50:22,781 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:50:22,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:50:22,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:50:22,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:50:22,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:50:22,782 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:50:22,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:50:22,782 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_5b8b0406-d1a2-4238-9222-fe0022e9e881/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b8b0406-d1a2-4238-9222-fe0022e9e881/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 74e63e86abbcab22438f70ee6d7d7ef12eaada509b0f0a56fb5cf815aaf53aab [2022-12-14 21:50:22,968 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:50:22,988 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:50:22,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:50:22,991 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:50:22,991 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:50:22,993 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b8b0406-d1a2-4238-9222-fe0022e9e881/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/recursive-with-pointer/system-with-recursion.i [2022-12-14 21:50:25,594 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:50:25,785 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:50:25,785 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b8b0406-d1a2-4238-9222-fe0022e9e881/sv-benchmarks/c/recursive-with-pointer/system-with-recursion.i [2022-12-14 21:50:25,797 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b8b0406-d1a2-4238-9222-fe0022e9e881/bin/ukojak-rkRKPMF4O4/data/2c62307d8/cea468339ff04e52a9fc235debb0997b/FLAGd0fc080a2 [2022-12-14 21:50:25,808 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b8b0406-d1a2-4238-9222-fe0022e9e881/bin/ukojak-rkRKPMF4O4/data/2c62307d8/cea468339ff04e52a9fc235debb0997b [2022-12-14 21:50:25,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:50:25,811 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:50:25,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:50:25,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:50:25,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:50:25,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:50:25" (1/1) ... [2022-12-14 21:50:25,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74710f09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:50:25, skipping insertion in model container [2022-12-14 21:50:25,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:50:25" (1/1) ... [2022-12-14 21:50:25,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:50:25,857 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:50:26,153 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 21:50:26,156 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 21:50:26,158 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 21:50:26,169 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_5b8b0406-d1a2-4238-9222-fe0022e9e881/sv-benchmarks/c/recursive-with-pointer/system-with-recursion.i[36399,36412] [2022-12-14 21:50:26,182 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:50:26,193 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:50:26,244 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 21:50:26,245 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 21:50:26,247 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-12-14 21:50:26,254 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_5b8b0406-d1a2-4238-9222-fe0022e9e881/sv-benchmarks/c/recursive-with-pointer/system-with-recursion.i[36399,36412] [2022-12-14 21:50:26,260 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:50:26,288 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:50:26,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:50:26 WrapperNode [2022-12-14 21:50:26,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:50:26,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:50:26,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:50:26,290 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:50:26,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:50:26" (1/1) ... [2022-12-14 21:50:26,313 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:50:26" (1/1) ... [2022-12-14 21:50:26,343 INFO L138 Inliner]: procedures = 184, calls = 149, calls flagged for inlining = 19, calls inlined = 19, statements flattened = 334 [2022-12-14 21:50:26,343 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:50:26,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:50:26,344 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:50:26,344 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:50:26,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:50:26" (1/1) ... [2022-12-14 21:50:26,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:50:26" (1/1) ... [2022-12-14 21:50:26,359 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:50:26" (1/1) ... [2022-12-14 21:50:26,360 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:50:26" (1/1) ... [2022-12-14 21:50:26,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:50:26" (1/1) ... [2022-12-14 21:50:26,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:50:26" (1/1) ... [2022-12-14 21:50:26,386 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:50:26" (1/1) ... [2022-12-14 21:50:26,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:50:26" (1/1) ... [2022-12-14 21:50:26,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:50:26,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:50:26,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:50:26,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:50:26,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:50:26" (1/1) ... [2022-12-14 21:50:26,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:50:26,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b8b0406-d1a2-4238-9222-fe0022e9e881/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:50:26,422 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b8b0406-d1a2-4238-9222-fe0022e9e881/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:50:26,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b8b0406-d1a2-4238-9222-fe0022e9e881/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:50:26,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 21:50:26,467 INFO L130 BoogieDeclarations]: Found specification of procedure event_precess [2022-12-14 21:50:26,468 INFO L138 BoogieDeclarations]: Found implementation of procedure event_precess [2022-12-14 21:50:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 21:50:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 21:50:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure ASNull [2022-12-14 21:50:26,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ASNull [2022-12-14 21:50:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:50:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 21:50:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:50:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure ASStart [2022-12-14 21:50:26,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ASStart [2022-12-14 21:50:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure message_send [2022-12-14 21:50:26,469 INFO L138 BoogieDeclarations]: Found implementation of procedure message_send [2022-12-14 21:50:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 21:50:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure ASIdle [2022-12-14 21:50:26,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ASIdle [2022-12-14 21:50:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:50:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure system_initialize [2022-12-14 21:50:26,470 INFO L138 BoogieDeclarations]: Found implementation of procedure system_initialize [2022-12-14 21:50:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:50:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure ASStop [2022-12-14 21:50:26,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ASStop [2022-12-14 21:50:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-12-14 21:50:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:50:26,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:50:26,610 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:50:26,612 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:50:27,262 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:50:27,328 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:50:27,329 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 21:50:27,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:50:27 BoogieIcfgContainer [2022-12-14 21:50:27,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:50:27,332 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:50:27,332 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:50:27,340 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:50:27,340 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:50:27" (1/1) ... [2022-12-14 21:50:27,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:50:27,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:27,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 385 states and 431 transitions. [2022-12-14 21:50:27,394 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 431 transitions. [2022-12-14 21:50:27,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-14 21:50:27,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:27,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:27,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:27,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:27,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:27,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 384 states and 430 transitions. [2022-12-14 21:50:27,680 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 430 transitions. [2022-12-14 21:50:27,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-14 21:50:27,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:27,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:27,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:27,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:27,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:27,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 383 states and 429 transitions. [2022-12-14 21:50:27,838 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 429 transitions. [2022-12-14 21:50:27,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 21:50:27,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:27,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:27,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:27,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:27,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:27,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 382 states and 428 transitions. [2022-12-14 21:50:27,878 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 428 transitions. [2022-12-14 21:50:27,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 21:50:27,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:27,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:27,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:27,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:28,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:28,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 381 states and 427 transitions. [2022-12-14 21:50:28,153 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 427 transitions. [2022-12-14 21:50:28,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 21:50:28,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:28,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:28,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:28,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:28,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:28,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 380 states and 426 transitions. [2022-12-14 21:50:28,250 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 426 transitions. [2022-12-14 21:50:28,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 21:50:28,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:28,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:28,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:28,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:28,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:28,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 379 states and 425 transitions. [2022-12-14 21:50:28,345 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 425 transitions. [2022-12-14 21:50:28,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 21:50:28,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:28,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:28,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:28,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:28,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 378 states and 424 transitions. [2022-12-14 21:50:28,822 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 424 transitions. [2022-12-14 21:50:28,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 21:50:28,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:28,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:28,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:29,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:29,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:29,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 377 states and 423 transitions. [2022-12-14 21:50:29,682 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 423 transitions. [2022-12-14 21:50:29,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 21:50:29,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:29,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:29,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:29,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:29,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:29,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 376 states and 422 transitions. [2022-12-14 21:50:29,834 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 422 transitions. [2022-12-14 21:50:29,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 21:50:29,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:29,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:29,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:29,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:30,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:30,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 375 states and 421 transitions. [2022-12-14 21:50:30,103 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 421 transitions. [2022-12-14 21:50:30,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 21:50:30,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:30,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:30,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:30,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:30,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:30,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 374 states and 420 transitions. [2022-12-14 21:50:30,140 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 420 transitions. [2022-12-14 21:50:30,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 21:50:30,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:30,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:30,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:30,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:30,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 373 states and 419 transitions. [2022-12-14 21:50:30,192 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 419 transitions. [2022-12-14 21:50:30,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 21:50:30,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:30,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:30,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:30,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:30,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:30,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 372 states and 418 transitions. [2022-12-14 21:50:30,231 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 418 transitions. [2022-12-14 21:50:30,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 21:50:30,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:30,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:30,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:30,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:30,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:30,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 371 states and 417 transitions. [2022-12-14 21:50:30,306 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 417 transitions. [2022-12-14 21:50:30,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 21:50:30,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:30,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:30,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:30,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:30,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:30,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 370 states and 416 transitions. [2022-12-14 21:50:30,431 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 416 transitions. [2022-12-14 21:50:30,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 21:50:30,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:30,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:30,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:30,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:30,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:30,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 369 states and 415 transitions. [2022-12-14 21:50:30,718 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 415 transitions. [2022-12-14 21:50:30,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 21:50:30,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:30,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:30,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:30,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:31,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:31,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 371 states and 425 transitions. [2022-12-14 21:50:31,038 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 425 transitions. [2022-12-14 21:50:31,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 21:50:31,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:31,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:31,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:32,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:32,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 373 states and 435 transitions. [2022-12-14 21:50:32,171 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 435 transitions. [2022-12-14 21:50:32,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:50:32,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:32,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:32,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:32,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:33,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:33,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 380 states and 453 transitions. [2022-12-14 21:50:33,186 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 453 transitions. [2022-12-14 21:50:33,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:50:33,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:33,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:33,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:33,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:35,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:35,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 387 states and 472 transitions. [2022-12-14 21:50:35,444 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 472 transitions. [2022-12-14 21:50:35,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 21:50:35,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:35,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:35,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:35,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:35,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:35,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 391 states and 477 transitions. [2022-12-14 21:50:35,825 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 477 transitions. [2022-12-14 21:50:35,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 21:50:35,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:35,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:36,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:36,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:36,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 395 states and 483 transitions. [2022-12-14 21:50:36,785 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 483 transitions. [2022-12-14 21:50:36,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:50:36,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:36,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:36,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:37,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:39,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:39,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 398 states and 499 transitions. [2022-12-14 21:50:39,674 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 499 transitions. [2022-12-14 21:50:39,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:50:39,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:39,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:39,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:39,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:40,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:40,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 402 states and 504 transitions. [2022-12-14 21:50:40,069 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 504 transitions. [2022-12-14 21:50:40,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:50:40,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:40,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:40,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:40,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:43,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:43,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 411 states and 528 transitions. [2022-12-14 21:50:43,762 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 528 transitions. [2022-12-14 21:50:43,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:50:43,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:43,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:43,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:45,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:45,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 418 states and 542 transitions. [2022-12-14 21:50:45,618 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 542 transitions. [2022-12-14 21:50:45,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:50:45,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:45,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:45,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:45,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:48,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:48,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 426 states and 559 transitions. [2022-12-14 21:50:48,099 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 559 transitions. [2022-12-14 21:50:48,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:50:48,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:48,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:48,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:48,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:48,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:48,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 425 states and 558 transitions. [2022-12-14 21:50:48,396 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 558 transitions. [2022-12-14 21:50:48,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:50:48,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:48,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:48,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:49,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:53,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:53,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 434 states and 585 transitions. [2022-12-14 21:50:53,879 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 585 transitions. [2022-12-14 21:50:53,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:50:53,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:53,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:53,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:54,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:54,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:54,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 438 states and 593 transitions. [2022-12-14 21:50:54,620 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 593 transitions. [2022-12-14 21:50:54,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:50:54,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:54,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:54,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:56,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:56,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 442 states and 597 transitions. [2022-12-14 21:50:56,140 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 597 transitions. [2022-12-14 21:50:56,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:50:56,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:56,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:56,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:56,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:56,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 441 states and 596 transitions. [2022-12-14 21:50:56,402 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 596 transitions. [2022-12-14 21:50:56,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:50:56,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:56,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:56,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:57,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:57,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 443 states and 599 transitions. [2022-12-14 21:50:57,160 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 599 transitions. [2022-12-14 21:50:57,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:50:57,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:57,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:57,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:57,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:57,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:57,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 442 states and 598 transitions. [2022-12-14 21:50:57,420 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 598 transitions. [2022-12-14 21:50:57,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:50:57,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:57,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:58,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:00,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:00,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 447 states and 607 transitions. [2022-12-14 21:51:00,636 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 607 transitions. [2022-12-14 21:51:00,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 21:51:00,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:00,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:00,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:00,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:01,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:01,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 447 states and 606 transitions. [2022-12-14 21:51:01,634 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 606 transitions. [2022-12-14 21:51:01,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:51:01,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:01,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:01,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:01,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:01,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 446 states and 605 transitions. [2022-12-14 21:51:01,666 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 605 transitions. [2022-12-14 21:51:01,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:51:01,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:01,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:01,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:01,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:01,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:01,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 448 states and 608 transitions. [2022-12-14 21:51:01,739 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 608 transitions. [2022-12-14 21:51:01,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:51:01,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:01,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:02,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:02,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:02,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 439 states and 589 transitions. [2022-12-14 21:51:02,740 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 589 transitions. [2022-12-14 21:51:02,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:51:02,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:02,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:02,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:03,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:08,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:08,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 446 states and 619 transitions. [2022-12-14 21:51:08,714 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 619 transitions. [2022-12-14 21:51:08,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 21:51:08,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:08,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:08,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:08,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:11,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:11,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 455 states and 638 transitions. [2022-12-14 21:51:11,672 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 638 transitions. [2022-12-14 21:51:11,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 21:51:11,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:11,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:11,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:14,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:14,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 464 states and 657 transitions. [2022-12-14 21:51:14,947 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 657 transitions. [2022-12-14 21:51:14,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 21:51:14,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:14,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:14,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:15,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:15,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:15,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 466 states and 659 transitions. [2022-12-14 21:51:15,383 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 659 transitions. [2022-12-14 21:51:15,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:51:15,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:15,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:16,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:23,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:23,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 474 states and 673 transitions. [2022-12-14 21:51:23,702 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 673 transitions. [2022-12-14 21:51:23,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:51:23,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:23,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:23,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:23,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:26,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:26,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 482 states and 687 transitions. [2022-12-14 21:51:26,666 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 687 transitions. [2022-12-14 21:51:26,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:51:26,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:26,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:26,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:30,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:30,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 490 states and 701 transitions. [2022-12-14 21:51:30,240 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 701 transitions. [2022-12-14 21:51:30,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:51:30,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:30,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:30,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:31,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:37,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:37,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 496 states and 713 transitions. [2022-12-14 21:51:37,516 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 713 transitions. [2022-12-14 21:51:37,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:51:37,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:37,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:37,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:37,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:37,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:37,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 500 states and 720 transitions. [2022-12-14 21:51:37,590 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 720 transitions. [2022-12-14 21:51:37,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:51:37,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:37,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:37,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:37,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:45,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:45,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 514 states and 746 transitions. [2022-12-14 21:51:45,302 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 746 transitions. [2022-12-14 21:51:45,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:51:45,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:45,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:45,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:45,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:46,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:46,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 514 states and 745 transitions. [2022-12-14 21:51:46,534 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 745 transitions. [2022-12-14 21:51:46,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:51:46,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:46,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:46,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:46,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:46,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 516 states and 749 transitions. [2022-12-14 21:51:46,610 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 749 transitions. [2022-12-14 21:51:46,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:51:46,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:46,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:46,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:46,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:46,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:46,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 516 states and 748 transitions. [2022-12-14 21:51:46,889 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 748 transitions. [2022-12-14 21:51:46,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:51:46,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:46,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:46,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:46,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:46,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:46,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 519 states and 753 transitions. [2022-12-14 21:51:46,949 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 753 transitions. [2022-12-14 21:51:46,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:51:46,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:46,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:46,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:46,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:47,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:47,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 523 states and 759 transitions. [2022-12-14 21:51:47,704 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 759 transitions. [2022-12-14 21:51:47,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:51:47,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:47,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:47,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:49,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:52:06,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:06,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 540 states and 797 transitions. [2022-12-14 21:52:06,822 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 797 transitions. [2022-12-14 21:52:06,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:52:06,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:06,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:06,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:09,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:52:31,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:31,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 557 states and 836 transitions. [2022-12-14 21:52:31,070 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 836 transitions. [2022-12-14 21:52:31,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:52:31,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:31,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:31,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:32,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:52:46,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:46,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 566 states and 900 transitions. [2022-12-14 21:52:46,230 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 900 transitions. [2022-12-14 21:52:46,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:52:46,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:46,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:46,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:46,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:52:47,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:47,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 568 states and 902 transitions. [2022-12-14 21:52:47,500 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 902 transitions. [2022-12-14 21:52:47,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:52:47,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:47,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:47,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:49,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:53:05,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:53:05,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 579 states and 928 transitions. [2022-12-14 21:53:05,240 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 928 transitions. [2022-12-14 21:53:05,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:53:05,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:53:05,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:53:05,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:53:05,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:53:15,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:53:15,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 585 states and 939 transitions. [2022-12-14 21:53:15,125 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 939 transitions. [2022-12-14 21:53:15,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:53:15,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:53:15,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:53:15,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:53:15,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:53:18,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:53:18,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 588 states and 945 transitions. [2022-12-14 21:53:18,242 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 945 transitions. [2022-12-14 21:53:18,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:53:18,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:53:18,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:53:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:53:18,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:53:23,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:53:23,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 591 states and 951 transitions. [2022-12-14 21:53:23,441 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 951 transitions. [2022-12-14 21:53:23,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:53:23,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:53:23,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:53:23,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:53:23,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:53:23,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:53:23,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 592 states and 952 transitions. [2022-12-14 21:53:23,492 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 952 transitions. [2022-12-14 21:53:23,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:53:23,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:53:23,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:53:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:53:23,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:53:23,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:53:23,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 593 states and 953 transitions. [2022-12-14 21:53:23,564 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 953 transitions. [2022-12-14 21:53:23,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:53:23,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:53:23,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:53:23,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:53:24,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:53:28,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:53:28,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 596 states and 968 transitions. [2022-12-14 21:53:28,820 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 968 transitions. [2022-12-14 21:53:28,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:53:28,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:53:28,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:53:28,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:53:28,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:53:28,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:53:28,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 598 states and 971 transitions. [2022-12-14 21:53:28,896 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 971 transitions. [2022-12-14 21:53:28,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:53:28,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:53:28,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:53:28,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:53:29,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:53:37,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:53:37,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 602 states and 981 transitions. [2022-12-14 21:53:37,655 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 981 transitions. [2022-12-14 21:53:37,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:53:37,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:53:37,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:53:37,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:53:37,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:53:40,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:53:40,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 608 states and 1009 transitions. [2022-12-14 21:53:40,625 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1009 transitions. [2022-12-14 21:53:40,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:53:40,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:53:40,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:53:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:53:40,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:53:43,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:53:43,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 611 states and 1016 transitions. [2022-12-14 21:53:43,178 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1016 transitions. [2022-12-14 21:53:43,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:53:43,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:53:43,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:53:43,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:53:43,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:53:43,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:53:43,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 612 states and 1016 transitions. [2022-12-14 21:53:43,296 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1016 transitions. [2022-12-14 21:53:43,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:53:43,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:53:43,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:53:43,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:53:43,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:53:43,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:53:43,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 613 states and 1016 transitions. [2022-12-14 21:53:43,380 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1016 transitions. [2022-12-14 21:53:43,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 21:53:43,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:53:43,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:53:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:53:45,626 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:54:17,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:54:17,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 633 states and 1078 transitions. [2022-12-14 21:54:17,148 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1078 transitions. [2022-12-14 21:54:17,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 21:54:17,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:54:17,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:54:17,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:54:17,303 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:54:20,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:54:20,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 635 states and 1086 transitions. [2022-12-14 21:54:20,107 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1086 transitions. [2022-12-14 21:54:20,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 21:54:20,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:54:20,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:54:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:54:20,172 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:54:23,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:54:23,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 637 states and 1092 transitions. [2022-12-14 21:54:23,974 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1092 transitions. [2022-12-14 21:54:23,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 21:54:23,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:54:23,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:54:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:54:24,134 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:54:24,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:54:24,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 638 states and 1092 transitions. [2022-12-14 21:54:24,170 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1092 transitions. [2022-12-14 21:54:24,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 21:54:24,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:54:24,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:54:24,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:54:25,333 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:54:26,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:54:26,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 639 states and 1095 transitions. [2022-12-14 21:54:26,971 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1095 transitions. [2022-12-14 21:54:26,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 21:54:26,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:54:26,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:54:26,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:54:27,268 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:54:29,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:54:29,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 641 states and 1104 transitions. [2022-12-14 21:54:29,963 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1104 transitions. [2022-12-14 21:54:29,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 21:54:29,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:54:29,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:54:29,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:54:31,920 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:54:53,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:54:53,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 656 states and 1168 transitions. [2022-12-14 21:54:53,750 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1168 transitions. [2022-12-14 21:54:53,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 21:54:53,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:54:53,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:54:53,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:54:53,925 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:54:54,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:54:54,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 657 states and 1168 transitions. [2022-12-14 21:54:54,011 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1168 transitions. [2022-12-14 21:54:54,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 21:54:54,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:54:54,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:54:54,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:54:56,156 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:55:13,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:55:13,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 666 states and 1207 transitions. [2022-12-14 21:55:13,854 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1207 transitions. [2022-12-14 21:55:13,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 21:55:13,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:55:13,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:55:13,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:55:16,336 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:55:31,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:55:31,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 674 states and 1234 transitions. [2022-12-14 21:55:31,181 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1234 transitions. [2022-12-14 21:55:31,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 21:55:31,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:55:31,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:55:31,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:55:31,233 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:55:34,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:55:34,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 675 states and 1236 transitions. [2022-12-14 21:55:34,104 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1236 transitions. [2022-12-14 21:55:34,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 21:55:34,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:55:34,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:55:34,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:55:36,244 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:55:45,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:55:45,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 680 states and 1253 transitions. [2022-12-14 21:55:45,794 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1253 transitions. [2022-12-14 21:55:45,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 21:55:45,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:55:45,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:55:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:55:45,951 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:55:50,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:55:50,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 682 states and 1266 transitions. [2022-12-14 21:55:50,480 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1266 transitions. [2022-12-14 21:55:50,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 21:55:50,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:55:50,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:55:50,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:55:50,657 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:55:53,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:55:53,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 684 states and 1270 transitions. [2022-12-14 21:55:53,853 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1270 transitions. [2022-12-14 21:55:53,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 21:55:53,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:55:53,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:55:53,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:55:53,994 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:56:01,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:56:01,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 688 states and 1287 transitions. [2022-12-14 21:56:01,374 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1287 transitions. [2022-12-14 21:56:01,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 21:56:01,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:56:01,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:56:01,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:56:06,792 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:57:01,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:57:01,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 706 states and 1334 transitions. [2022-12-14 21:57:01,139 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1334 transitions. [2022-12-14 21:57:01,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 21:57:01,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:57:01,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:57:01,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 21:57:01,163 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 21:57:01,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 21:57:01,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 21:57:01,662 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 21:57:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 21:57:02,014 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 88 iterations. [2022-12-14 21:57:02,030 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,030 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,031 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,031 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,031 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,031 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,031 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,031 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,031 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,031 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,032 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,032 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,032 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,032 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,032 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,032 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,032 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,032 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,034 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,034 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,035 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,035 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 09:57:02 ImpRootNode [2022-12-14 21:57:02,048 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 21:57:02,048 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 21:57:02,048 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 21:57:02,048 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 21:57:02,049 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:50:27" (3/4) ... [2022-12-14 21:57:02,050 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-14 21:57:02,053 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,053 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,054 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,054 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,054 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,054 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,054 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,054 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,054 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,054 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,055 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,055 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,055 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,055 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,055 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,055 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,056 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,056 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,058 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,058 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,058 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,059 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-12-14 21:57:02,105 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b8b0406-d1a2-4238-9222-fe0022e9e881/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 21:57:02,105 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 21:57:02,106 INFO L158 Benchmark]: Toolchain (without parser) took 396294.36ms. Allocated memory was 132.1MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 90.5MB in the beginning and 488.7MB in the end (delta: -398.2MB). Peak memory consumption was 700.7MB. Max. memory is 16.1GB. [2022-12-14 21:57:02,106 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 132.1MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:57:02,107 INFO L158 Benchmark]: CACSL2BoogieTranslator took 476.71ms. Allocated memory is still 132.1MB. Free memory was 90.3MB in the beginning and 64.7MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 21:57:02,107 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.29ms. Allocated memory is still 132.1MB. Free memory was 64.5MB in the beginning and 61.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 21:57:02,107 INFO L158 Benchmark]: Boogie Preprocessor took 49.59ms. Allocated memory is still 132.1MB. Free memory was 61.0MB in the beginning and 57.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 21:57:02,108 INFO L158 Benchmark]: RCFGBuilder took 937.41ms. Allocated memory was 132.1MB in the beginning and 161.5MB in the end (delta: 29.4MB). Free memory was 57.6MB in the beginning and 119.5MB in the end (delta: -61.9MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2022-12-14 21:57:02,108 INFO L158 Benchmark]: CodeCheck took 394715.99ms. Allocated memory was 161.5MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 119.5MB in the beginning and 492.9MB in the end (delta: -373.4MB). Peak memory consumption was 693.9MB. Max. memory is 16.1GB. [2022-12-14 21:57:02,109 INFO L158 Benchmark]: Witness Printer took 57.22ms. Allocated memory is still 1.2GB. Free memory was 492.9MB in the beginning and 488.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 21:57:02,111 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 385 locations, 186 error locations. Started 1 CEGAR loops. OverallTime: 394.7s, OverallIterations: 88, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 27876 SdHoareTripleChecker+Valid, 94.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20633 mSDsluCounter, 34865 SdHoareTripleChecker+Invalid, 83.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 22638 mSDsCounter, 20847 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 87380 IncrementalHoareTripleChecker+Invalid, 108227 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20847 mSolverCounterUnsat, 12227 mSDtfsCounter, 87380 mSolverCounterSat, 1.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18851 GetRequests, 17191 SyntacticMatches, 202 SemanticMatches, 1458 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 929124 ImplicationChecksByTransitivity, 380.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 41.7s InterpolantComputationTime, 2052 NumberOfCodeBlocks, 2052 NumberOfCodeBlocksAsserted, 88 NumberOfCheckSat, 1924 ConstructedInterpolants, 0 QuantifiedInterpolants, 8846 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 87 InterpolantComputations, 84 PerfectInterpolantSequences, 109/112 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: -1]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L779] user_t *user; [L975] user = malloc(sizeof(user_t)) [L976] CALL user_initialize() [L966] EXPR, FCALL calloc(1, sizeof(info_t)) [L966] user->info = calloc(1, sizeof(info_t)) VAL [calloc(1, sizeof(info_t))={-2:0}, user={-1:0}] [L967] user->message.id = 11 VAL [calloc(1, sizeof(info_t))={-2:0}, user={-1:0}] [L968] EXPR user->info VAL [calloc(1, sizeof(info_t))={-2:0}, user={-1:0}, user->info={-2:0}] [L968] user->info->is_valid = 0 [L969] user->status = AS_NULL VAL [calloc(1, sizeof(info_t))={-2:0}, user={-1:0}] [L970] user->user_id = 11 VAL [calloc(1, sizeof(info_t))={-2:0}, user={-1:0}] [L971] user->timeout = 3 [L976] RET user_initialize() [L977] event_t e = {0}; VAL [\old(argc)=9, argc=9, argv={6:13}, argv={6:13}, e={16202:0}, user={-1:0}] [L978] e.primitive = _EVENT_START VAL [\old(argc)=9, argc=9, argv={6:13}, argv={6:13}, e={16202:0}, user={-1:0}] [L979] CALL event_precess(&e) VAL [e={16202:0}, user={-1:0}] [L943] EXPR user->status [L943] sys_state_t status = user->status; [L944] int rc = -1; VAL [e={16202:0}, e={16202:0}, rc=-1, status=1, user={-1:0}] [L945] COND TRUE status < AS_STATE_MAX [L947] case AS_NULL: VAL [e={16202:0}, e={16202:0}, rc=-1, status=1, user={-1:0}] [L948] CALL ASNull(e) VAL [e={16202:0}, user={-1:0}] [L838] EXPR e->primitive [L838] e_primitive_t primitive = e->primitive; [L839] COND TRUE primitive == _EVENT_START [L840] CALL status_update(AS_START) [L814] COND TRUE status < AS_STATE_MAX VAL [\old(status)=2, status=2, user={-1:0}] [L815] EXPR user->status VAL [\old(status)=2, status=2, user={-1:0}, user->status=1] [L815] COND TRUE user->status != status [L816] user->status = status [L817] return 10; VAL [\old(status)=2, \result=10, status=2, user={-1:0}] [L840] RET status_update(AS_START) [L841] CALL system_initialize() VAL [user={-1:0}] [L829] event_t e = {0}; VAL [e={44247:0}, user={-1:0}] [L830] EXPR user->info VAL [e={44247:0}, user={-1:0}, user->info={-2:0}] [L830] EXPR user->info->is_valid VAL [e={44247:0}, user={-1:0}, user->info={-2:0}, user->info->is_valid=0] [L830] COND TRUE !user->info->is_valid [L831] e.primitive = _EVENT_CLOSE VAL [e={44247:0}, user={-1:0}] [L835] CALL event_precess(&e) VAL [e={44247:0}, user={-1:0}] [L943] EXPR user->status [L943] sys_state_t status = user->status; [L944] int rc = -1; VAL [e={44247:0}, e={44247:0}, rc=-1, status=2, user={-1:0}] [L945] COND TRUE status < AS_STATE_MAX [L947] case AS_NULL: [L950] case AS_START: VAL [e={44247:0}, e={44247:0}, rc=-1, status=2, user={-1:0}] [L951] CALL ASStart(e) VAL [e={44247:0}, user={-1:0}] [L881] EXPR e->primitive [L881] e_primitive_t primitive = e->primitive; [L882] int rc = -1; [L884] case _EVENT_OPEN: [L898] case _EVENT_CLOSE: [L899] message_t *message = &user->message; [L900] EXPR, FCALL calloc(0, sizeof(*message)) [L900] message = calloc(0, sizeof(*message)) VAL [calloc(0, sizeof(*message))={-3:0}, e={44247:0}, e={44247:0}, message={-3:0}, primitive=3, rc=-1, user={-1:0}] [L901] message->id = 3 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 132.1MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 476.71ms. Allocated memory is still 132.1MB. Free memory was 90.3MB in the beginning and 64.7MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.29ms. Allocated memory is still 132.1MB. Free memory was 64.5MB in the beginning and 61.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.59ms. Allocated memory is still 132.1MB. Free memory was 61.0MB in the beginning and 57.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 937.41ms. Allocated memory was 132.1MB in the beginning and 161.5MB in the end (delta: 29.4MB). Free memory was 57.6MB in the beginning and 119.5MB in the end (delta: -61.9MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * CodeCheck took 394715.99ms. Allocated memory was 161.5MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 119.5MB in the beginning and 492.9MB in the end (delta: -373.4MB). Peak memory consumption was 693.9MB. Max. memory is 16.1GB. * Witness Printer took 57.22ms. Allocated memory is still 1.2GB. Free memory was 492.9MB in the beginning and 488.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2022-12-14 21:57:02,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b8b0406-d1a2-4238-9222-fe0022e9e881/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-deref)