./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2280d807-23f6-48aa-b854-7a5c62e644bd/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2280d807-23f6-48aa-b854-7a5c62e644bd/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2280d807-23f6-48aa-b854-7a5c62e644bd/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2280d807-23f6-48aa-b854-7a5c62e644bd/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2280d807-23f6-48aa-b854-7a5c62e644bd/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2280d807-23f6-48aa-b854-7a5c62e644bd/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c24ad121bcc9573550d02da9627a07166858762ae4177dec26b10c884148a83b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:04:34,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:04:34,947 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:04:35,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:04:35,016 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:04:35,017 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:04:35,019 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:04:35,022 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:04:35,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:04:35,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:04:35,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:04:35,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:04:35,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:04:35,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:04:35,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:04:35,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:04:35,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:04:35,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:04:35,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:04:35,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:04:35,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:04:35,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:04:35,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:04:35,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:04:35,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:04:35,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:04:35,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:04:35,065 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:04:35,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:04:35,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:04:35,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:04:35,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:04:35,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:04:35,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:04:35,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:04:35,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:04:35,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:04:35,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:04:35,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:04:35,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:04:35,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:04:35,081 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2280d807-23f6-48aa-b854-7a5c62e644bd/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:04:35,134 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:04:35,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:04:35,135 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:04:35,136 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:04:35,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:04:35,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:04:35,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:04:35,138 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:04:35,139 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:04:35,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:04:35,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:04:35,140 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:04:35,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:04:35,141 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:04:35,141 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:04:35,142 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:04:35,142 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:04:35,142 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:04:35,143 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:04:35,143 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:04:35,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:04:35,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:35,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:04:35,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:04:35,145 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:04:35,146 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:04:35,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:04:35,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:04:35,147 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_2280d807-23f6-48aa-b854-7a5c62e644bd/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2280d807-23f6-48aa-b854-7a5c62e644bd/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c24ad121bcc9573550d02da9627a07166858762ae4177dec26b10c884148a83b [2022-10-17 17:04:35,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:04:35,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:04:35,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:04:35,527 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:04:35,528 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:04:35,531 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2280d807-23f6-48aa-b854-7a5c62e644bd/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-3.i [2022-10-17 17:04:35,613 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2280d807-23f6-48aa-b854-7a5c62e644bd/bin/ukojak-92XMlrwhuB/data/4e2cb40a4/e3f7dc3b070944e9a74b0322d178d81d/FLAGcbe02b2c9 [2022-10-17 17:04:36,397 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:04:36,397 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2280d807-23f6-48aa-b854-7a5c62e644bd/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-3.i [2022-10-17 17:04:36,421 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2280d807-23f6-48aa-b854-7a5c62e644bd/bin/ukojak-92XMlrwhuB/data/4e2cb40a4/e3f7dc3b070944e9a74b0322d178d81d/FLAGcbe02b2c9 [2022-10-17 17:04:36,558 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2280d807-23f6-48aa-b854-7a5c62e644bd/bin/ukojak-92XMlrwhuB/data/4e2cb40a4/e3f7dc3b070944e9a74b0322d178d81d [2022-10-17 17:04:36,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:04:36,567 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:04:36,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:36,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:04:36,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:04:36,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:36" (1/1) ... [2022-10-17 17:04:36,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ef4b908 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:36, skipping insertion in model container [2022-10-17 17:04:36,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:36" (1/1) ... [2022-10-17 17:04:36,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:04:36,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:04:37,300 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2280d807-23f6-48aa-b854-7a5c62e644bd/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-3.i[33021,33034] [2022-10-17 17:04:37,506 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:37,517 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:04:37,556 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2280d807-23f6-48aa-b854-7a5c62e644bd/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-3.i[33021,33034] [2022-10-17 17:04:37,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:37,766 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:04:37,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37 WrapperNode [2022-10-17 17:04:37,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:37,770 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:37,770 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:04:37,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:04:37,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:37,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:38,038 INFO L138 Inliner]: procedures = 177, calls = 448, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1445 [2022-10-17 17:04:38,038 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:38,040 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:04:38,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:04:38,040 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:04:38,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:38,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:38,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:38,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:38,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:38,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:38,271 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:38,286 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:38,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:04:38,324 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:04:38,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:04:38,325 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:04:38,327 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:37" (1/1) ... [2022-10-17 17:04:38,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:38,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2280d807-23f6-48aa-b854-7a5c62e644bd/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:04:38,373 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2280d807-23f6-48aa-b854-7a5c62e644bd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:04:38,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2280d807-23f6-48aa-b854-7a5c62e644bd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:04:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:04:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:04:38,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:04:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:04:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 17:04:38,448 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 17:04:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:04:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:04:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:04:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:04:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:04:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:04:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:04:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:04:38,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:04:38,847 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:04:38,850 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:04:41,119 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:04:41,837 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:04:41,838 INFO L300 CfgBuilder]: Removed 77 assume(true) statements. [2022-10-17 17:04:41,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:41 BoogieIcfgContainer [2022-10-17 17:04:41,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:04:41,849 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:04:41,849 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:04:41,860 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:04:41,861 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:41" (1/1) ... [2022-10-17 17:04:41,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:04:41,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:41,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 153 states and 271 transitions. [2022-10-17 17:04:41,970 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 271 transitions. [2022-10-17 17:04:41,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:04:41,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:41,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:42,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:42,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:42,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:42,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 154 states and 272 transitions. [2022-10-17 17:04:42,322 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 272 transitions. [2022-10-17 17:04:42,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:04:42,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:42,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:42,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:04:42,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:42,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:42,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:42,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 154 states and 268 transitions. [2022-10-17 17:04:42,527 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 268 transitions. [2022-10-17 17:04:42,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:04:42,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:42,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:42,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:04:42,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:42,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:42,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:42,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 154 states and 260 transitions. [2022-10-17 17:04:42,711 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 260 transitions. [2022-10-17 17:04:42,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:04:42,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:42,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:42,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:42,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:04:42,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:42,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:42,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:42,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 154 states and 248 transitions. [2022-10-17 17:04:42,935 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 248 transitions. [2022-10-17 17:04:42,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:04:42,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:42,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:44,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:44,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 2770 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:04:44,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:44,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:44,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:44,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 154 states and 236 transitions. [2022-10-17 17:04:44,283 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 236 transitions. [2022-10-17 17:04:44,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:04:44,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:44,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:45,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:45,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 3056 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:04:45,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:45,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:46,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:46,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 198 states and 291 transitions. [2022-10-17 17:04:46,489 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 291 transitions. [2022-10-17 17:04:46,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:04:46,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:46,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:47,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:47,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 1839 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:04:47,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:47,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:47,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:47,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 198 states and 289 transitions. [2022-10-17 17:04:47,288 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 289 transitions. [2022-10-17 17:04:47,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:04:47,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:47,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:47,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:48,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 1839 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:04:48,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:48,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:48,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:48,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 198 states and 287 transitions. [2022-10-17 17:04:48,102 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 287 transitions. [2022-10-17 17:04:48,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:04:48,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:48,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:48,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 1866 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:04:48,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:48,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:48,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:48,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 198 states and 285 transitions. [2022-10-17 17:04:48,851 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 285 transitions. [2022-10-17 17:04:48,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:04:48,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:48,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:49,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 1866 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:04:49,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:49,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:49,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:49,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 198 states and 283 transitions. [2022-10-17 17:04:49,656 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 283 transitions. [2022-10-17 17:04:49,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:04:49,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:49,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:50,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:50,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 3070 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:04:50,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:50,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:50,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:50,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 198 states and 281 transitions. [2022-10-17 17:04:50,904 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 281 transitions. [2022-10-17 17:04:50,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:04:50,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:50,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:52,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:52,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 3070 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:04:52,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:52,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:52,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:52,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 198 states and 279 transitions. [2022-10-17 17:04:52,046 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 279 transitions. [2022-10-17 17:04:52,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:04:52,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:52,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:53,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 3099 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:04:53,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:53,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:53,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:53,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 198 states and 277 transitions. [2022-10-17 17:04:53,255 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 277 transitions. [2022-10-17 17:04:53,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:04:53,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:53,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:54,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 3099 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:04:54,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:54,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:54,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:54,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 198 states and 275 transitions. [2022-10-17 17:04:54,395 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 275 transitions. [2022-10-17 17:04:54,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:04:54,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:54,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:55,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:55,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 3076 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:04:55,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:55,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:55,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:55,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 201 states and 277 transitions. [2022-10-17 17:04:55,571 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 277 transitions. [2022-10-17 17:04:55,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:04:55,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:55,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:56,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:56,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 3076 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:04:56,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:56,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:56,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:56,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 204 states and 279 transitions. [2022-10-17 17:04:56,777 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 279 transitions. [2022-10-17 17:04:56,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 17:04:56,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:56,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:57,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:57,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 3311 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:04:57,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:57,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:57,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:57,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 204 states and 278 transitions. [2022-10-17 17:04:57,970 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 278 transitions. [2022-10-17 17:04:57,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 17:04:57,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:57,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:58,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 3311 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:04:58,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:58,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:58,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:58,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 204 states and 277 transitions. [2022-10-17 17:04:58,955 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 277 transitions. [2022-10-17 17:04:58,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:04:58,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:58,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:00,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:00,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 3317 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:05:00,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:05:00,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:00,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:00,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 213 states and 288 transitions. [2022-10-17 17:05:00,751 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 288 transitions. [2022-10-17 17:05:00,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:05:00,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:00,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:01,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:01,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 3317 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:05:01,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:05:01,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:02,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:02,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 222 states and 299 transitions. [2022-10-17 17:05:02,386 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 299 transitions. [2022-10-17 17:05:02,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 17:05:02,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:02,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:03,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:03,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 2193 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:05:03,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:05:03,321 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:05:03,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:03,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 231 states and 309 transitions. [2022-10-17 17:05:03,344 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 309 transitions. [2022-10-17 17:05:03,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 17:05:03,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:03,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:04,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:04,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 2193 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:05:04,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:05:04,144 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:05:04,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:04,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 240 states and 319 transitions. [2022-10-17 17:05:04,170 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 319 transitions. [2022-10-17 17:05:04,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 17:05:04,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:04,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms