./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_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_01565fe9-cd9b-47a5-982b-5a443ff73cc7/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01565fe9-cd9b-47a5-982b-5a443ff73cc7/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_01565fe9-cd9b-47a5-982b-5a443ff73cc7/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01565fe9-cd9b-47a5-982b-5a443ff73cc7/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01565fe9-cd9b-47a5-982b-5a443ff73cc7/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_01565fe9-cd9b-47a5-982b-5a443ff73cc7/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 bd259ad1e1e9b7f6e2ebd2858541cc7ac07d30ed5cbee2b9de70c1db1c5b700e --- 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 16:35:05,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:35:05,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:35:05,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:35:05,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:35:05,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:35:05,375 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:35:05,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:35:05,383 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:35:05,389 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:35:05,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:35:05,392 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:35:05,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:35:05,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:35:05,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:35:05,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:35:05,404 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:35:05,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:35:05,408 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:35:05,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:35:05,419 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:35:05,420 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:35:05,422 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:35:05,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:35:05,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:35:05,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:35:05,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:35:05,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:35:05,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:35:05,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:35:05,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:35:05,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:35:05,434 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:35:05,435 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:35:05,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:35:05,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:35:05,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:35:05,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:35:05,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:35:05,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:35:05,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:35:05,445 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01565fe9-cd9b-47a5-982b-5a443ff73cc7/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:35:05,477 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:35:05,480 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:35:05,481 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:35:05,481 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:35:05,482 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:35:05,482 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:35:05,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:35:05,483 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:35:05,483 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:35:05,483 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:35:05,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:35:05,485 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:35:05,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:35:05,485 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:35:05,485 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:35:05,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:35:05,486 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:35:05,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:35:05,486 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:35:05,487 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:35:05,487 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:35:05,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:05,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:35:05,488 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:35:05,488 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:35:05,488 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:35:05,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:35:05,488 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:35:05,489 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_01565fe9-cd9b-47a5-982b-5a443ff73cc7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01565fe9-cd9b-47a5-982b-5a443ff73cc7/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd259ad1e1e9b7f6e2ebd2858541cc7ac07d30ed5cbee2b9de70c1db1c5b700e [2022-10-17 16:35:05,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:35:05,839 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:35:05,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:35:05,844 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:35:05,845 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:35:05,847 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01565fe9-cd9b-47a5-982b-5a443ff73cc7/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i [2022-10-17 16:35:05,918 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01565fe9-cd9b-47a5-982b-5a443ff73cc7/bin/ukojak-92XMlrwhuB/data/2ef58ba1e/cbc4901066e74e3b98996db81fabaabd/FLAGbc8566f62 [2022-10-17 16:35:06,648 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:35:06,649 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01565fe9-cd9b-47a5-982b-5a443ff73cc7/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i [2022-10-17 16:35:06,676 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01565fe9-cd9b-47a5-982b-5a443ff73cc7/bin/ukojak-92XMlrwhuB/data/2ef58ba1e/cbc4901066e74e3b98996db81fabaabd/FLAGbc8566f62 [2022-10-17 16:35:06,768 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01565fe9-cd9b-47a5-982b-5a443ff73cc7/bin/ukojak-92XMlrwhuB/data/2ef58ba1e/cbc4901066e74e3b98996db81fabaabd [2022-10-17 16:35:06,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:35:06,775 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:35:06,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:06,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:35:06,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:35:06,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:06" (1/1) ... [2022-10-17 16:35:06,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58b8e935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:06, skipping insertion in model container [2022-10-17 16:35:06,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:06" (1/1) ... [2022-10-17 16:35:06,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:35:06,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:35:07,344 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_01565fe9-cd9b-47a5-982b-5a443ff73cc7/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i[33021,33034] [2022-10-17 16:35:07,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:07,539 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:35:07,569 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_01565fe9-cd9b-47a5-982b-5a443ff73cc7/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i[33021,33034] [2022-10-17 16:35:07,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:07,749 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:35:07,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:07 WrapperNode [2022-10-17 16:35:07,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:07,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:07,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:35:07,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:35:07,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:07" (1/1) ... [2022-10-17 16:35:07,824 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:07" (1/1) ... [2022-10-17 16:35:07,912 INFO L138 Inliner]: procedures = 177, calls = 448, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1445 [2022-10-17 16:35:07,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:07,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:35:07,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:35:07,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:35:07,923 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:07" (1/1) ... [2022-10-17 16:35:07,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:07" (1/1) ... [2022-10-17 16:35:07,935 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:07" (1/1) ... [2022-10-17 16:35:07,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:07" (1/1) ... [2022-10-17 16:35:08,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:07" (1/1) ... [2022-10-17 16:35:08,084 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:07" (1/1) ... [2022-10-17 16:35:08,110 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:07" (1/1) ... [2022-10-17 16:35:08,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:07" (1/1) ... [2022-10-17 16:35:08,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:35:08,151 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:35:08,151 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:35:08,151 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:35:08,155 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:07" (1/1) ... [2022-10-17 16:35:08,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:08,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01565fe9-cd9b-47a5-982b-5a443ff73cc7/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:35:08,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01565fe9-cd9b-47a5-982b-5a443ff73cc7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:35:08,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01565fe9-cd9b-47a5-982b-5a443ff73cc7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:35:08,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:35:08,251 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:35:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:35:08,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:35:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:35:08,253 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:35:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:35:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:35:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:35:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:35:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:35:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:35:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:35:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:35:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:35:08,637 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:35:08,639 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:35:10,786 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:35:11,412 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:35:11,412 INFO L300 CfgBuilder]: Removed 77 assume(true) statements. [2022-10-17 16:35:11,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:11 BoogieIcfgContainer [2022-10-17 16:35:11,415 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:35:11,417 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:35:11,417 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:35:11,427 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:35:11,427 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:11" (1/1) ... [2022-10-17 16:35:11,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:35:11,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:11,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 153 states and 271 transitions. [2022-10-17 16:35:11,502 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 271 transitions. [2022-10-17 16:35:11,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:35:11,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:11,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:11,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:11,736 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 16:35:11,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:11,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 154 states and 272 transitions. [2022-10-17 16:35:11,805 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 272 transitions. [2022-10-17 16:35:11,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:35:11,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:11,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:11,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:11,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:35:11,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:11,931 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 16:35:11,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:11,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 154 states and 268 transitions. [2022-10-17 16:35:11,951 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 268 transitions. [2022-10-17 16:35:11,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:35:11,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:11,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:12,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:35:12,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:12,084 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 16:35:12,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:12,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 154 states and 260 transitions. [2022-10-17 16:35:12,105 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 260 transitions. [2022-10-17 16:35:12,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:35:12,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:12,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:12,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:12,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:35:12,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:12,296 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 16:35:12,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:12,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 154 states and 248 transitions. [2022-10-17 16:35:12,312 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 248 transitions. [2022-10-17 16:35:12,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:35:12,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:12,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:13,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 2770 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:35:13,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:13,540 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 16:35:13,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:13,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 154 states and 236 transitions. [2022-10-17 16:35:13,660 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 236 transitions. [2022-10-17 16:35:13,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:35:13,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:13,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:14,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:14,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 3056 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:35:14,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:15,033 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 16:35:15,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:15,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 198 states and 291 transitions. [2022-10-17 16:35:15,604 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 291 transitions. [2022-10-17 16:35:15,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:35:15,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:15,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:16,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:16,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 1839 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:35:16,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:16,331 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 16:35:16,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:16,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 198 states and 289 transitions. [2022-10-17 16:35:16,345 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 289 transitions. [2022-10-17 16:35:16,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:35:16,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:16,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:17,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 1839 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:35:17,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:17,133 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 16:35:17,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:17,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 198 states and 287 transitions. [2022-10-17 16:35:17,146 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 287 transitions. [2022-10-17 16:35:17,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:35:17,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:17,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:17,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:17,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 1866 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:35:17,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:17,945 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 16:35:17,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:17,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 198 states and 285 transitions. [2022-10-17 16:35:17,956 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 285 transitions. [2022-10-17 16:35:17,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:35:17,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:17,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:18,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 1866 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:35:18,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:18,628 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 16:35:18,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:18,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 198 states and 283 transitions. [2022-10-17 16:35:18,650 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 283 transitions. [2022-10-17 16:35:18,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:35:18,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:18,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:19,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:19,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 3070 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:35:19,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:19,810 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 16:35:19,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:19,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 198 states and 281 transitions. [2022-10-17 16:35:19,829 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 281 transitions. [2022-10-17 16:35:19,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:35:19,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:19,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:20,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:20,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 3070 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:35:21,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:21,006 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 16:35:21,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:21,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 198 states and 279 transitions. [2022-10-17 16:35:21,016 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 279 transitions. [2022-10-17 16:35:21,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:35:21,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:21,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:22,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 3099 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:35:22,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:22,318 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 16:35:22,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:22,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 198 states and 277 transitions. [2022-10-17 16:35:22,443 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 277 transitions. [2022-10-17 16:35:22,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:35:22,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:22,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:23,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:23,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 3099 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:35:23,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:23,617 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 16:35:23,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:23,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 198 states and 275 transitions. [2022-10-17 16:35:23,700 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 275 transitions. [2022-10-17 16:35:23,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:35:23,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:23,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:24,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:24,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 3076 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:35:24,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:24,933 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 16:35:24,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:24,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 201 states and 277 transitions. [2022-10-17 16:35:24,948 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 277 transitions. [2022-10-17 16:35:24,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:35:24,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:24,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:25,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:25,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 3076 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:35:25,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:26,086 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 16:35:26,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:26,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 204 states and 279 transitions. [2022-10-17 16:35:26,099 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 279 transitions. [2022-10-17 16:35:26,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:35:26,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:26,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:27,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:27,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 3311 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:35:27,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:27,225 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 16:35:27,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:27,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 204 states and 278 transitions. [2022-10-17 16:35:27,250 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 278 transitions. [2022-10-17 16:35:27,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:35:27,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:27,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:28,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:28,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 3311 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:35:28,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:28,226 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 16:35:28,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:28,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 204 states and 277 transitions. [2022-10-17 16:35:28,251 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 277 transitions. [2022-10-17 16:35:28,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:35:28,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:28,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:29,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:29,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 3317 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:35:29,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:29,519 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 16:35:29,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:29,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 213 states and 288 transitions. [2022-10-17 16:35:29,935 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 288 transitions. [2022-10-17 16:35:29,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:35:29,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:29,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:30,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 3317 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:35:30,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:31,054 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 16:35:31,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:31,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 222 states and 299 transitions. [2022-10-17 16:35:31,445 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 299 transitions. [2022-10-17 16:35:31,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:35:31,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:31,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:32,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:32,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 2193 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:35:32,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:32,375 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 16:35:32,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:32,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 231 states and 309 transitions. [2022-10-17 16:35:32,398 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 309 transitions. [2022-10-17 16:35:32,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:35:32,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:32,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:33,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:33,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 2193 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:35:33,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:33,491 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 16:35:33,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:33,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 240 states and 319 transitions. [2022-10-17 16:35:33,520 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 319 transitions. [2022-10-17 16:35:33,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:35:33,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:33,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:34,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:34,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 3334 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:35:34,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:35:34,750 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:35:35,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:35,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 241 states and 321 transitions. [2022-10-17 16:35:35,247 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 321 transitions. [2022-10-17 16:35:35,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:35:35,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:35,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms