./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127f8c15-37c2-4eac-ab61-4bc10f47ea27/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127f8c15-37c2-4eac-ab61-4bc10f47ea27/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127f8c15-37c2-4eac-ab61-4bc10f47ea27/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127f8c15-37c2-4eac-ab61-4bc10f47ea27/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127f8c15-37c2-4eac-ab61-4bc10f47ea27/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127f8c15-37c2-4eac-ab61-4bc10f47ea27/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bfb70cce6cd508003f6161c30aa2ac99ac8ddeb6209ddd86b65ca0c623c2fb1c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:27:33,364 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:27:33,469 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127f8c15-37c2-4eac-ab61-4bc10f47ea27/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:27:33,479 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:27:33,480 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:27:33,520 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:27:33,522 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:27:33,523 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:27:33,524 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:27:33,529 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:27:33,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:27:33,530 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:27:33,531 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:27:33,533 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:27:33,533 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:27:33,534 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:27:33,534 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:27:33,535 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:27:33,535 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:27:33,535 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:27:33,536 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:27:33,537 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:27:33,537 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:27:33,538 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:27:33,539 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:27:33,539 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:27:33,540 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:27:33,540 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:27:33,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:33,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:27:33,543 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:27:33,543 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:27:33,543 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:27:33,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:27:33,544 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:27:33,544 INFO L153 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_127f8c15-37c2-4eac-ab61-4bc10f47ea27/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127f8c15-37c2-4eac-ab61-4bc10f47ea27/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfb70cce6cd508003f6161c30aa2ac99ac8ddeb6209ddd86b65ca0c623c2fb1c [2023-11-23 20:27:33,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:27:33,866 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:27:33,869 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:27:33,870 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:27:33,871 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:27:33,873 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127f8c15-37c2-4eac-ab61-4bc10f47ea27/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-2.i [2023-11-23 20:27:36,914 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:27:37,301 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:27:37,302 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127f8c15-37c2-4eac-ab61-4bc10f47ea27/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-2.i [2023-11-23 20:27:37,325 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127f8c15-37c2-4eac-ab61-4bc10f47ea27/bin/ukojak-verify-1t5iHCbJaC/data/75d1385d7/7dddcee7aed34d90a312d4fe0ff49557/FLAGa411663d1 [2023-11-23 20:27:37,340 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127f8c15-37c2-4eac-ab61-4bc10f47ea27/bin/ukojak-verify-1t5iHCbJaC/data/75d1385d7/7dddcee7aed34d90a312d4fe0ff49557 [2023-11-23 20:27:37,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:27:37,344 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:27:37,345 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:37,346 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:27:37,351 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:27:37,352 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:37" (1/1) ... [2023-11-23 20:27:37,353 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@455be5af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:37, skipping insertion in model container [2023-11-23 20:27:37,353 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:37" (1/1) ... [2023-11-23 20:27:37,445 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:27:37,981 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:38,000 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:27:38,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:38,179 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:27:38,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:38 WrapperNode [2023-11-23 20:27:38,180 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:38,181 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:38,182 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:27:38,182 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:27:38,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:38" (1/1) ... [2023-11-23 20:27:38,221 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:38" (1/1) ... [2023-11-23 20:27:38,299 INFO L138 Inliner]: procedures = 177, calls = 238, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 967 [2023-11-23 20:27:38,299 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:38,300 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:27:38,300 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:27:38,300 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:27:38,310 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:38" (1/1) ... [2023-11-23 20:27:38,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:38" (1/1) ... [2023-11-23 20:27:38,323 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:38" (1/1) ... [2023-11-23 20:27:38,324 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:38" (1/1) ... [2023-11-23 20:27:38,366 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:38" (1/1) ... [2023-11-23 20:27:38,377 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:38" (1/1) ... [2023-11-23 20:27:38,381 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:38" (1/1) ... [2023-11-23 20:27:38,387 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:38" (1/1) ... [2023-11-23 20:27:38,396 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:27:38,397 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:27:38,398 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:27:38,398 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:27:38,399 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:38" (1/1) ... [2023-11-23 20:27:38,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:38,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127f8c15-37c2-4eac-ab61-4bc10f47ea27/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:27:38,431 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127f8c15-37c2-4eac-ab61-4bc10f47ea27/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:27:38,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_127f8c15-37c2-4eac-ab61-4bc10f47ea27/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:27:38,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:27:38,482 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:27:38,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:27:38,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:27:38,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:27:38,483 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:27:38,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:27:38,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:27:38,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:27:38,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:27:38,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:27:38,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:27:38,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:27:38,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:27:38,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:27:38,681 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:27:38,684 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:27:39,940 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:27:40,915 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:27:40,916 INFO L309 CfgBuilder]: Removed 40 assume(true) statements. [2023-11-23 20:27:40,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:27:40 BoogieIcfgContainer [2023-11-23 20:27:40,919 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:27:40,920 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:27:40,920 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:27:40,930 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:27:40,931 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:27:40" (1/1) ... [2023-11-23 20:27:40,943 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:27:41,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:41,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 108 states and 177 transitions. [2023-11-23 20:27:41,018 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 177 transitions. [2023-11-23 20:27:41,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:27:41,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:41,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:41,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:41,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:27:41,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:41,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 107 states and 176 transitions. [2023-11-23 20:27:41,277 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 176 transitions. [2023-11-23 20:27:41,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:27:41,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:41,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:41,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:41,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:27:41,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:41,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 108 states and 178 transitions. [2023-11-23 20:27:41,367 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 178 transitions. [2023-11-23 20:27:41,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:27:41,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:41,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:41,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:27:41,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:41,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:27:41,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:41,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 111 states and 182 transitions. [2023-11-23 20:27:41,563 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 182 transitions. [2023-11-23 20:27:41,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:27:41,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:41,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:41,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:41,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:27:41,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:41,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:27:41,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:41,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 111 states and 180 transitions. [2023-11-23 20:27:41,652 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 180 transitions. [2023-11-23 20:27:41,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:27:41,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:41,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:41,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:41,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:27:41,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:41,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:27:41,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:41,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 111 states and 176 transitions. [2023-11-23 20:27:41,812 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 176 transitions. [2023-11-23 20:27:41,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:27:41,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:41,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:41,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:41,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:27:41,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:41,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:27:41,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:41,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 111 states and 170 transitions. [2023-11-23 20:27:41,984 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 170 transitions. [2023-11-23 20:27:41,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:27:41,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:41,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:42,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:42,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:27:42,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:42,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:27:52,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:27:52,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:52,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 111 states and 164 transitions. [2023-11-23 20:27:52,336 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 164 transitions. [2023-11-23 20:27:52,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:27:52,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:52,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:52,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:27:52,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:53,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:27:54,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:27:54,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:54,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 138 states and 197 transitions. [2023-11-23 20:27:54,461 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 197 transitions. [2023-11-23 20:27:54,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:27:54,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:54,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:54,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:54,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:27:54,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:54,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:27:54,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:54,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 138 states and 195 transitions. [2023-11-23 20:27:54,675 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 195 transitions. [2023-11-23 20:27:54,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:27:54,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:54,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:54,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:54,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:27:54,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:55,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:27:56,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:28:06,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:28:16,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:28:16,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:16,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 166 states and 229 transitions. [2023-11-23 20:28:16,818 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 229 transitions. [2023-11-23 20:28:16,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:28:16,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:16,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:17,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:17,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:28:17,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:28:17,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:17,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:17,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 166 states and 227 transitions. [2023-11-23 20:28:17,026 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 227 transitions. [2023-11-23 20:28:17,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:28:17,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:17,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:17,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:17,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:28:17,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:28:17,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:17,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:17,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 166 states and 225 transitions. [2023-11-23 20:28:17,652 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 225 transitions. [2023-11-23 20:28:17,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:28:17,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:17,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:17,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:17,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:28:17,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:28:18,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:28:28,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:28:35,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.25s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:28:35,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:35,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 167 states and 223 transitions. [2023-11-23 20:28:35,675 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 223 transitions. [2023-11-23 20:28:35,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:28:35,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:35,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:35,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:35,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:28:35,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:28:35,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:36,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:36,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 168 states and 224 transitions. [2023-11-23 20:28:36,021 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 224 transitions. [2023-11-23 20:28:36,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:28:36,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:36,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:36,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:36,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:28:36,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:28:36,371 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.