./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9 --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 d11f955236406002afd026860cf5cae6834e26918579de44c447a4ac30cb678d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:46:39,370 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:46:39,436 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 21:46:39,442 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:46:39,442 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:46:39,468 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:46:39,469 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:46:39,469 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:46:39,470 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:46:39,471 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:46:39,471 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:46:39,472 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:46:39,472 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:46:39,473 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:46:39,473 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:46:39,474 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:46:39,474 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:46:39,475 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:46:39,475 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:46:39,476 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:46:39,477 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:46:39,477 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:46:39,478 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:46:39,478 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:46:39,479 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:46:39,479 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:46:39,480 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:46:39,480 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:46:39,480 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:46:39,481 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:46:39,481 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:46:39,482 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:46:39,482 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:46:39,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:46:39,482 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:46:39,483 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_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d11f955236406002afd026860cf5cae6834e26918579de44c447a4ac30cb678d [2023-12-02 21:46:39,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:46:39,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:46:39,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:46:39,732 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:46:39,732 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:46:39,733 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i [2023-12-02 21:46:42,505 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:46:42,776 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:46:42,777 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i [2023-12-02 21:46:42,794 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/data/93dac5b4d/81f3b1536ff643e784da1a3a8866c620/FLAG5f2d0c556 [2023-12-02 21:46:42,808 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/data/93dac5b4d/81f3b1536ff643e784da1a3a8866c620 [2023-12-02 21:46:42,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:46:42,812 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:46:42,813 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:46:42,813 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:46:42,817 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:46:42,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:46:42" (1/1) ... [2023-12-02 21:46:42,818 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a8fa2d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:42, skipping insertion in model container [2023-12-02 21:46:42,819 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:46:42" (1/1) ... [2023-12-02 21:46:42,878 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:46:43,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:46:43,329 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:46:43,425 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:46:43,458 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:46:43,464 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:46:43,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:43 WrapperNode [2023-12-02 21:46:43,465 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:46:43,465 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:46:43,465 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:46:43,466 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:46:43,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:43" (1/1) ... [2023-12-02 21:46:43,513 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:43" (1/1) ... [2023-12-02 21:46:43,583 INFO L138 Inliner]: procedures = 177, calls = 338, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1532 [2023-12-02 21:46:43,583 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:46:43,584 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:46:43,584 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:46:43,584 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:46:43,594 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:43" (1/1) ... [2023-12-02 21:46:43,594 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:43" (1/1) ... [2023-12-02 21:46:43,608 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:43" (1/1) ... [2023-12-02 21:46:43,609 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:43" (1/1) ... [2023-12-02 21:46:43,662 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:43" (1/1) ... [2023-12-02 21:46:43,677 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:43" (1/1) ... [2023-12-02 21:46:43,684 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:43" (1/1) ... [2023-12-02 21:46:43,692 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:43" (1/1) ... [2023-12-02 21:46:43,704 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:46:43,705 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:46:43,705 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:46:43,706 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:46:43,707 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:43" (1/1) ... [2023-12-02 21:46:43,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:46:43,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:46:43,745 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:46:43,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:46:43,782 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 21:46:43,782 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 21:46:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:46:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:46:43,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:46:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:46:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 21:46:43,784 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 21:46:43,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:46:43,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:46:43,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:46:43,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:46:43,784 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 21:46:43,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:46:43,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:46:43,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:46:43,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:46:43,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:46:44,013 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:46:44,016 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:46:45,445 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:46:47,033 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:46:47,033 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-12-02 21:46:47,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:46:47 BoogieIcfgContainer [2023-12-02 21:46:47,035 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:46:47,036 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:46:47,037 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:46:47,047 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:46:47,048 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:46:47" (1/1) ... [2023-12-02 21:46:47,058 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:46:47,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:47,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 162 states and 265 transitions. [2023-12-02 21:46:47,122 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 265 transitions. [2023-12-02 21:46:47,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:46:47,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:47,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:47,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:47,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 21:46:47,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:47,397 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 21:46:47,411 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-02 21:46:47,458 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 21:46:47,459 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-02 21:46:47,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 21:46:47,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-12-02 21:46:47,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:47,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:47,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 165 states and 270 transitions. [2023-12-02 21:46:47,542 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 270 transitions. [2023-12-02 21:46:47,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 21:46:47,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:47,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:47,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:47,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 21:46:47,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:47,643 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 21:46:47,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-02 21:46:47,678 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 21:46:47,679 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-02 21:46:47,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 21:46:47,686 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-12-02 21:46:47,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:47,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:47,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 166 states and 271 transitions. [2023-12-02 21:46:47,711 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 271 transitions. [2023-12-02 21:46:47,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 21:46:47,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:47,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:47,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:47,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:47,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:47,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 166 states and 270 transitions. [2023-12-02 21:46:47,789 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 270 transitions. [2023-12-02 21:46:47,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 21:46:47,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:47,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:47,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:47,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:46:47,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:47,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:47,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:47,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 166 states and 268 transitions. [2023-12-02 21:46:47,890 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 268 transitions. [2023-12-02 21:46:47,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 21:46:47,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:47,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:47,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:48,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:48,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:48,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 166 states and 267 transitions. [2023-12-02 21:46:48,165 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 267 transitions. [2023-12-02 21:46:48,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 21:46:48,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:48,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:48,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:48,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:46:48,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:48,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:48,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:48,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 166 states and 263 transitions. [2023-12-02 21:46:48,267 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 263 transitions. [2023-12-02 21:46:48,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 21:46:48,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:48,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:48,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:48,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:46:48,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:48,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:48,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:48,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 166 states and 257 transitions. [2023-12-02 21:46:48,387 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 257 transitions. [2023-12-02 21:46:48,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 21:46:48,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:48,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:48,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:46:48,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:48,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:58,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:46:58,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:58,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 166 states and 251 transitions. [2023-12-02 21:46:58,687 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 251 transitions. [2023-12-02 21:46:58,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 21:46:58,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:58,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:58,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:58,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:46:58,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:59,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:47:09,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:47:19,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:47:29,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:47:39,448 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 [] [2023-12-02 21:47:39,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:39,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 181 states and 269 transitions. [2023-12-02 21:47:39,510 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 269 transitions. [2023-12-02 21:47:39,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 21:47:39,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:39,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:39,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:39,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:47:39,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:39,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:47:39,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:39,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 181 states and 267 transitions. [2023-12-02 21:47:39,695 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 267 transitions. [2023-12-02 21:47:39,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 21:47:39,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:39,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:39,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:47:39,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:39,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:47:39,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:39,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 181 states and 265 transitions. [2023-12-02 21:47:39,885 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 265 transitions. [2023-12-02 21:47:39,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 21:47:39,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:39,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:40,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:47:40,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:40,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:47:50,130 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 [] [2023-12-02 21:47:50,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:50,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 181 states and 263 transitions. [2023-12-02 21:47:50,179 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 263 transitions. [2023-12-02 21:47:50,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 21:47:50,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:50,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:50,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:47:50,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:50,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:48:00,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:48:10,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:48:20,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:48:30,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:48:30,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:30,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 184 states and 265 transitions. [2023-12-02 21:48:30,719 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 265 transitions. [2023-12-02 21:48:30,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:48:30,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:30,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:37,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:37,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:48:37,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:37,800 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:48:37,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:37,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 186 states and 269 transitions. [2023-12-02 21:48:37,910 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 269 transitions. [2023-12-02 21:48:37,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 21:48:37,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:37,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:48,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 21:48:48,170 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 21:48:48,173 INFO L158 Benchmark]: Toolchain (without parser) took 125361.32ms. Allocated memory was 138.4MB in the beginning and 274.7MB in the end (delta: 136.3MB). Free memory was 89.5MB in the beginning and 138.8MB in the end (delta: -49.3MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. [2023-12-02 21:48:48,174 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 138.4MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:48:48,175 INFO L158 Benchmark]: CACSL2BoogieTranslator took 652.00ms. Allocated memory is still 138.4MB. Free memory was 89.1MB in the beginning and 55.1MB in the end (delta: 34.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-12-02 21:48:48,176 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.91ms. Allocated memory was 138.4MB in the beginning and 169.9MB in the end (delta: 31.5MB). Free memory was 54.8MB in the beginning and 131.5MB in the end (delta: -76.7MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2023-12-02 21:48:48,176 INFO L158 Benchmark]: Boogie Preprocessor took 120.17ms. Allocated memory is still 169.9MB. Free memory was 131.5MB in the beginning and 121.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 21:48:48,177 INFO L158 Benchmark]: RCFGBuilder took 3330.65ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 121.1MB in the beginning and 132.7MB in the end (delta: -11.6MB). Peak memory consumption was 96.4MB. Max. memory is 16.1GB. [2023-12-02 21:48:48,178 INFO L158 Benchmark]: CodeCheck took 121136.05ms. Allocated memory was 205.5MB in the beginning and 274.7MB in the end (delta: 69.2MB). Free memory was 131.6MB in the beginning and 138.8MB in the end (delta: -7.2MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. [2023-12-02 21:48:48,182 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 138.4MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 652.00ms. Allocated memory is still 138.4MB. Free memory was 89.1MB in the beginning and 55.1MB in the end (delta: 34.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.91ms. Allocated memory was 138.4MB in the beginning and 169.9MB in the end (delta: 31.5MB). Free memory was 54.8MB in the beginning and 131.5MB in the end (delta: -76.7MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 120.17ms. Allocated memory is still 169.9MB. Free memory was 131.5MB in the beginning and 121.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 3330.65ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 121.1MB in the beginning and 132.7MB in the end (delta: -11.6MB). Peak memory consumption was 96.4MB. Max. memory is 16.1GB. * CodeCheck took 121136.05ms. Allocated memory was 205.5MB in the beginning and 274.7MB in the end (delta: 69.2MB). Free memory was 131.6MB in the beginning and 138.8MB in the end (delta: -7.2MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:48:48,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9 --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 d11f955236406002afd026860cf5cae6834e26918579de44c447a4ac30cb678d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:48:50,056 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:48:50,139 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 21:48:50,173 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:48:50,174 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:48:50,175 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:48:50,175 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:48:50,176 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:48:50,177 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:48:50,177 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:48:50,178 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:48:50,178 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:48:50,179 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:48:50,180 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:48:50,180 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:48:50,181 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:48:50,181 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:48:50,182 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:48:50,182 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:48:50,183 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:48:50,183 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:48:50,184 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:48:50,184 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:48:50,185 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:48:50,185 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:48:50,186 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:48:50,186 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:48:50,187 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:48:50,187 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:48:50,188 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:48:50,188 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:48:50,189 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:48:50,189 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:48:50,190 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:48:50,190 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:48:50,190 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:48:50,191 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:48:50,191 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:48:50,191 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:48:50,191 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d11f955236406002afd026860cf5cae6834e26918579de44c447a4ac30cb678d [2023-12-02 21:48:50,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:48:50,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:48:50,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:48:50,508 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:48:50,508 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:48:50,510 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i [2023-12-02 21:48:53,298 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:48:53,603 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:48:53,604 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i [2023-12-02 21:48:53,624 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/data/503138726/12198854c9cc4a61be4b326bcbd2d7ed/FLAG52f856d35 [2023-12-02 21:48:53,641 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/data/503138726/12198854c9cc4a61be4b326bcbd2d7ed [2023-12-02 21:48:53,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:48:53,647 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:48:53,648 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:48:53,648 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:48:53,654 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:48:53,655 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:48:53" (1/1) ... [2023-12-02 21:48:53,656 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75fd3729 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:53, skipping insertion in model container [2023-12-02 21:48:53,656 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:48:53" (1/1) ... [2023-12-02 21:48:53,740 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:48:54,319 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:48:54,334 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 21:48:54,349 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:48:54,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:48:54,441 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:48:54,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:48:54,613 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:48:54,620 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:48:54,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:54 WrapperNode [2023-12-02 21:48:54,620 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:48:54,621 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:48:54,621 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:48:54,621 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:48:54,627 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:54" (1/1) ... [2023-12-02 21:48:54,662 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:54" (1/1) ... [2023-12-02 21:48:54,721 INFO L138 Inliner]: procedures = 180, calls = 338, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1198 [2023-12-02 21:48:54,721 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:48:54,722 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:48:54,722 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:48:54,723 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:48:54,731 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:54" (1/1) ... [2023-12-02 21:48:54,731 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:54" (1/1) ... [2023-12-02 21:48:54,741 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:54" (1/1) ... [2023-12-02 21:48:54,742 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:54" (1/1) ... [2023-12-02 21:48:54,791 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:54" (1/1) ... [2023-12-02 21:48:54,802 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:54" (1/1) ... [2023-12-02 21:48:54,808 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:54" (1/1) ... [2023-12-02 21:48:54,817 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:54" (1/1) ... [2023-12-02 21:48:54,828 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:48:54,830 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:48:54,830 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:48:54,830 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:48:54,831 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:54" (1/1) ... [2023-12-02 21:48:54,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:48:54,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:48:54,858 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:48:54,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:48:54,895 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 21:48:54,895 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 21:48:54,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-02 21:48:54,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:48:54,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:48:54,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:48:54,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 21:48:54,896 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 21:48:54,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:48:54,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:48:54,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:48:54,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:48:54,897 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 21:48:54,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:48:54,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:48:54,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:48:54,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:48:54,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:48:54,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:48:55,112 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:48:55,114 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:49:10,124 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:49:10,665 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:49:10,665 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-12-02 21:49:10,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:49:10 BoogieIcfgContainer [2023-12-02 21:49:10,667 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:49:10,668 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:49:10,668 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:49:10,677 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:49:10,678 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:49:10" (1/1) ... [2023-12-02 21:49:10,687 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:49:10,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:10,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 162 states and 265 transitions. [2023-12-02 21:49:10,751 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 265 transitions. [2023-12-02 21:49:10,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:49:10,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:10,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:49:10,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:49:10,754 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:49:10,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9e8ddb-fc4e-406d-938b-969764d84579/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process