./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.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_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/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_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/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_4110a625-70df-4ab7-b209-4cd3d2a8488b/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 2f1aaf5276e100f83cf10565e66c3b5d8c0baa3bbd1a1424b76fbee71241f226 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:52:48,478 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:52:48,542 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 02:52:48,547 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:52:48,547 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:52:48,569 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:52:48,570 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:52:48,571 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:52:48,571 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:52:48,572 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:52:48,572 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:52:48,573 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:52:48,573 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:52:48,574 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:52:48,574 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:52:48,575 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:52:48,575 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:52:48,576 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:52:48,576 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:52:48,577 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:52:48,577 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:52:48,578 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:52:48,579 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:52:48,579 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:52:48,580 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:52:48,580 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:52:48,580 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:52:48,581 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:52:48,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:52:48,582 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:52:48,582 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:52:48,583 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:52:48,583 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:52:48,583 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:52:48,584 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:52:48,584 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_4110a625-70df-4ab7-b209-4cd3d2a8488b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f1aaf5276e100f83cf10565e66c3b5d8c0baa3bbd1a1424b76fbee71241f226 [2023-12-03 02:52:48,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:52:48,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:52:48,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:52:48,819 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:52:48,819 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:52:48,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i [2023-12-03 02:52:51,493 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:52:51,776 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:52:51,777 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i [2023-12-03 02:52:51,795 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/data/e32b0f49d/e6782c77482348bea1a9261d98f8ff9a/FLAG6a4d38154 [2023-12-03 02:52:51,806 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/data/e32b0f49d/e6782c77482348bea1a9261d98f8ff9a [2023-12-03 02:52:51,808 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:52:51,810 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:52:51,811 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:52:51,811 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:52:51,814 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:52:51,815 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:52:51" (1/1) ... [2023-12-03 02:52:51,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e318f7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:51, skipping insertion in model container [2023-12-03 02:52:51,816 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:52:51" (1/1) ... [2023-12-03 02:52:51,885 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:52:52,311 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:52:52,321 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:52:52,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:52:52,445 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:52:52,452 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:52:52,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:52 WrapperNode [2023-12-03 02:52:52,452 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:52:52,453 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:52:52,454 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:52:52,454 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:52:52,461 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:52" (1/1) ... [2023-12-03 02:52:52,494 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:52" (1/1) ... [2023-12-03 02:52:52,555 INFO L138 Inliner]: procedures = 177, calls = 287, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1367 [2023-12-03 02:52:52,556 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:52:52,556 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:52:52,557 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:52:52,557 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:52:52,567 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:52" (1/1) ... [2023-12-03 02:52:52,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:52" (1/1) ... [2023-12-03 02:52:52,580 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:52" (1/1) ... [2023-12-03 02:52:52,580 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:52" (1/1) ... [2023-12-03 02:52:52,625 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:52" (1/1) ... [2023-12-03 02:52:52,639 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:52" (1/1) ... [2023-12-03 02:52:52,645 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:52" (1/1) ... [2023-12-03 02:52:52,653 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:52" (1/1) ... [2023-12-03 02:52:52,664 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:52:52,665 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:52:52,665 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:52:52,665 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:52:52,666 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:52:52" (1/1) ... [2023-12-03 02:52:52,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:52:52,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:52:52,696 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:52:52,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:52:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 02:52:52,731 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 02:52:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:52:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:52:52,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:52:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:52:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 02:52:52,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 02:52:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:52:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:52:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 02:52:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:52:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 02:52:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 02:52:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:52:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:52:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:52:52,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:52:52,933 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:52:52,935 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:52:54,274 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:52:55,547 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:52:55,547 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-03 02:52:55,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:52:55 BoogieIcfgContainer [2023-12-03 02:52:55,549 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:52:55,550 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:52:55,550 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:52:55,560 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:52:55,560 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:52:55" (1/1) ... [2023-12-03 02:52:55,569 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:52:55,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:55,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 147 states and 239 transitions. [2023-12-03 02:52:55,657 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 239 transitions. [2023-12-03 02:52:55,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:52:55,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:55,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:55,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:55,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 02:52:55,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:55,902 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 [2023-12-03 02:52:55,911 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 [2023-12-03 02:52:55,965 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:52:55,967 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-12-03 02:52:55,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:52:55,975 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 22 treesize of output 10 [2023-12-03 02:52:55,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:56,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:56,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 150 states and 244 transitions. [2023-12-03 02:52:56,051 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 244 transitions. [2023-12-03 02:52:56,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 02:52:56,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:56,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:56,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:56,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 02:52:56,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:56,149 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 [2023-12-03 02:52:56,154 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 [2023-12-03 02:52:56,192 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:52:56,194 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-12-03 02:52:56,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:52:56,201 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 22 treesize of output 10 [2023-12-03 02:52:56,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:56,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:56,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 151 states and 245 transitions. [2023-12-03 02:52:56,233 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 245 transitions. [2023-12-03 02:52:56,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 02:52:56,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:56,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:56,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:56,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:56,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 151 states and 244 transitions. [2023-12-03 02:52:56,310 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 244 transitions. [2023-12-03 02:52:56,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 02:52:56,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:56,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:56,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:56,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:52:56,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:56,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:56,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:56,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 151 states and 242 transitions. [2023-12-03 02:52:56,405 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 242 transitions. [2023-12-03 02:52:56,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 02:52:56,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:56,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:56,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:56,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:56,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 151 states and 241 transitions. [2023-12-03 02:52:56,613 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 241 transitions. [2023-12-03 02:52:56,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 02:52:56,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:56,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:56,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:56,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:52:56,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:56,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:56,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:56,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 151 states and 237 transitions. [2023-12-03 02:52:56,697 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 237 transitions. [2023-12-03 02:52:56,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 02:52:56,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:56,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:56,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:56,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:52:56,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:56,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:52:56,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:56,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 151 states and 231 transitions. [2023-12-03 02:52:56,803 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 231 transitions. [2023-12-03 02:52:56,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 02:52:56,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:56,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:56,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:56,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:52:56,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:56,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:53:07,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:53:07,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:53:07,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 151 states and 225 transitions. [2023-12-03 02:53:07,104 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 225 transitions. [2023-12-03 02:53:07,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 02:53:07,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:53:07,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:53:07,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:53:07,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:53:07,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:53:07,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:53:17,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:53:27,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:53:37,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:53:47,811 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 [] [2023-12-03 02:53:47,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:53:47,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 166 states and 243 transitions. [2023-12-03 02:53:47,845 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 243 transitions. [2023-12-03 02:53:47,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 02:53:47,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:53:47,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:53:48,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:53:48,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:53:48,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:53:48,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:53:48,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:53:48,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 166 states and 241 transitions. [2023-12-03 02:53:48,031 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 241 transitions. [2023-12-03 02:53:48,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 02:53:48,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:53:48,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:53:48,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:53:48,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:53:48,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:53:48,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:53:48,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:53:48,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 166 states and 239 transitions. [2023-12-03 02:53:48,246 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 239 transitions. [2023-12-03 02:53:48,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 02:53:48,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:53:48,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:53:48,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:53:48,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:53:48,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:53:48,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:53:58,471 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 [] [2023-12-03 02:53:58,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:53:58,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 166 states and 237 transitions. [2023-12-03 02:53:58,539 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 237 transitions. [2023-12-03 02:53:58,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 02:53:58,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:53:58,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:53:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:53:58,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:53:58,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:53:58,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 02:54:08,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:54:18,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:54:28,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:54:38,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 02:54:39,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:54:39,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 169 states and 239 transitions. [2023-12-03 02:54:39,020 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 239 transitions. [2023-12-03 02:54:39,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 02:54:39,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:54:39,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:54:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:54:44,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:54:44,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:54:44,112 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:54:44,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:54:44,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 171 states and 243 transitions. [2023-12-03 02:54:44,223 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 243 transitions. [2023-12-03 02:54:44,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 02:54:44,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:54:44,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:54:54,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 02:54:54,488 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) [2023-12-03 02:54:54,491 INFO L158 Benchmark]: Toolchain (without parser) took 122681.48ms. Allocated memory was 161.5MB in the beginning and 268.4MB in the end (delta: 107.0MB). Free memory was 127.9MB in the beginning and 90.8MB in the end (delta: 37.0MB). Peak memory consumption was 147.7MB. Max. memory is 16.1GB. [2023-12-03 02:54:54,492 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory was 64.2MB in the beginning and 64.0MB in the end (delta: 136.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:54:54,492 INFO L158 Benchmark]: CACSL2BoogieTranslator took 642.02ms. Allocated memory is still 161.5MB. Free memory was 127.9MB in the beginning and 94.6MB in the end (delta: 33.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-12-03 02:54:54,493 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.43ms. Allocated memory is still 161.5MB. Free memory was 94.6MB in the beginning and 86.1MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 02:54:54,494 INFO L158 Benchmark]: Boogie Preprocessor took 107.86ms. Allocated memory is still 161.5MB. Free memory was 86.1MB in the beginning and 77.1MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 02:54:54,494 INFO L158 Benchmark]: RCFGBuilder took 2883.94ms. Allocated memory was 161.5MB in the beginning and 213.9MB in the end (delta: 52.4MB). Free memory was 77.1MB in the beginning and 62.8MB in the end (delta: 14.4MB). Peak memory consumption was 69.9MB. Max. memory is 16.1GB. [2023-12-03 02:54:54,495 INFO L158 Benchmark]: CodeCheck took 118940.50ms. Allocated memory was 213.9MB in the beginning and 268.4MB in the end (delta: 54.5MB). Free memory was 62.8MB in the beginning and 90.8MB in the end (delta: -28.1MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2023-12-03 02:54:54,499 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 0.20ms. Allocated memory is still 109.1MB. Free memory was 64.2MB in the beginning and 64.0MB in the end (delta: 136.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 642.02ms. Allocated memory is still 161.5MB. Free memory was 127.9MB in the beginning and 94.6MB in the end (delta: 33.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.43ms. Allocated memory is still 161.5MB. Free memory was 94.6MB in the beginning and 86.1MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.86ms. Allocated memory is still 161.5MB. Free memory was 86.1MB in the beginning and 77.1MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2883.94ms. Allocated memory was 161.5MB in the beginning and 213.9MB in the end (delta: 52.4MB). Free memory was 77.1MB in the beginning and 62.8MB in the end (delta: 14.4MB). Peak memory consumption was 69.9MB. Max. memory is 16.1GB. * CodeCheck took 118940.50ms. Allocated memory was 213.9MB in the beginning and 268.4MB in the end (delta: 54.5MB). Free memory was 62.8MB in the beginning and 90.8MB in the end (delta: -28.1MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:54:54,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/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_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/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_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/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_4110a625-70df-4ab7-b209-4cd3d2a8488b/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 2f1aaf5276e100f83cf10565e66c3b5d8c0baa3bbd1a1424b76fbee71241f226 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:54:56,416 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:54:56,498 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 02:54:56,532 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:54:56,533 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:54:56,534 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:54:56,534 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:54:56,535 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:54:56,536 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:54:56,536 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:54:56,537 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:54:56,537 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:54:56,538 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:54:56,538 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:54:56,539 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:54:56,539 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:54:56,540 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:54:56,540 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:54:56,541 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:54:56,541 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:54:56,542 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:54:56,543 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:54:56,543 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:54:56,544 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:54:56,544 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:54:56,544 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:54:56,545 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:54:56,545 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:54:56,545 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:54:56,546 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:54:56,546 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:54:56,547 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:54:56,547 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:54:56,547 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:54:56,548 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:54:56,548 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:54:56,548 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:54:56,548 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:54:56,548 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:54:56,549 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_4110a625-70df-4ab7-b209-4cd3d2a8488b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f1aaf5276e100f83cf10565e66c3b5d8c0baa3bbd1a1424b76fbee71241f226 [2023-12-03 02:54:56,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:54:56,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:54:56,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:54:56,863 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:54:56,863 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:54:56,864 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i [2023-12-03 02:54:59,660 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:54:59,963 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:54:59,964 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i [2023-12-03 02:54:59,982 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/data/8e6ca11bc/ca0afab6ffae44f99c6055df28988b9d/FLAG9080599fa [2023-12-03 02:54:59,995 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/data/8e6ca11bc/ca0afab6ffae44f99c6055df28988b9d [2023-12-03 02:54:59,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:55:00,000 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:55:00,001 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:55:00,001 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:55:00,005 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:55:00,006 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:54:59" (1/1) ... [2023-12-03 02:55:00,007 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a0af83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:00, skipping insertion in model container [2023-12-03 02:55:00,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:54:59" (1/1) ... [2023-12-03 02:55:00,083 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:55:00,526 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:55:00,555 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 02:55:00,579 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:55:00,669 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:55:00,675 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:55:00,741 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:55:00,776 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:55:00,783 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:55:00,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:00 WrapperNode [2023-12-03 02:55:00,784 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:55:00,785 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:55:00,785 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:55:00,785 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:55:00,792 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:00" (1/1) ... [2023-12-03 02:55:00,824 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:00" (1/1) ... [2023-12-03 02:55:00,878 INFO L138 Inliner]: procedures = 180, calls = 287, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1040 [2023-12-03 02:55:00,879 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:55:00,879 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:55:00,880 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:55:00,880 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:55:00,891 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:00" (1/1) ... [2023-12-03 02:55:00,891 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:00" (1/1) ... [2023-12-03 02:55:00,904 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:00" (1/1) ... [2023-12-03 02:55:00,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:00" (1/1) ... [2023-12-03 02:55:00,954 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:00" (1/1) ... [2023-12-03 02:55:00,977 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:00" (1/1) ... [2023-12-03 02:55:00,983 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:00" (1/1) ... [2023-12-03 02:55:00,989 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:00" (1/1) ... [2023-12-03 02:55:01,000 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:55:01,001 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:55:01,001 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:55:01,001 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:55:01,002 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:00" (1/1) ... [2023-12-03 02:55:01,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:55:01,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:55:01,031 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:55:01,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:55:01,068 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 02:55:01,068 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 02:55:01,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 02:55:01,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:55:01,069 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:55:01,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:55:01,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 02:55:01,069 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 02:55:01,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:55:01,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:55:01,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 02:55:01,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:55:01,070 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 02:55:01,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 02:55:01,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:55:01,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:55:01,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:55:01,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:55:01,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:55:01,249 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:55:01,251 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:55:10,040 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:55:10,515 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:55:10,515 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-03 02:55:10,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:55:10 BoogieIcfgContainer [2023-12-03 02:55:10,517 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:55:10,518 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:55:10,518 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:55:10,525 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:55:10,526 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:55:10" (1/1) ... [2023-12-03 02:55:10,535 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:55:10,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:55:10,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 147 states and 239 transitions. [2023-12-03 02:55:10,588 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 239 transitions. [2023-12-03 02:55:10,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:55:10,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:55:10,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:55:10,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:55:10,591 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:55:10,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4110a625-70df-4ab7-b209-4cd3d2a8488b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process