./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_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_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/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_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/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_4323dcbb-f91c-44f2-85d9-7d6164926173/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 6fd297418200393a9bb890e84311a80b6eacd7d5d7cdd65efb1397f8b8ab870f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:00:45,516 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:00:45,594 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 04:00:45,598 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:00:45,599 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:00:45,628 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:00:45,629 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:00:45,630 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:00:45,631 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:00:45,631 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:00:45,632 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:00:45,632 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:00:45,633 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:00:45,633 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:00:45,634 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:00:45,634 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:00:45,635 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:00:45,635 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:00:45,635 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:00:45,636 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:00:45,636 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:00:45,637 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:00:45,638 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:00:45,638 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:00:45,638 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:00:45,639 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:00:45,639 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:00:45,640 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:00:45,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:00:45,641 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:00:45,641 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:00:45,641 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:00:45,642 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:00:45,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:00:45,642 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:00:45,643 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_4323dcbb-f91c-44f2-85d9-7d6164926173/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fd297418200393a9bb890e84311a80b6eacd7d5d7cdd65efb1397f8b8ab870f [2023-12-03 04:00:45,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:00:45,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:00:45,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:00:45,904 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:00:45,905 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:00:45,907 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i [2023-12-03 04:00:48,666 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:00:48,940 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:00:48,940 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i [2023-12-03 04:00:48,958 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/data/238ff028c/3f36c0bc5a334de5aa9349d54b39d5a0/FLAG6fbee1873 [2023-12-03 04:00:48,971 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/data/238ff028c/3f36c0bc5a334de5aa9349d54b39d5a0 [2023-12-03 04:00:48,973 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:00:48,974 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:00:48,975 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:00:48,975 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:00:48,979 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:00:48,980 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:00:48" (1/1) ... [2023-12-03 04:00:48,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60a7675c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:48, skipping insertion in model container [2023-12-03 04:00:48,981 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:00:48" (1/1) ... [2023-12-03 04:00:49,045 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:00:49,527 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:00:49,538 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:00:49,630 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:00:49,659 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:00:49,667 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:00:49,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:49 WrapperNode [2023-12-03 04:00:49,668 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:00:49,669 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:00:49,669 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:00:49,669 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:00:49,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:49" (1/1) ... [2023-12-03 04:00:49,710 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:49" (1/1) ... [2023-12-03 04:00:49,775 INFO L138 Inliner]: procedures = 177, calls = 282, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1349 [2023-12-03 04:00:49,776 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:00:49,777 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:00:49,777 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:00:49,777 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:00:49,787 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:49" (1/1) ... [2023-12-03 04:00:49,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:49" (1/1) ... [2023-12-03 04:00:49,799 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:49" (1/1) ... [2023-12-03 04:00:49,799 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:49" (1/1) ... [2023-12-03 04:00:49,845 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:49" (1/1) ... [2023-12-03 04:00:49,877 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:49" (1/1) ... [2023-12-03 04:00:49,896 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:49" (1/1) ... [2023-12-03 04:00:49,903 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:49" (1/1) ... [2023-12-03 04:00:49,913 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:00:49,914 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:00:49,915 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:00:49,915 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:00:49,915 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:00:49" (1/1) ... [2023-12-03 04:00:49,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:00:49,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:00:49,970 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:00:49,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:00:50,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:00:50,005 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 04:00:50,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 04:00:50,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:00:50,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 04:00:50,006 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 04:00:50,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 04:00:50,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:00:50,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 04:00:50,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:00:50,006 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 04:00:50,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 04:00:50,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:00:50,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:00:50,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:00:50,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:00:50,193 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:00:50,195 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:00:51,473 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:00:52,740 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:00:52,740 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-03 04:00:52,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:00:52 BoogieIcfgContainer [2023-12-03 04:00:52,742 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:00:52,742 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:00:52,743 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:00:52,751 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:00:52,751 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:00:52" (1/1) ... [2023-12-03 04:00:52,759 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:00:52,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:52,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 131 states and 214 transitions. [2023-12-03 04:00:52,815 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 214 transitions. [2023-12-03 04:00:52,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 04:00:52,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:52,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:52,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 04:00:52,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:53,050 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 04:00:53,081 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 04:00:53,131 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 04:00:53,132 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 04:00:53,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 04:00:53,141 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 [2023-12-03 04:00:53,153 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 04:00:53,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:53,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 134 states and 219 transitions. [2023-12-03 04:00:53,237 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 219 transitions. [2023-12-03 04:00:53,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:00:53,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:53,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:53,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 04:00:53,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:53,336 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 04:00:53,345 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 04:00:53,377 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 04:00:53,378 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-03 04:00:53,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 04:00:53,384 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 [2023-12-03 04:00:53,390 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 04:00:53,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:53,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 135 states and 220 transitions. [2023-12-03 04:00:53,408 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 220 transitions. [2023-12-03 04:00:53,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 04:00:53,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:53,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:53,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:53,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:00:53,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:53,502 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 04:00:53,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:53,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 135 states and 218 transitions. [2023-12-03 04:00:53,509 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 218 transitions. [2023-12-03 04:00:53,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 04:00:53,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:53,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:53,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:53,583 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 04:00:53,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:53,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 135 states and 213 transitions. [2023-12-03 04:00:53,595 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 213 transitions. [2023-12-03 04:00:53,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 04:00:53,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:53,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:53,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:00:53,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:53,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:00:53,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:53,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 135 states and 209 transitions. [2023-12-03 04:00:53,693 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 209 transitions. [2023-12-03 04:00:53,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 04:00:53,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:53,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:53,737 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 04:00:53,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:53,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 135 states and 205 transitions. [2023-12-03 04:00:53,746 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 205 transitions. [2023-12-03 04:00:53,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 04:00:53,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:53,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:53,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:53,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:00:53,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:53,849 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 04:00:53,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:53,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 135 states and 199 transitions. [2023-12-03 04:00:53,855 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 199 transitions. [2023-12-03 04:00:53,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:00:53,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:53,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:53,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:53,916 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 04:00:53,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:53,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 135 states and 197 transitions. [2023-12-03 04:00:53,922 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 197 transitions. [2023-12-03 04:00:53,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 04:00:53,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:53,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:53,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:53,985 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 04:01:04,009 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 04:01:04,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:04,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 135 states and 195 transitions. [2023-12-03 04:01:04,037 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 195 transitions. [2023-12-03 04:01:04,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 04:01:04,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:04,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:04,199 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 04:01:04,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:04,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 135 states and 194 transitions. [2023-12-03 04:01:04,222 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 194 transitions. [2023-12-03 04:01:04,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:01:04,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:04,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:04,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:04,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:01:04,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:01:04,384 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 04:01:14,406 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 04:01:14,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:14,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 135 states and 188 transitions. [2023-12-03 04:01:14,468 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 188 transitions. [2023-12-03 04:01:14,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 04:01:14,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:14,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:14,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:14,602 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 04:01:14,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:14,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 139 states and 192 transitions. [2023-12-03 04:01:14,664 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 192 transitions. [2023-12-03 04:01:14,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 04:01:14,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:14,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:14,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:14,742 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 04:01:14,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:14,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 139 states and 188 transitions. [2023-12-03 04:01:14,751 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2023-12-03 04:01:14,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 04:01:14,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:14,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:14,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:14,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:01:14,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:01:15,081 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 04:01:25,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:35,450 WARN L539 Checker$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 04:01:45,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:55,530 WARN L539 Checker$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 04:01:55,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:55,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 154 states and 207 transitions. [2023-12-03 04:01:55,580 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 207 transitions. [2023-12-03 04:01:55,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 04:01:55,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:55,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:55,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:01:55,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:01:55,788 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 04:01:55,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:55,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 154 states and 205 transitions. [2023-12-03 04:01:55,795 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 205 transitions. [2023-12-03 04:01:55,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 04:01:55,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:55,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:55,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:55,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:01:55,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:01:55,981 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 04:01:55,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:55,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 154 states and 203 transitions. [2023-12-03 04:01:55,988 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 203 transitions. [2023-12-03 04:01:55,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:01:55,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:55,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:56,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:56,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:01:56,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:01:56,198 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 04:02:06,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:06,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:06,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 154 states and 201 transitions. [2023-12-03 04:02:06,243 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 201 transitions. [2023-12-03 04:02:06,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:02:06,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:06,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:06,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:06,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:02:16,395 WARN L539 Checker$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 04:02:26,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:36,475 WARN L539 Checker$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 04:02:46,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:46,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:46,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 168 states and 216 transitions. [2023-12-03 04:02:46,713 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 216 transitions. [2023-12-03 04:02:46,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:02:46,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:46,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:46,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:46,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:02:46,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:47,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:02:57,046 WARN L539 Checker$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 04:03:07,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:17,106 WARN L539 Checker$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 04:03:27,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:27,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:27,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 171 states and 218 transitions. [2023-12-03 04:03:27,167 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 218 transitions. [2023-12-03 04:03:27,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:03:27,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:27,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:27,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:27,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:03:37,232 WARN L539 Checker$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 04:03:37,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:37,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 171 states and 216 transitions. [2023-12-03 04:03:37,264 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 216 transitions. [2023-12-03 04:03:37,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 04:03:37,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:37,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:37,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:37,448 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 04:03:47,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:57,502 WARN L539 Checker$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 04:04:07,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:04:17,561 WARN L539 Checker$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 04:04:17,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:17,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 174 states and 218 transitions. [2023-12-03 04:04:17,596 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 218 transitions. [2023-12-03 04:04:17,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 04:04:17,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:17,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:25,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:25,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 04:04:25,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:25,402 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 04:04:25,577 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 04:04:26,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:26,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 178 states and 226 transitions. [2023-12-03 04:04:26,178 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 226 transitions. [2023-12-03 04:04:26,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 04:04:26,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:26,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:36,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:36,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:04:36,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:36,422 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:04:36,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:36,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 178 states and 226 transitions. [2023-12-03 04:04:36,583 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 226 transitions. [2023-12-03 04:04:36,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 04:04:36,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:36,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:46,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 04:04:46,832 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 04:04:46,835 INFO L158 Benchmark]: Toolchain (without parser) took 237860.39ms. Allocated memory was 151.0MB in the beginning and 249.6MB in the end (delta: 98.6MB). Free memory was 119.8MB in the beginning and 91.2MB in the end (delta: 28.6MB). Peak memory consumption was 129.1MB. Max. memory is 16.1GB. [2023-12-03 04:04:46,835 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 91.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:04:46,836 INFO L158 Benchmark]: CACSL2BoogieTranslator took 692.85ms. Allocated memory is still 151.0MB. Free memory was 119.8MB in the beginning and 87.0MB in the end (delta: 32.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-12-03 04:04:46,836 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.36ms. Allocated memory is still 151.0MB. Free memory was 86.4MB in the beginning and 78.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 04:04:46,837 INFO L158 Benchmark]: Boogie Preprocessor took 136.85ms. Allocated memory is still 151.0MB. Free memory was 78.0MB in the beginning and 114.0MB in the end (delta: -36.0MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2023-12-03 04:04:46,837 INFO L158 Benchmark]: RCFGBuilder took 2827.34ms. Allocated memory was 151.0MB in the beginning and 249.6MB in the end (delta: 98.6MB). Free memory was 114.0MB in the beginning and 188.5MB in the end (delta: -74.5MB). Peak memory consumption was 107.9MB. Max. memory is 16.1GB. [2023-12-03 04:04:46,838 INFO L158 Benchmark]: CodeCheck took 234091.72ms. Allocated memory is still 249.6MB. Free memory was 188.5MB in the beginning and 91.2MB in the end (delta: 97.4MB). Peak memory consumption was 99.4MB. Max. memory is 16.1GB. [2023-12-03 04:04:46,841 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 117.4MB. Free memory is still 91.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 692.85ms. Allocated memory is still 151.0MB. Free memory was 119.8MB in the beginning and 87.0MB in the end (delta: 32.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.36ms. Allocated memory is still 151.0MB. Free memory was 86.4MB in the beginning and 78.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 136.85ms. Allocated memory is still 151.0MB. Free memory was 78.0MB in the beginning and 114.0MB in the end (delta: -36.0MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2827.34ms. Allocated memory was 151.0MB in the beginning and 249.6MB in the end (delta: 98.6MB). Free memory was 114.0MB in the beginning and 188.5MB in the end (delta: -74.5MB). Peak memory consumption was 107.9MB. Max. memory is 16.1GB. * CodeCheck took 234091.72ms. Allocated memory is still 249.6MB. Free memory was 188.5MB in the beginning and 91.2MB in the end (delta: 97.4MB). Peak memory consumption was 99.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:04:46,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/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_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/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_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/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_4323dcbb-f91c-44f2-85d9-7d6164926173/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 6fd297418200393a9bb890e84311a80b6eacd7d5d7cdd65efb1397f8b8ab870f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:04:48,710 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:04:48,793 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 04:04:48,826 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:04:48,827 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:04:48,827 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:04:48,828 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:04:48,829 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:04:48,830 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:04:48,830 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:04:48,831 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:04:48,831 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:04:48,832 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:04:48,832 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:04:48,833 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:04:48,833 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:04:48,834 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:04:48,834 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:04:48,835 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:04:48,836 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:04:48,836 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:04:48,837 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:04:48,837 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:04:48,838 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:04:48,838 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:04:48,839 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:04:48,839 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:04:48,840 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:04:48,840 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:04:48,841 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:04:48,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:04:48,842 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:04:48,842 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:04:48,842 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:04:48,842 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:04:48,843 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:04:48,843 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:04:48,843 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:04:48,843 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:04:48,844 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_4323dcbb-f91c-44f2-85d9-7d6164926173/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fd297418200393a9bb890e84311a80b6eacd7d5d7cdd65efb1397f8b8ab870f [2023-12-03 04:04:49,123 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:04:49,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:04:49,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:04:49,148 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:04:49,148 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:04:49,149 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i [2023-12-03 04:04:51,954 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:04:52,233 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:04:52,234 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i [2023-12-03 04:04:52,252 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/data/6aeda9022/16c9993161bf4f29b7d246f2bcf96d49/FLAGb8802d725 [2023-12-03 04:04:52,265 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/data/6aeda9022/16c9993161bf4f29b7d246f2bcf96d49 [2023-12-03 04:04:52,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:04:52,269 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:04:52,271 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:04:52,271 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:04:52,274 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:04:52,275 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:04:52" (1/1) ... [2023-12-03 04:04:52,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6094bbba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:52, skipping insertion in model container [2023-12-03 04:04:52,276 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:04:52" (1/1) ... [2023-12-03 04:04:52,339 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:04:52,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:04:52,785 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 04:04:52,799 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:04:52,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:04:52,883 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:04:52,988 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:04:53,022 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:04:53,030 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:04:53,030 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:53 WrapperNode [2023-12-03 04:04:53,031 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:04:53,032 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:04:53,032 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:04:53,032 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:04:53,039 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:53" (1/1) ... [2023-12-03 04:04:53,070 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:53" (1/1) ... [2023-12-03 04:04:53,118 INFO L138 Inliner]: procedures = 180, calls = 282, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1022 [2023-12-03 04:04:53,118 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:04:53,119 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:04:53,119 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:04:53,119 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:04:53,128 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:53" (1/1) ... [2023-12-03 04:04:53,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:53" (1/1) ... [2023-12-03 04:04:53,137 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:53" (1/1) ... [2023-12-03 04:04:53,138 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:53" (1/1) ... [2023-12-03 04:04:53,176 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:53" (1/1) ... [2023-12-03 04:04:53,186 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:53" (1/1) ... [2023-12-03 04:04:53,191 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:53" (1/1) ... [2023-12-03 04:04:53,197 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:53" (1/1) ... [2023-12-03 04:04:53,207 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:04:53,208 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:04:53,209 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:04:53,209 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:04:53,209 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:53" (1/1) ... [2023-12-03 04:04:53,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:04:53,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:04:53,244 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:04:53,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:04:53,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 04:04:53,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:04:53,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 04:04:53,286 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 04:04:53,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 04:04:53,287 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 04:04:53,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 04:04:53,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:04:53,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 04:04:53,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:04:53,287 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 04:04:53,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 04:04:53,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:04:53,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:04:53,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:04:53,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:04:53,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:04:53,482 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:04:53,484 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:05:07,854 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:05:08,311 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:05:08,312 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-03 04:05:08,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:05:08 BoogieIcfgContainer [2023-12-03 04:05:08,314 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:05:08,315 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:05:08,315 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:05:08,324 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:05:08,324 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:05:08" (1/1) ... [2023-12-03 04:05:08,333 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:05:08,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:08,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 131 states and 214 transitions. [2023-12-03 04:05:08,392 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 214 transitions. [2023-12-03 04:05:08,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 04:05:08,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:08,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:05:08,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:05:08,397 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:05:08,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4323dcbb-f91c-44f2-85d9-7d6164926173/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process