./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/config/svcomp-Overflow-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9eb5d9094342cfaa74d8ea4903febd735be5757c093d69b0f8dbb2a26886fda6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 08:54:35,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 08:54:35,819 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 08:54:35,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 08:54:35,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 08:54:35,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 08:54:35,833 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 08:54:35,834 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 08:54:35,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 08:54:35,836 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 08:54:35,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 08:54:35,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 08:54:35,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 08:54:35,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 08:54:35,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 08:54:35,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 08:54:35,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 08:54:35,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 08:54:35,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 08:54:35,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 08:54:35,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 08:54:35,844 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 08:54:35,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 08:54:35,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 08:54:35,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 08:54:35,848 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 08:54:35,848 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 08:54:35,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 08:54:35,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 08:54:35,849 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 08:54:35,849 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 08:54:35,850 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 08:54:35,850 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 08:54:35,851 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 08:54:35,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 08:54:35,852 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 08:54:35,852 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 08:54:35,852 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 08:54:35,853 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 08:54:35,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 08:54:35,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 08:54:35,854 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/config/svcomp-Overflow-32bit-GemCutter_Default.epf [2022-12-13 08:54:35,868 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 08:54:35,868 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 08:54:35,868 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 08:54:35,868 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 08:54:35,869 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 08:54:35,869 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 08:54:35,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 08:54:35,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 08:54:35,870 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 08:54:35,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 08:54:35,870 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 08:54:35,870 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 08:54:35,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 08:54:35,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 08:54:35,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 08:54:35,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 08:54:35,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 08:54:35,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 08:54:35,870 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 08:54:35,871 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 08:54:35,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 08:54:35,871 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 08:54:35,871 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 08:54:35,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 08:54:35,871 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 08:54:35,871 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 08:54:35,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 08:54:35,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 08:54:35,871 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 08:54:35,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 08:54:35,872 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 08:54:35,872 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2022-12-13 08:54:35,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 08:54:35,872 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-12-13 08:54:35,872 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-12-13 08:54:35,872 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-12-13 08:54:35,872 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 08:54:35,872 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-12-13 08:54:35,872 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-12-13 08:54:35,872 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9eb5d9094342cfaa74d8ea4903febd735be5757c093d69b0f8dbb2a26886fda6 [2022-12-13 08:54:36,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 08:54:36,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 08:54:36,060 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 08:54:36,060 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 08:54:36,061 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 08:54:36,062 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2022-12-13 08:54:38,622 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 08:54:38,776 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 08:54:38,776 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2022-12-13 08:54:38,782 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/data/cd0fbfb64/209adb5ad4624a63b5c436c0b723aa8a/FLAGddd006212 [2022-12-13 08:54:38,795 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/data/cd0fbfb64/209adb5ad4624a63b5c436c0b723aa8a [2022-12-13 08:54:38,797 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 08:54:38,798 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 08:54:38,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 08:54:38,800 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 08:54:38,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 08:54:38,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:54:38" (1/1) ... [2022-12-13 08:54:38,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71112b71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:54:38, skipping insertion in model container [2022-12-13 08:54:38,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:54:38" (1/1) ... [2022-12-13 08:54:38,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 08:54:38,824 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 08:54:38,950 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 08:54:38,952 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 08:54:38,955 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 08:54:38,957 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 08:54:38,958 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 08:54:38,959 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 08:54:38,967 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2599,2612] [2022-12-13 08:54:38,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 08:54:38,985 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 08:54:38,996 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 08:54:38,998 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 08:54:38,999 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 08:54:39,000 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 08:54:39,001 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 08:54:39,002 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 08:54:39,007 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2599,2612] [2022-12-13 08:54:39,012 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 08:54:39,023 INFO L208 MainTranslator]: Completed translation [2022-12-13 08:54:39,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:54:39 WrapperNode [2022-12-13 08:54:39,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 08:54:39,024 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 08:54:39,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 08:54:39,025 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 08:54:39,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:54:39" (1/1) ... [2022-12-13 08:54:39,038 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:54:39" (1/1) ... [2022-12-13 08:54:39,066 INFO L138 Inliner]: procedures = 25, calls = 52, calls flagged for inlining = 16, calls inlined = 28, statements flattened = 365 [2022-12-13 08:54:39,066 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 08:54:39,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 08:54:39,067 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 08:54:39,067 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 08:54:39,076 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:54:39" (1/1) ... [2022-12-13 08:54:39,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:54:39" (1/1) ... [2022-12-13 08:54:39,081 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:54:39" (1/1) ... [2022-12-13 08:54:39,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:54:39" (1/1) ... [2022-12-13 08:54:39,091 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:54:39" (1/1) ... [2022-12-13 08:54:39,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:54:39" (1/1) ... [2022-12-13 08:54:39,098 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:54:39" (1/1) ... [2022-12-13 08:54:39,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:54:39" (1/1) ... [2022-12-13 08:54:39,103 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 08:54:39,104 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 08:54:39,104 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 08:54:39,104 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 08:54:39,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:54:39" (1/1) ... [2022-12-13 08:54:39,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 08:54:39,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 08:54:39,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 08:54:39,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 08:54:39,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 08:54:39,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 08:54:39,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 08:54:39,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 08:54:39,167 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-13 08:54:39,167 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-13 08:54:39,167 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-13 08:54:39,167 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-13 08:54:39,167 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-13 08:54:39,167 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-13 08:54:39,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 08:54:39,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-13 08:54:39,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-13 08:54:39,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 08:54:39,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 08:54:39,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 08:54:39,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 08:54:39,170 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 08:54:39,260 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 08:54:39,263 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 08:54:39,743 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 08:54:40,737 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 08:54:40,738 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-13 08:54:40,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:54:40 BoogieIcfgContainer [2022-12-13 08:54:40,740 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 08:54:40,742 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 08:54:40,742 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 08:54:40,744 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 08:54:40,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 08:54:38" (1/3) ... [2022-12-13 08:54:40,745 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3278b7d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 08:54:40, skipping insertion in model container [2022-12-13 08:54:40,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:54:39" (2/3) ... [2022-12-13 08:54:40,746 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3278b7d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 08:54:40, skipping insertion in model container [2022-12-13 08:54:40,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:54:40" (3/3) ... [2022-12-13 08:54:40,747 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-array-sum2.wvr.c [2022-12-13 08:54:40,754 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 08:54:40,762 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 08:54:40,762 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 46 error locations. [2022-12-13 08:54:40,762 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 08:54:41,038 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-12-13 08:54:41,085 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 08:54:41,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-12-13 08:54:41,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 08:54:41,087 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-12-13 08:54:41,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-12-13 08:54:41,147 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-12-13 08:54:41,159 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork1 ======== [2022-12-13 08:54:41,164 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@945ea0e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 08:54:41,164 INFO L358 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2022-12-13 08:54:42,704 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-12-13 08:54:42,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 08:54:42,710 INFO L85 PathProgramCache]: Analyzing trace with hash -1671972897, now seen corresponding path program 1 times [2022-12-13 08:54:42,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 08:54:42,719 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065279219] [2022-12-13 08:54:42,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 08:54:42,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 08:54:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 08:54:42,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 08:54:42,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 08:54:42,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065279219] [2022-12-13 08:54:42,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065279219] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 08:54:42,938 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 08:54:42,939 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 08:54:42,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009721768] [2022-12-13 08:54:42,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 08:54:42,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 08:54:42,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 08:54:42,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 08:54:42,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 08:54:42,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:54:42,976 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 08:54:42,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 59.0) internal successors, (118), 2 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 08:54:42,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:54:43,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:54:43,137 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 08:54:43,138 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-12-13 08:54:43,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 08:54:43,138 INFO L85 PathProgramCache]: Analyzing trace with hash -2082086872, now seen corresponding path program 1 times [2022-12-13 08:54:43,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 08:54:43,139 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586051631] [2022-12-13 08:54:43,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 08:54:43,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 08:54:43,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 08:54:43,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 08:54:43,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 08:54:43,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586051631] [2022-12-13 08:54:43,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586051631] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 08:54:43,482 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 08:54:43,482 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 08:54:43,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749463790] [2022-12-13 08:54:43,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 08:54:43,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 08:54:43,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 08:54:43,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 08:54:43,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 08:54:43,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:54:43,487 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 08:54:43,487 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 7 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 08:54:43,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:54:43,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:54:44,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:54:44,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 08:54:44,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 08:54:44,204 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-12-13 08:54:44,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 08:54:44,205 INFO L85 PathProgramCache]: Analyzing trace with hash -657382988, now seen corresponding path program 1 times [2022-12-13 08:54:44,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 08:54:44,205 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759255015] [2022-12-13 08:54:44,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 08:54:44,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 08:54:44,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 08:54:44,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-13 08:54:44,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 08:54:44,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759255015] [2022-12-13 08:54:44,577 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759255015] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 08:54:44,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [283974257] [2022-12-13 08:54:44,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 08:54:44,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 08:54:44,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 08:54:44,611 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 08:54:44,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 08:54:44,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 08:54:44,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-13 08:54:44,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 08:54:45,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-13 08:54:45,133 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 08:54:45,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-13 08:54:45,385 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [283974257] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 08:54:45,385 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 08:54:45,385 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 27 [2022-12-13 08:54:45,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258926717] [2022-12-13 08:54:45,385 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 08:54:45,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-12-13 08:54:45,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 08:54:45,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-12-13 08:54:45,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=592, Unknown=0, NotChecked=0, Total=702 [2022-12-13 08:54:45,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:54:45,389 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 08:54:45,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 8.148148148148149) internal successors, (220), 27 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 08:54:45,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:54:45,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-12-13 08:54:45,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:54:46,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:54:46,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 08:54:46,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 08:54:46,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-12-13 08:54:46,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 08:54:46,605 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-12-13 08:54:46,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 08:54:46,606 INFO L85 PathProgramCache]: Analyzing trace with hash 328627880, now seen corresponding path program 2 times [2022-12-13 08:54:46,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 08:54:46,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217749041] [2022-12-13 08:54:46,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 08:54:46,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 08:54:46,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 08:54:48,446 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 08:54:48,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 08:54:48,446 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217749041] [2022-12-13 08:54:48,446 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217749041] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 08:54:48,446 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [960366132] [2022-12-13 08:54:48,446 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 08:54:48,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 08:54:48,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 08:54:48,448 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 08:54:48,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-13 08:54:48,679 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-13 08:54:48,679 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 08:54:48,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-13 08:54:48,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 08:54:49,187 INFO L350 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 15 treesize of output 11 [2022-12-13 08:54:49,407 INFO L321 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2022-12-13 08:54:49,408 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2022-12-13 08:54:49,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 08:54:49,705 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-12-13 08:54:49,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 08:54:49,822 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-12-13 08:54:49,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 08:54:49,894 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-12-13 08:54:49,953 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-13 08:54:49,953 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 08:54:50,006 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_127 (Array Int Int))) (< 0 (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_127) c_~B~0.base) (+ (* |c_thread1Thread1of1ForFork0_~i~0#1| 4) c_~B~0.offset)) 9223372039002259456))) is different from false [2022-12-13 08:54:50,029 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_127 (Array Int Int)) (v_ArrVal_126 (Array Int Int))) (< 0 (+ (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_126) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_127) c_~B~0.base) (+ (* |c_thread1Thread1of1ForFork0_~i~0#1| 4) c_~B~0.offset)) 9223372039002259456))) is different from false [2022-12-13 08:54:50,048 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_127 (Array Int Int)) (v_ArrVal_126 (Array Int Int))) (< 0 (+ (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_126) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_127) c_~B~0.base) c_~B~0.offset) 9223372039002259456))) is different from false [2022-12-13 08:54:50,059 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_127 (Array Int Int)) (v_ArrVal_126 (Array Int Int)) (v_ArrVal_125 (Array Int Int))) (< 0 (+ (select (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_125) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_126) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_127) c_~B~0.base) c_~B~0.offset) 9223372039002259456))) is different from false [2022-12-13 08:54:50,096 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_127 (Array Int Int)) (v_ArrVal_126 (Array Int Int)) (v_ArrVal_125 (Array Int Int))) (< 0 (+ (select (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_125) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_126) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_127) |c_ULTIMATE.start_main_#t~ret19#1.base|) |c_ULTIMATE.start_main_#t~ret19#1.offset|) 9223372039002259456))) is different from false [2022-12-13 08:54:59,110 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_127 (Array Int Int)) (v_ArrVal_126 (Array Int Int)) (v_ArrVal_125 (Array Int Int))) (< 0 (+ (select (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_125) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_126) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_127) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) 9223372039002259456))) is different from false [2022-12-13 08:54:59,144 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_127 (Array Int Int)) (v_ArrVal_123 Int) (v_ArrVal_126 (Array Int Int)) (v_ArrVal_125 (Array Int Int))) (< 0 (+ (select (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* 4 |c_ULTIMATE.start_create_fresh_int_array_~i~3#1|) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) v_ArrVal_123)) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_125) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_126) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_127) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) 9223372039002259456))) is different from false [2022-12-13 08:54:59,603 INFO L321 Elim1Store]: treesize reduction 29, result has 46.3 percent of original size [2022-12-13 08:54:59,604 INFO L350 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 37 treesize of output 43 [2022-12-13 08:54:59,615 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-13 08:54:59,616 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 554 treesize of output 540 [2022-12-13 08:54:59,625 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 526 treesize of output 510 [2022-12-13 08:54:59,634 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 510 treesize of output 478 [2022-12-13 08:54:59,642 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 478 treesize of output 470 [2022-12-13 08:55:02,614 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 11 not checked. [2022-12-13 08:55:02,615 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [960366132] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 08:55:02,615 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 08:55:02,615 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 20, 20] total 65 [2022-12-13 08:55:02,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225458167] [2022-12-13 08:55:02,615 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 08:55:02,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2022-12-13 08:55:02,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 08:55:02,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2022-12-13 08:55:02,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=283, Invalid=3014, Unknown=37, NotChecked=826, Total=4160 [2022-12-13 08:55:02,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:55:02,620 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 08:55:02,621 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 5.861538461538461) internal successors, (381), 65 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 08:55:02,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:55:02,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-12-13 08:55:02,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-12-13 08:55:02,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:55:07,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:55:07,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 08:55:07,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 08:55:07,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-12-13 08:55:07,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-13 08:55:08,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 08:55:08,004 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-12-13 08:55:08,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 08:55:08,006 INFO L85 PathProgramCache]: Analyzing trace with hash 1109971189, now seen corresponding path program 1 times [2022-12-13 08:55:08,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 08:55:08,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471936302] [2022-12-13 08:55:08,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 08:55:08,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 08:55:08,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 08:55:08,489 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-13 08:55:08,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 08:55:08,490 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471936302] [2022-12-13 08:55:08,490 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471936302] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 08:55:08,490 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 08:55:08,490 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 08:55:08,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444900983] [2022-12-13 08:55:08,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 08:55:08,491 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 08:55:08,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 08:55:08,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 08:55:08,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-12-13 08:55:08,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:55:08,493 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 08:55:08,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 14.555555555555555) internal successors, (131), 10 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 08:55:08,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:55:08,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-12-13 08:55:08,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-12-13 08:55:08,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-12-13 08:55:08,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:55:08,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:55:08,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 08:55:08,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 08:55:08,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-12-13 08:55:08,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 08:55:08,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 08:55:08,769 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-12-13 08:55:08,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 08:55:08,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1109971190, now seen corresponding path program 1 times [2022-12-13 08:55:08,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 08:55:08,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001882784] [2022-12-13 08:55:08,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 08:55:08,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 08:55:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 08:55:11,000 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 08:55:11,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 08:55:11,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001882784] [2022-12-13 08:55:11,001 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001882784] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 08:55:11,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [248658219] [2022-12-13 08:55:11,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 08:55:11,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 08:55:11,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 08:55:11,002 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 08:55:11,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-13 08:55:11,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 08:55:11,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-13 08:55:11,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 08:55:11,635 INFO L350 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 15 treesize of output 11 [2022-12-13 08:55:11,797 INFO L321 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2022-12-13 08:55:11,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2022-12-13 08:55:11,955 INFO L321 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2022-12-13 08:55:11,955 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2022-12-13 08:55:12,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 08:55:12,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-13 08:55:12,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 08:55:12,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-13 08:55:12,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 08:55:12,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-12-13 08:55:12,465 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 7 proven. 23 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-13 08:55:12,465 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 08:55:12,517 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_220 (Array Int Int))) (<= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_220) c_~B~0.base) (+ (* |c_thread1Thread1of1ForFork0_~i~0#1| 4) c_~B~0.offset)) 4294967295)) is different from false [2022-12-13 08:55:12,877 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_218 (Array Int Int)) (v_ArrVal_219 (Array Int Int)) (v_ArrVal_220 (Array Int Int))) (<= (select (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_219) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_220) |c_ULTIMATE.start_main_#t~ret19#1.base|) |c_ULTIMATE.start_main_#t~ret19#1.offset|) 4294967295)) is different from false [2022-12-13 08:55:12,986 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_218 (Array Int Int)) (v_ArrVal_219 (Array Int Int)) (v_ArrVal_220 (Array Int Int))) (<= (select (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_219) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_220) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) 4294967295)) is different from false [2022-12-13 08:55:13,010 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_218 (Array Int Int)) (v_ArrVal_219 (Array Int Int)) (v_ArrVal_220 (Array Int Int)) (v_ArrVal_217 Int)) (<= (select (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* 4 |c_ULTIMATE.start_create_fresh_int_array_~i~3#1|) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) v_ArrVal_217)) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_219) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_220) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) 4294967295)) is different from false [2022-12-13 08:55:15,275 WARN L837 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_create_fresh_int_array_~i~3#1_30| Int) (v_ArrVal_218 (Array Int Int)) (v_ArrVal_219 (Array Int Int)) (v_ArrVal_220 (Array Int Int)) (v_ArrVal_217 Int)) (or (< |v_ULTIMATE.start_create_fresh_int_array_~i~3#1_30| (+ |c_ULTIMATE.start_create_fresh_int_array_~i~3#1| 1)) (<= (select (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* |v_ULTIMATE.start_create_fresh_int_array_~i~3#1_30| 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) v_ArrVal_217)) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_219) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_220) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) 4294967295))) is different from false [2022-12-13 08:55:19,685 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_214 Int) (|v_ULTIMATE.start_create_fresh_int_array_~i~3#1_30| Int) (|v_ULTIMATE.start_create_fresh_int_array_~i~3#1_31| Int) (v_ArrVal_218 (Array Int Int)) (v_ArrVal_219 (Array Int Int)) (v_ArrVal_220 (Array Int Int)) (v_ArrVal_217 Int)) (or (<= (select (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store (store (select |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* |v_ULTIMATE.start_create_fresh_int_array_~i~3#1_31| 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) v_ArrVal_214) (+ (* |v_ULTIMATE.start_create_fresh_int_array_~i~3#1_30| 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) v_ArrVal_217)) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_218) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_219) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_220) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) 4294967295) (< |v_ULTIMATE.start_create_fresh_int_array_~i~3#1_31| (+ |c_ULTIMATE.start_create_fresh_int_array_~i~3#1| 1)) (< |v_ULTIMATE.start_create_fresh_int_array_~i~3#1_30| (+ |v_ULTIMATE.start_create_fresh_int_array_~i~3#1_31| 1)))) is different from false [2022-12-13 08:55:19,732 INFO L321 Elim1Store]: treesize reduction 94, result has 28.2 percent of original size [2022-12-13 08:55:19,732 INFO L350 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 1 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 53 [2022-12-13 08:55:19,741 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-13 08:55:19,741 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 246 treesize of output 240 [2022-12-13 08:55:19,746 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 226 treesize of output 210 [2022-12-13 08:55:19,751 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 210 treesize of output 206 [2022-12-13 08:55:19,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 206 treesize of output 198 [2022-12-13 08:55:24,505 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 24 not checked. [2022-12-13 08:55:24,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [248658219] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 08:55:24,506 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 08:55:24,506 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 22, 23] total 77 [2022-12-13 08:55:24,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097119922] [2022-12-13 08:55:24,506 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 08:55:24,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 77 states [2022-12-13 08:55:24,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 08:55:24,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2022-12-13 08:55:24,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=369, Invalid=4548, Unknown=77, NotChecked=858, Total=5852 [2022-12-13 08:55:24,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:55:24,510 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 08:55:24,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 77 states, 77 states have (on average 5.415584415584416) internal successors, (417), 77 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 08:55:24,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:55:24,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-12-13 08:55:24,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-12-13 08:55:24,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-12-13 08:55:24,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-12-13 08:55:24,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:55:32,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:55:32,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 08:55:32,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 08:55:32,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-12-13 08:55:32,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 08:55:32,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-12-13 08:55:32,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-13 08:55:32,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-12-13 08:55:32,605 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-12-13 08:55:32,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 08:55:32,606 INFO L85 PathProgramCache]: Analyzing trace with hash 1884698731, now seen corresponding path program 1 times [2022-12-13 08:55:32,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 08:55:32,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268300509] [2022-12-13 08:55:32,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 08:55:32,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 08:55:32,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 08:55:33,252 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-12-13 08:55:33,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 08:55:33,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268300509] [2022-12-13 08:55:33,253 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268300509] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 08:55:33,253 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 08:55:33,253 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 08:55:33,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96903454] [2022-12-13 08:55:33,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 08:55:33,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 08:55:33,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 08:55:33,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 08:55:33,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-12-13 08:55:33,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:55:33,255 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 08:55:33,256 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 14.555555555555555) internal successors, (131), 10 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 08:55:33,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:55:33,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-12-13 08:55:33,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-12-13 08:55:33,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-12-13 08:55:33,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-12-13 08:55:33,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-12-13 08:55:33,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:55:33,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 08:55:33,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 08:55:33,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 08:55:33,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-12-13 08:55:33,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 08:55:33,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-12-13 08:55:33,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 08:55:33,510 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 08:55:33,510 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-12-13 08:55:33,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 08:55:33,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1884698734, now seen corresponding path program 1 times [2022-12-13 08:55:33,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 08:55:33,511 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518665342] [2022-12-13 08:55:33,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 08:55:33,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 08:55:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 08:55:35,509 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 9 proven. 71 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-12-13 08:55:35,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 08:55:35,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518665342] [2022-12-13 08:55:35,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518665342] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 08:55:35,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1068028999] [2022-12-13 08:55:35,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 08:55:35,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 08:55:35,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 08:55:35,511 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 08:55:35,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e13d4c-75d6-485a-b621-6c59ef273a34/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-13 08:55:35,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 08:55:35,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 79 conjunts are in the unsatisfiable core [2022-12-13 08:55:35,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 08:55:35,741 INFO L350 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 [2022-12-13 08:55:35,784 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-12-13 08:55:35,784 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-12-13 08:55:36,000 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-12-13 08:55:36,000 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2022-12-13 08:55:36,237 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-12-13 08:55:36,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 08:55:36,565 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2022-12-13 08:55:36,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 08:55:36,820 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2022-12-13 08:55:37,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 08:55:37,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2022-12-13 08:55:37,774 INFO L321 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2022-12-13 08:55:37,774 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2022-12-13 08:55:37,980 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-12-13 08:55:38,164 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-12-13 08:55:38,339 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-12-13 08:55:38,531 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-12-13 08:55:38,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 08:55:38,991 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-12-13 08:55:39,166 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-12-13 08:55:39,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-12-13 08:55:39,450 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 23 proven. 57 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-12-13 08:55:39,450 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 08:55:39,934 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse14 (* |c_thread1Thread1of1ForFork0_~i~0#1| 4)) (.cse15 (* |c_thread2Thread1of1ForFork1_~i~1#1| 4))) (let ((.cse2 (+ c_~A~0.offset .cse15)) (.cse4 (+ c_~A~0.offset .cse14)) (.cse7 (+ .cse15 c_~B~0.offset)) (.cse6 (+ .cse14 c_~B~0.offset))) (and (forall ((~B~0.base Int) (v_ArrVal_334 (Array Int Int))) (let ((.cse8 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_334))) (let ((.cse5 (select .cse8 ~B~0.base))) (let ((.cse1 (select .cse8 c_~A~0.base)) (.cse0 (select .cse5 .cse7)) (.cse3 (select .cse5 .cse6))) (or (<= 0 (+ .cse0 (select .cse1 .cse2) 2147483648)) (<= 0 (+ .cse3 (select .cse1 .cse4) 2147483648)) (< 4294967295 .cse3) (< .cse0 0) (<= .cse3 0)))))) (forall ((~B~0.base Int) (v_ArrVal_334 (Array Int Int))) (let ((.cse13 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_334))) (let ((.cse12 (select .cse13 ~B~0.base))) (let ((.cse9 (select .cse12 .cse6)) (.cse11 (select .cse13 c_~A~0.base)) (.cse10 (select .cse12 .cse7))) (or (not (<= 0 .cse9)) (<= 0 (+ .cse10 (select .cse11 .cse2) 2147483648)) (not (<= .cse9 0)) (<= 0 (+ .cse9 (select .cse11 .cse4) 2147483648)) (< .cse10 0))))))))) is different from false [2022-12-13 08:55:40,099 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse12 (* |c_thread1Thread1of1ForFork0_~i~0#1| 4))) (let ((.cse3 (+ c_~A~0.offset .cse12)) (.cse5 (+ .cse12 c_~B~0.offset))) (and (forall ((~B~0.base Int) (v_ArrVal_334 (Array Int Int))) (let ((.cse6 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_334))) (let ((.cse4 (select .cse6 ~B~0.base))) (let ((.cse1 (select .cse6 c_~A~0.base)) (.cse2 (select .cse4 .cse5)) (.cse0 (select .cse4 c_~B~0.offset))) (or (<= 0 (+ .cse0 (select .cse1 c_~A~0.offset) 2147483648)) (<= 0 (+ .cse2 (select .cse1 .cse3) 2147483648)) (< 4294967295 .cse2) (<= .cse2 0) (< .cse0 0)))))) (forall ((~B~0.base Int) (v_ArrVal_334 (Array Int Int))) (let ((.cse11 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_334))) (let ((.cse10 (select .cse11 ~B~0.base))) (let ((.cse7 (select .cse10 .cse5)) (.cse9 (select .cse11 c_~A~0.base)) (.cse8 (select .cse10 c_~B~0.offset))) (or (not (<= 0 .cse7)) (not (<= .cse7 0)) (<= 0 (+ .cse8 (select .cse9 c_~A~0.offset) 2147483648)) (<= 0 (+ .cse7 (select .cse9 .cse3) 2147483648)) (< .cse8 0))))))))) is different from false [2022-12-13 08:55:40,171 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse12 (* |c_thread1Thread1of1ForFork0_~i~0#1| 4))) (let ((.cse3 (+ c_~A~0.offset .cse12)) (.cse5 (+ .cse12 c_~B~0.offset))) (and (forall ((~B~0.base Int) (v_ArrVal_333 (Array Int Int)) (v_ArrVal_334 (Array Int Int))) (let ((.cse6 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_333) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_334))) (let ((.cse4 (select .cse6 ~B~0.base))) (let ((.cse0 (select .cse4 c_~B~0.offset)) (.cse1 (select .cse6 c_~A~0.base)) (.cse2 (select .cse4 .cse5))) (or (< .cse0 0) (<= 0 (+ (select .cse1 c_~A~0.offset) .cse0 2147483648)) (not (<= .cse2 0)) (<= 0 (+ (select .cse1 .cse3) .cse2 2147483648)) (not (<= 0 .cse2))))))) (forall ((~B~0.base Int) (v_ArrVal_333 (Array Int Int)) (v_ArrVal_334 (Array Int Int))) (let ((.cse11 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_333) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_334))) (let ((.cse10 (select .cse11 ~B~0.base))) (let ((.cse7 (select .cse10 c_~B~0.offset)) (.cse9 (select .cse11 c_~A~0.base)) (.cse8 (select .cse10 .cse5))) (or (< .cse7 0) (< 4294967295 .cse8) (<= 0 (+ (select .cse9 c_~A~0.offset) .cse7 2147483648)) (<= 0 (+ (select .cse9 .cse3) .cse8 2147483648)) (<= .cse8 0))))))))) is different from false [2022-12-13 08:55:40,933 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((~B~0.base Int) (v_ArrVal_333 (Array Int Int)) (v_ArrVal_332 (Array Int Int)) (v_ArrVal_334 (Array Int Int))) (let ((.cse0 (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_332) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_333) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_334))) (let ((.cse1 (select (select .cse0 ~B~0.base) |c_ULTIMATE.start_main_#t~ret19#1.offset|))) (or (<= 0 (+ (select (select .cse0 c_~A~0.base) c_~A~0.offset) 2147483648 .cse1)) (< 4294967295 .cse1) (<= .cse1 0))))) (forall ((~B~0.base Int) (v_ArrVal_333 (Array Int Int)) (v_ArrVal_332 (Array Int Int)) (v_ArrVal_334 (Array Int Int))) (let ((.cse3 (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_332) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_333) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_334))) (let ((.cse2 (select (select .cse3 ~B~0.base) |c_ULTIMATE.start_main_#t~ret19#1.offset|))) (or (< .cse2 0) (< 0 .cse2) (<= 0 (+ (select (select .cse3 c_~A~0.base) c_~A~0.offset) 2147483648 .cse2))))))) is different from false [2022-12-13 08:55:40,971 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((~B~0.base Int) (v_ArrVal_333 (Array Int Int)) (v_ArrVal_332 (Array Int Int)) (v_ArrVal_334 (Array Int Int))) (let ((.cse1 (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_332) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_333) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_334))) (let ((.cse0 (select (select .cse1 ~B~0.base) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (or (< 4294967295 .cse0) (<= .cse0 0) (<= 0 (+ .cse0 (select (select .cse1 c_~A~0.base) c_~A~0.offset) 2147483648)))))) (forall ((~B~0.base Int) (v_ArrVal_333 (Array Int Int)) (v_ArrVal_332 (Array Int Int)) (v_ArrVal_334 (Array Int Int))) (let ((.cse3 (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_332) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_333) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_334))) (let ((.cse2 (select (select .cse3 ~B~0.base) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (or (< 0 .cse2) (<= 0 (+ .cse2 (select (select .cse3 c_~A~0.base) c_~A~0.offset) 2147483648)) (< .cse2 0)))))) is different from false [2022-12-13 08:55:40,994 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((~B~0.base Int) (v_ArrVal_333 (Array Int Int)) (v_ArrVal_332 (Array Int Int)) (v_ArrVal_334 (Array Int Int))) (let ((.cse1 (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_332) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_333) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_334))) (let ((.cse0 (select (select .cse1 ~B~0.base) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))) (or (<= 0 (+ .cse0 (select (select .cse1 c_~A~0.base) c_~A~0.offset) 2147483648)) (<= .cse0 0) (< 4294967295 .cse0))))) (forall ((~B~0.base Int) (v_ArrVal_333 (Array Int Int)) (v_ArrVal_332 (Array Int Int)) (v_ArrVal_334 (Array Int Int))) (let ((.cse3 (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_332) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_333) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_334))) (let ((.cse2 (select (select .cse3 ~B~0.base) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))) (or (<= 0 (+ .cse2 (select (select .cse3 c_~A~0.base) c_~A~0.offset) 2147483648)) (< .cse2 0) (< 0 .cse2)))))) is different from false [2022-12-13 08:55:42,220 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_331 (Array Int Int)) (~B~0.base Int) (v_ArrVal_333 (Array Int Int)) (v_ArrVal_332 (Array Int Int)) (v_ArrVal_334 (Array Int Int))) (let ((.cse1 (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_#t~malloc29#1.base| v_ArrVal_331) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_332) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_333) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_334))) (let ((.cse0 (select (select .cse1 ~B~0.base) |c_ULTIMATE.start_create_fresh_int_array_#t~malloc29#1.offset|))) (or (< 4294967295 .cse0) (<= .cse0 0) (<= 0 (+ (select (select .cse1 c_~A~0.base) c_~A~0.offset) .cse0 2147483648)))))) (forall ((v_ArrVal_331 (Array Int Int)) (~B~0.base Int) (v_ArrVal_333 (Array Int Int)) (v_ArrVal_332 (Array Int Int)) (v_ArrVal_334 (Array Int Int))) (let ((.cse3 (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_#t~malloc29#1.base| v_ArrVal_331) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_332) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_333) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_334))) (let ((.cse2 (select (select .cse3 ~B~0.base) |c_ULTIMATE.start_create_fresh_int_array_#t~malloc29#1.offset|))) (or (< 0 .cse2) (< .cse2 0) (<= 0 (+ (select (select .cse3 c_~A~0.base) c_~A~0.offset) .cse2 2147483648))))))) is different from false [2022-12-13 08:56:37,092 INFO L321 Elim1Store]: treesize reduction 304, result has 39.6 percent of original size [2022-12-13 08:56:37,093 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 8 case distinctions, treesize of input 461 treesize of output 405 [2022-12-13 08:56:37,735 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-13 08:56:37,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 672131 treesize of output 661925 [2022-12-13 08:56:41,119 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-13 08:56:41,121 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 661675 treesize of output 653428 [2022-12-13 08:56:43,889 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-13 08:56:43,892 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 653419 treesize of output 636916 [2022-12-13 08:56:46,469 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-13 08:56:46,472 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 636907 treesize of output 603892 [2022-12-13 08:56:49,221 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-13 08:56:49,224 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 603883 treesize of output 599764 [2022-12-13 08:56:51,995 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-13 08:56:51,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 599755 treesize of output 583124 [2022-12-13 08:56:55,118 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-13 08:56:55,120 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 583115 treesize of output 574804 [2022-12-13 08:56:58,057 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-13 08:56:58,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 574877 treesize of output 571865 [2022-12-13 08:57:00,962 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-13 08:57:00,966 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 571691 treesize of output 538420 [2022-12-13 08:57:03,934 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-13 08:57:03,938 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 538411 treesize of output 534260