./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/dll-token-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5b316b0-a335-4bca-9c67-5cde084893ba/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5b316b0-a335-4bca-9c67-5cde084893ba/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5b316b0-a335-4bca-9c67-5cde084893ba/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5b316b0-a335-4bca-9c67-5cde084893ba/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/dll-token-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5b316b0-a335-4bca-9c67-5cde084893ba/bin/ukojak-92XMlrwhuB/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5b316b0-a335-4bca-9c67-5cde084893ba/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 820401b0140b0bfb9dffe62418c7fb9ec2170c8bc6edd71581a88d2ffbcfa1c6 --- 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-dbf71c6-m [2022-10-17 16:53:46,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:53:46,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:53:46,759 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:53:46,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:53:46,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:53:46,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:53:46,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:53:46,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:53:46,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:53:46,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:53:46,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:53:46,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:53:46,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:53:46,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:53:46,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:53:46,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:53:46,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:53:46,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:53:46,809 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:53:46,811 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:53:46,814 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:53:46,818 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:53:46,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:53:46,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:53:46,838 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:53:46,838 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:53:46,840 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:53:46,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:53:46,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:53:46,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:53:46,843 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:53:46,844 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:53:46,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:53:46,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:53:46,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:53:46,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:53:46,848 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:53:46,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:53:46,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:53:46,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:53:46,852 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5b316b0-a335-4bca-9c67-5cde084893ba/bin/ukojak-92XMlrwhuB/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2022-10-17 16:53:46,881 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:53:46,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:53:46,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:53:46,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:53:46,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:53:46,884 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:53:46,885 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:53:46,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:53:46,885 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:53:46,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:53:46,886 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:53:46,886 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:53:46,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:53:46,887 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:53:46,887 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:53:46,887 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:53:46,887 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:53:46,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:53:46,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:46,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:53:46,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:53:46,889 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:53:46,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:53:46,890 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_f5b316b0-a335-4bca-9c67-5cde084893ba/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5b316b0-a335-4bca-9c67-5cde084893ba/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 820401b0140b0bfb9dffe62418c7fb9ec2170c8bc6edd71581a88d2ffbcfa1c6 [2022-10-17 16:53:47,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:53:47,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:53:47,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:53:47,150 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:53:47,151 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:53:47,152 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5b316b0-a335-4bca-9c67-5cde084893ba/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/forester-heap/dll-token-2.i [2022-10-17 16:53:47,221 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5b316b0-a335-4bca-9c67-5cde084893ba/bin/ukojak-92XMlrwhuB/data/f4607dc4b/70fe919518fc499087eab31bc480ca72/FLAG03e2aa0f3 [2022-10-17 16:53:47,774 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:53:47,775 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5b316b0-a335-4bca-9c67-5cde084893ba/sv-benchmarks/c/forester-heap/dll-token-2.i [2022-10-17 16:53:47,790 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5b316b0-a335-4bca-9c67-5cde084893ba/bin/ukojak-92XMlrwhuB/data/f4607dc4b/70fe919518fc499087eab31bc480ca72/FLAG03e2aa0f3 [2022-10-17 16:53:48,062 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5b316b0-a335-4bca-9c67-5cde084893ba/bin/ukojak-92XMlrwhuB/data/f4607dc4b/70fe919518fc499087eab31bc480ca72 [2022-10-17 16:53:48,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:53:48,070 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:53:48,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:48,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:53:48,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:53:48,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:48" (1/1) ... [2022-10-17 16:53:48,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@621ae4ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:48, skipping insertion in model container [2022-10-17 16:53:48,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:48" (1/1) ... [2022-10-17 16:53:48,093 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:53:48,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:53:48,563 WARN L230 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_f5b316b0-a335-4bca-9c67-5cde084893ba/sv-benchmarks/c/forester-heap/dll-token-2.i[22229,22242] [2022-10-17 16:53:48,578 WARN L230 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_f5b316b0-a335-4bca-9c67-5cde084893ba/sv-benchmarks/c/forester-heap/dll-token-2.i[22398,22411] [2022-10-17 16:53:48,580 WARN L230 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_f5b316b0-a335-4bca-9c67-5cde084893ba/sv-benchmarks/c/forester-heap/dll-token-2.i[22489,22502] [2022-10-17 16:53:48,583 WARN L230 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_f5b316b0-a335-4bca-9c67-5cde084893ba/sv-benchmarks/c/forester-heap/dll-token-2.i[22571,22584] [2022-10-17 16:53:48,586 WARN L230 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_f5b316b0-a335-4bca-9c67-5cde084893ba/sv-benchmarks/c/forester-heap/dll-token-2.i[22649,22662] [2022-10-17 16:53:48,588 WARN L230 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_f5b316b0-a335-4bca-9c67-5cde084893ba/sv-benchmarks/c/forester-heap/dll-token-2.i[22795,22808] [2022-10-17 16:53:48,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:48,604 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:53:48,650 WARN L230 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_f5b316b0-a335-4bca-9c67-5cde084893ba/sv-benchmarks/c/forester-heap/dll-token-2.i[22229,22242] [2022-10-17 16:53:48,655 WARN L230 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_f5b316b0-a335-4bca-9c67-5cde084893ba/sv-benchmarks/c/forester-heap/dll-token-2.i[22398,22411] [2022-10-17 16:53:48,657 WARN L230 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_f5b316b0-a335-4bca-9c67-5cde084893ba/sv-benchmarks/c/forester-heap/dll-token-2.i[22489,22502] [2022-10-17 16:53:48,659 WARN L230 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_f5b316b0-a335-4bca-9c67-5cde084893ba/sv-benchmarks/c/forester-heap/dll-token-2.i[22571,22584] [2022-10-17 16:53:48,661 WARN L230 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_f5b316b0-a335-4bca-9c67-5cde084893ba/sv-benchmarks/c/forester-heap/dll-token-2.i[22649,22662] [2022-10-17 16:53:48,664 WARN L230 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_f5b316b0-a335-4bca-9c67-5cde084893ba/sv-benchmarks/c/forester-heap/dll-token-2.i[22795,22808] [2022-10-17 16:53:48,667 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:48,700 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:53:48,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:48 WrapperNode [2022-10-17 16:53:48,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:48,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:48,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:53:48,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:53:48,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:48" (1/1) ... [2022-10-17 16:53:48,724 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:48" (1/1) ... [2022-10-17 16:53:48,750 INFO L138 Inliner]: procedures = 119, calls = 36, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 139 [2022-10-17 16:53:48,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:48,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:53:48,752 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:53:48,752 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:53:48,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:48" (1/1) ... [2022-10-17 16:53:48,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:48" (1/1) ... [2022-10-17 16:53:48,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:48" (1/1) ... [2022-10-17 16:53:48,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:48" (1/1) ... [2022-10-17 16:53:48,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:48" (1/1) ... [2022-10-17 16:53:48,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:48" (1/1) ... [2022-10-17 16:53:48,798 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:48" (1/1) ... [2022-10-17 16:53:48,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:48" (1/1) ... [2022-10-17 16:53:48,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:53:48,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:53:48,804 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:53:48,804 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:53:48,819 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:48" (1/1) ... [2022-10-17 16:53:48,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:48,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5b316b0-a335-4bca-9c67-5cde084893ba/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:53:48,854 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5b316b0-a335-4bca-9c67-5cde084893ba/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:53:48,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5b316b0-a335-4bca-9c67-5cde084893ba/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:53:48,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:53:48,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:53:48,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:53:48,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:53:48,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:53:48,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:53:48,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:53:48,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:53:48,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:53:48,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:53:49,047 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:53:49,049 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:53:49,702 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:53:49,739 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:53:49,739 INFO L300 CfgBuilder]: Removed 15 assume(true) statements. [2022-10-17 16:53:49,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:49 BoogieIcfgContainer [2022-10-17 16:53:49,743 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:53:49,744 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:53:49,744 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:53:49,756 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:53:49,757 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:49" (1/1) ... [2022-10-17 16:53:49,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:53:49,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:49,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 123 states and 146 transitions. [2022-10-17 16:53:49,845 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 146 transitions. [2022-10-17 16:53:49,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:53:49,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:49,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:49,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:50,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:50,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:50,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 122 states and 145 transitions. [2022-10-17 16:53:50,126 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 145 transitions. [2022-10-17 16:53:50,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:53:50,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:50,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:50,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:50,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:50,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:50,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 121 states and 144 transitions. [2022-10-17 16:53:50,438 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 144 transitions. [2022-10-17 16:53:50,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:53:50,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:50,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:50,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:50,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:50,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:50,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 120 states and 143 transitions. [2022-10-17 16:53:50,529 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 143 transitions. [2022-10-17 16:53:50,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:53:50,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:50,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:50,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:50,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:50,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:50,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 119 states and 142 transitions. [2022-10-17 16:53:50,633 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 142 transitions. [2022-10-17 16:53:50,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:53:50,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:50,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:50,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:50,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:50,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:50,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 118 states and 141 transitions. [2022-10-17 16:53:50,695 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 141 transitions. [2022-10-17 16:53:50,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:53:50,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:50,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:50,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:50,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:50,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:50,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 117 states and 140 transitions. [2022-10-17 16:53:50,942 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 140 transitions. [2022-10-17 16:53:50,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:53:50,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:50,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:50,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:50,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:50,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 117 states and 138 transitions. [2022-10-17 16:53:50,973 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 138 transitions. [2022-10-17 16:53:50,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:53:50,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:50,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:50,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:51,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:51,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:51,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 120 states and 144 transitions. [2022-10-17 16:53:51,241 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 144 transitions. [2022-10-17 16:53:51,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:53:51,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:51,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:51,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:51,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:51,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:51,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 123 states and 148 transitions. [2022-10-17 16:53:51,452 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 148 transitions. [2022-10-17 16:53:51,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:53:51,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:51,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:51,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:51,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:51,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:51,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 124 states and 151 transitions. [2022-10-17 16:53:51,634 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 151 transitions. [2022-10-17 16:53:51,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:53:51,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:51,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:51,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:51,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:52,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:52,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 127 states and 157 transitions. [2022-10-17 16:53:52,098 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 157 transitions. [2022-10-17 16:53:52,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:53:52,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:52,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:52,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:52,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:52,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 126 states and 156 transitions. [2022-10-17 16:53:52,243 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 156 transitions. [2022-10-17 16:53:52,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:53:52,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:52,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:52,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:52,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:52,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:52,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 127 states and 157 transitions. [2022-10-17 16:53:52,474 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 157 transitions. [2022-10-17 16:53:52,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:53:52,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:52,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:52,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:52,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:52,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 126 states and 156 transitions. [2022-10-17 16:53:52,537 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 156 transitions. [2022-10-17 16:53:52,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:53:52,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:52,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:52,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:52,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:52,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:52,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 127 states and 158 transitions. [2022-10-17 16:53:52,874 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 158 transitions. [2022-10-17 16:53:52,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:53:52,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:52,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:52,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:52,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:52,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 126 states and 157 transitions. [2022-10-17 16:53:52,921 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 157 transitions. [2022-10-17 16:53:52,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:53:52,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:52,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:52,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:52,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:53,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:53,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 127 states and 159 transitions. [2022-10-17 16:53:53,004 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 159 transitions. [2022-10-17 16:53:53,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:53:53,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:53,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:53,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:53,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:53,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:53,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 129 states and 164 transitions. [2022-10-17 16:53:53,753 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 164 transitions. [2022-10-17 16:53:53,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:53:53,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:53,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:53,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:53,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:54,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:54,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 131 states and 167 transitions. [2022-10-17 16:53:54,719 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 167 transitions. [2022-10-17 16:53:54,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:53:54,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:54,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:54,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:55,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:55,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 133 states and 171 transitions. [2022-10-17 16:53:55,454 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 171 transitions. [2022-10-17 16:53:55,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:53:55,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:55,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:55,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:55,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:56,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:56,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 135 states and 175 transitions. [2022-10-17 16:53:56,516 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 175 transitions. [2022-10-17 16:53:56,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:53:56,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:56,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:56,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:56,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:56,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 136 states and 177 transitions. [2022-10-17 16:53:56,791 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 177 transitions. [2022-10-17 16:53:56,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:53:56,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:56,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:56,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:56,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:57,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:57,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 138 states and 180 transitions. [2022-10-17 16:53:57,153 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 180 transitions. [2022-10-17 16:53:57,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:53:57,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:57,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:57,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:57,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:57,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:57,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 139 states and 182 transitions. [2022-10-17 16:53:57,421 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 182 transitions. [2022-10-17 16:53:57,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:53:57,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:57,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:57,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:57,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:57,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:57,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 141 states and 185 transitions. [2022-10-17 16:53:57,796 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 185 transitions. [2022-10-17 16:53:57,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:53:57,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:57,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:57,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:58,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:59,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:59,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 146 states and 193 transitions. [2022-10-17 16:53:59,615 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 193 transitions. [2022-10-17 16:53:59,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:53:59,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:59,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:00,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:02,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:02,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 148 states and 198 transitions. [2022-10-17 16:54:02,259 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 198 transitions. [2022-10-17 16:54:02,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:54:02,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:02,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:02,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:02,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:03,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:03,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 150 states and 202 transitions. [2022-10-17 16:54:03,853 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 202 transitions. [2022-10-17 16:54:03,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:54:03,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:03,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:04,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:05,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:05,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 152 states and 206 transitions. [2022-10-17 16:54:05,759 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 206 transitions. [2022-10-17 16:54:05,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:54:05,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:05,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:06,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:09,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:09,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 157 states and 214 transitions. [2022-10-17 16:54:09,071 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 214 transitions. [2022-10-17 16:54:09,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:54:09,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:09,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:09,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:09,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:09,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:09,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 157 states and 211 transitions. [2022-10-17 16:54:09,115 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 211 transitions. [2022-10-17 16:54:09,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:54:09,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:09,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:09,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:09,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:12,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:12,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 166 states and 226 transitions. [2022-10-17 16:54:12,728 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 226 transitions. [2022-10-17 16:54:12,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:54:12,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:12,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:13,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:17,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:17,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 177 states and 247 transitions. [2022-10-17 16:54:17,006 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 247 transitions. [2022-10-17 16:54:17,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:54:17,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:17,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:17,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.