./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcdcf50-e987-4bcc-888f-3842c421043a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcdcf50-e987-4bcc-888f-3842c421043a/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_7fcdcf50-e987-4bcc-888f-3842c421043a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcdcf50-e987-4bcc-888f-3842c421043a/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcdcf50-e987-4bcc-888f-3842c421043a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcdcf50-e987-4bcc-888f-3842c421043a/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 92f84e18d7f713cb4a67277cb892c6222831b93652f8c37aad43582713426f96 --- 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 16:58:51,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:58:51,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:58:51,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:58:51,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:58:51,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:58:51,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:58:51,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:58:51,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:58:51,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:58:51,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:58:51,767 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:58:51,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:58:51,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:58:51,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:58:51,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:58:51,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:58:51,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:58:51,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:58:51,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:58:51,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:58:51,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:58:51,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:58:51,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:58:51,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:58:51,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:58:51,805 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:58:51,807 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:58:51,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:58:51,809 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:58:51,810 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:58:51,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:58:51,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:58:51,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:58:51,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:58:51,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:58:51,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:58:51,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:58:51,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:58:51,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:58:51,821 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:58:51,822 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcdcf50-e987-4bcc-888f-3842c421043a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:58:51,860 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:58:51,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:58:51,862 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:58:51,862 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:58:51,863 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:58:51,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:58:51,864 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:58:51,864 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:58:51,864 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:58:51,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:58:51,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:58:51,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:58:51,867 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:58:51,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:58:51,867 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:58:51,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:58:51,868 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:58:51,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:58:51,868 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:58:51,869 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:58:51,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:58:51,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:51,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:58:51,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:58:51,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:58:51,870 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:58:51,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:58:51,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:58:51,871 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_7fcdcf50-e987-4bcc-888f-3842c421043a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcdcf50-e987-4bcc-888f-3842c421043a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92f84e18d7f713cb4a67277cb892c6222831b93652f8c37aad43582713426f96 [2022-10-17 16:58:52,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:58:52,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:58:52,225 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:58:52,227 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:58:52,228 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:58:52,229 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcdcf50-e987-4bcc-888f-3842c421043a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2022-10-17 16:58:52,291 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcdcf50-e987-4bcc-888f-3842c421043a/bin/ukojak-92XMlrwhuB/data/0c784b2d0/8c5e7c350c8442139d7cd368a59a2fe6/FLAGc230c3e6c [2022-10-17 16:58:52,822 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:58:52,822 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcdcf50-e987-4bcc-888f-3842c421043a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2022-10-17 16:58:52,838 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcdcf50-e987-4bcc-888f-3842c421043a/bin/ukojak-92XMlrwhuB/data/0c784b2d0/8c5e7c350c8442139d7cd368a59a2fe6/FLAGc230c3e6c [2022-10-17 16:58:53,144 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcdcf50-e987-4bcc-888f-3842c421043a/bin/ukojak-92XMlrwhuB/data/0c784b2d0/8c5e7c350c8442139d7cd368a59a2fe6 [2022-10-17 16:58:53,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:58:53,148 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:58:53,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:53,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:58:53,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:58:53,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:53" (1/1) ... [2022-10-17 16:58:53,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26b2a704 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:53, skipping insertion in model container [2022-10-17 16:58:53,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:53" (1/1) ... [2022-10-17 16:58:53,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:58:53,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:58:53,530 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_7fcdcf50-e987-4bcc-888f-3842c421043a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c[7545,7558] [2022-10-17 16:58:53,551 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_7fcdcf50-e987-4bcc-888f-3842c421043a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c[10452,10465] [2022-10-17 16:58:53,560 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_7fcdcf50-e987-4bcc-888f-3842c421043a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c[11543,11556] [2022-10-17 16:58:53,566 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_7fcdcf50-e987-4bcc-888f-3842c421043a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c[12149,12162] [2022-10-17 16:58:53,576 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_7fcdcf50-e987-4bcc-888f-3842c421043a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c[13568,13581] [2022-10-17 16:58:53,582 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_7fcdcf50-e987-4bcc-888f-3842c421043a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c[14174,14187] [2022-10-17 16:58:53,589 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_7fcdcf50-e987-4bcc-888f-3842c421043a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c[15145,15158] [2022-10-17 16:58:53,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:53,672 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:58:53,765 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_7fcdcf50-e987-4bcc-888f-3842c421043a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c[7545,7558] [2022-10-17 16:58:53,778 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_7fcdcf50-e987-4bcc-888f-3842c421043a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c[10452,10465] [2022-10-17 16:58:53,792 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_7fcdcf50-e987-4bcc-888f-3842c421043a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c[11543,11556] [2022-10-17 16:58:53,802 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_7fcdcf50-e987-4bcc-888f-3842c421043a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c[12149,12162] [2022-10-17 16:58:53,813 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_7fcdcf50-e987-4bcc-888f-3842c421043a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c[13568,13581] [2022-10-17 16:58:53,817 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_7fcdcf50-e987-4bcc-888f-3842c421043a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c[14174,14187] [2022-10-17 16:58:53,822 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_7fcdcf50-e987-4bcc-888f-3842c421043a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c[15145,15158] [2022-10-17 16:58:53,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:53,876 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:58:53,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:53 WrapperNode [2022-10-17 16:58:53,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:53,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:53,878 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:58:53,878 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:58:53,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:53" (1/1) ... [2022-10-17 16:58:53,902 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:53" (1/1) ... [2022-10-17 16:58:53,964 INFO L138 Inliner]: procedures = 22, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1020 [2022-10-17 16:58:53,965 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:53,965 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:58:53,966 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:58:53,966 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:58:53,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:53" (1/1) ... [2022-10-17 16:58:53,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:53" (1/1) ... [2022-10-17 16:58:53,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:53" (1/1) ... [2022-10-17 16:58:53,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:53" (1/1) ... [2022-10-17 16:58:54,017 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:53" (1/1) ... [2022-10-17 16:58:54,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:53" (1/1) ... [2022-10-17 16:58:54,039 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:53" (1/1) ... [2022-10-17 16:58:54,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:53" (1/1) ... [2022-10-17 16:58:54,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:58:54,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:58:54,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:58:54,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:58:54,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:53" (1/1) ... [2022-10-17 16:58:54,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:54,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcdcf50-e987-4bcc-888f-3842c421043a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:58:54,121 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcdcf50-e987-4bcc-888f-3842c421043a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:58:54,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcdcf50-e987-4bcc-888f-3842c421043a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:58:54,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:58:54,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:58:54,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:58:54,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:58:54,385 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:58:54,387 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:58:55,348 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:58:55,497 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:58:55,500 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:58:55,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:55 BoogieIcfgContainer [2022-10-17 16:58:55,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:58:55,509 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:58:55,510 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:58:55,518 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:58:55,518 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:55" (1/1) ... [2022-10-17 16:58:55,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:58:55,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:55,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 192 states and 337 transitions. [2022-10-17 16:58:55,606 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 337 transitions. [2022-10-17 16:58:55,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:58:55,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:55,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:55,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:56,148 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 16:58:56,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:56,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 187 states and 325 transitions. [2022-10-17 16:58:56,338 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 325 transitions. [2022-10-17 16:58:56,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:58:56,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:56,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:56,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:56,641 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 16:58:56,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:56,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 182 states and 314 transitions. [2022-10-17 16:58:56,718 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 314 transitions. [2022-10-17 16:58:56,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:58:56,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:56,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:56,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:56,891 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 16:58:56,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:56,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 177 states and 303 transitions. [2022-10-17 16:58:56,931 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 303 transitions. [2022-10-17 16:58:56,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:58:56,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:56,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:56,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:57,125 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 16:58:57,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:57,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 169 states and 287 transitions. [2022-10-17 16:58:57,609 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 287 transitions. [2022-10-17 16:58:57,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:58:57,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:57,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:57,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:57,768 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 16:58:57,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:57,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 161 states and 271 transitions. [2022-10-17 16:58:57,809 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 271 transitions. [2022-10-17 16:58:57,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:58:57,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:57,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:57,969 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 16:58:58,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:58,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 156 states and 260 transitions. [2022-10-17 16:58:58,005 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 260 transitions. [2022-10-17 16:58:58,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:58:58,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:58,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:58,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:58,150 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 16:58:58,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:58,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 145 states and 239 transitions. [2022-10-17 16:58:58,997 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 239 transitions. [2022-10-17 16:58:58,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:58:58,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:58,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:59,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:59,500 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 16:59:02,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:02,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 145 states and 238 transitions. [2022-10-17 16:59:02,017 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 238 transitions. [2022-10-17 16:59:02,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:59:02,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:02,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:02,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:02,652 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 16:59:06,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:06,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 145 states and 236 transitions. [2022-10-17 16:59:06,452 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 236 transitions. [2022-10-17 16:59:06,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:59:06,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:06,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:06,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:07,174 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 16:59:12,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:12,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 145 states and 234 transitions. [2022-10-17 16:59:12,077 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 234 transitions. [2022-10-17 16:59:12,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:59:12,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:12,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:12,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:13,623 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 16:59:22,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:22,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 112 states and 183 transitions. [2022-10-17 16:59:22,389 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 183 transitions. [2022-10-17 16:59:22,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:59:22,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:22,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:22,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat