[INFO] cloning repository https://github.com/gburgessiv/llvmbb-monitor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gburgessiv/llvmbb-monitor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgburgessiv%2Fllvmbb-monitor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgburgessiv%2Fllvmbb-monitor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71acc5e738f7084c345c67a3fd7db94f796df60f
[INFO] testing gburgessiv/llvmbb-monitor against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgburgessiv%2Fllvmbb-monitor" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gburgessiv/llvmbb-monitor on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gburgessiv/llvmbb-monitor
[INFO] finished tweaking git repo https://github.com/gburgessiv/llvmbb-monitor
[INFO] tweaked toml for git repo https://github.com/gburgessiv/llvmbb-monitor written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/gburgessiv/llvmbb-monitor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7031d1c93b3a5dd44fd8e402d347dd33bccd10902013e1a8ca696ec8f9503143
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7031d1c93b3a5dd44fd8e402d347dd33bccd10902013e1a8ca696ec8f9503143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7031d1c93b3a5dd44fd8e402d347dd33bccd10902013e1a8ca696ec8f9503143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7031d1c93b3a5dd44fd8e402d347dd33bccd10902013e1a8ca696ec8f9503143", kill_on_drop: false }`
[INFO] [stdout] 7031d1c93b3a5dd44fd8e402d347dd33bccd10902013e1a8ca696ec8f9503143
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87681f308085a068630315255c30ffe31f9408c049d3678370de95eb692fa279
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "87681f308085a068630315255c30ffe31f9408c049d3678370de95eb692fa279", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling serenity v0.8.7
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libsqlite3-sys v0.17.3
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling async-compression v0.3.5
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling tracing v0.1.21
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling webpki v0.21.3
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling rustls v0.18.1
[INFO] [stderr]    Compiling webpki-roots v0.19.0
[INFO] [stderr]    Compiling rustls v0.17.0
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling tokio-rustls v0.14.1
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling git-version-macro v0.3.4
[INFO] [stderr]    Compiling command_attr v0.2.0
[INFO] [stderr]    Compiling rusqlite v0.21.0
[INFO] [stderr]    Compiling git-version v0.3.4
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling futures-util v0.3.6
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling futures-executor v0.3.6
[INFO] [stderr]    Compiling futures v0.3.6
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling simple_logger v1.11.0
[INFO] [stderr]    Compiling hyper v0.13.8
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling hyper-rustls v0.21.0
[INFO] [stderr]    Compiling reqwest v0.10.8
[INFO] [stderr]    Compiling llvm_buildbot_monitor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(is_sorted)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `simple_logger::init_with_level`: Please use the Builder pattern instead.
[INFO] [stdout]    --> src/main.rs:221:5
[INFO] [stdout]     |
[INFO] [stdout] 221 |     simple_logger::init_with_level(log::Level::Info).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'backtrace'
[INFO] [stdout]    --> src/main.rs:150:73
[INFO] [stdout]     |
[INFO] [stdout] 150 |                 error!("Updating lab bot statuses failed: {}\n{}", x, x.backtrace());
[INFO] [stdout]     |                                                                         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #53487 <https://github.com/rust-lang/rust/issues/53487> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `std::option::Option<&std::backtrace::Backtrace>` doesn't implement `std::fmt::Display`
[INFO] [stdout]    --> src/main.rs:150:71
[INFO] [stdout]     |
[INFO] [stdout] 150 |                 error!("Updating lab bot statuses failed: {}\n{}", x, x.backtrace());
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^^^ `std::option::Option<&std::backtrace::Backtrace>` cannot be formatted with the default formatter
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `std::fmt::Display` is not implemented for `std::option::Option<&std::backtrace::Backtrace>`
[INFO] [stdout]     = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]     = note: required by `std::fmt::Display::fmt`
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'backtrace'
[INFO] [stdout]    --> src/main.rs:163:23
[INFO] [stdout]     |
[INFO] [stdout] 163 |                     x.backtrace()
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #53487 <https://github.com/rust-lang/rust/issues/53487> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `std::option::Option<&std::backtrace::Backtrace>` doesn't implement `std::fmt::Display`
[INFO] [stdout]    --> src/main.rs:163:21
[INFO] [stdout]     |
[INFO] [stdout] 163 |                     x.backtrace()
[INFO] [stdout]     |                     ^^^^^^^^^^^^^ `std::option::Option<&std::backtrace::Backtrace>` cannot be formatted with the default formatter
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `std::fmt::Display` is not implemented for `std::option::Option<&std::backtrace::Backtrace>`
[INFO] [stdout]     = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]     = note: required by `std::fmt::Display::fmt`
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `reqwest::ClientBuilder::max_idle_per_host`: renamed to `pool_max_idle_per_host`
[INFO] [stdout]    --> src/main.rs:244:10
[INFO] [stdout]     |
[INFO] [stdout] 244 |         .max_idle_per_host(3)
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0554, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `llvm_buildbot_monitor`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "87681f308085a068630315255c30ffe31f9408c049d3678370de95eb692fa279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87681f308085a068630315255c30ffe31f9408c049d3678370de95eb692fa279", kill_on_drop: false }`
[INFO] [stdout] 87681f308085a068630315255c30ffe31f9408c049d3678370de95eb692fa279
