[INFO] fetching crate kawaii 0.1.0-alpha...
[INFO] checking kawaii-0.1.0-alpha against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate kawaii 0.1.0-alpha into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate kawaii 0.1.0-alpha on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kawaii 0.1.0-alpha
[INFO] finished tweaking crates.io crate kawaii 0.1.0-alpha
[INFO] tweaked toml for crates.io crate kawaii 0.1.0-alpha written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ansi_term v0.10.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 187d87de95423e304a2ba9080fdd73492d9f53547d20e14960fac38331279e9a
[INFO] running `Command { std: "docker" "start" "-a" "187d87de95423e304a2ba9080fdd73492d9f53547d20e14960fac38331279e9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "187d87de95423e304a2ba9080fdd73492d9f53547d20e14960fac38331279e9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "187d87de95423e304a2ba9080fdd73492d9f53547d20e14960fac38331279e9a", kill_on_drop: false }`
[INFO] [stdout] 187d87de95423e304a2ba9080fdd73492d9f53547d20e14960fac38331279e9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddf13912dfaa6752e87223b2456d61ce90850096211b70773f29850b9c78a077
[INFO] running `Command { std: "docker" "start" "-a" "ddf13912dfaa6752e87223b2456d61ce90850096211b70773f29850b9c78a077", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking kawaii v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Config`
[INFO] [stdout]   --> src/fmt.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 | use config::{Width, Config};
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Config`
[INFO] [stdout]   --> src/fmt.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 | use config::{Width, Config};
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `traits::Kawaii`
[INFO] [stdout]   --> src/util.rs:69:6
[INFO] [stdout]    |
[INFO] [stdout] 69 |     use traits::Kawaii;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0369]: binary operation `==` cannot be applied to type `Rc<Document>`
[INFO] [stdout]   --> src/util.rs:74:3
[INFO] [stdout]    |
[INFO] [stdout] 74 |         assert_eq!(kawaii::empty(), Rc::new(Document::Empty));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         Rc<Document>
[INFO] [stdout]    |         Rc<Document>
[INFO] [stdout]    |
[INFO] [stdout] note: an implementation of `PartialEq` might be missing for `Document`
[INFO] [stdout]   --> src/document.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub enum Document {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^ must implement `PartialEq`
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider annotating `Document` with `#[derive(PartialEq)]`
[INFO] [stdout]   --> src/document.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 + #[derive(PartialEq)]
[INFO] [stdout] 23 | pub fn empty() -> Rc<Document> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/fmt.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn indent(f: &mut fmt::Formatter, n: usize) -> fmt::Result {
[INFO] [stdout]    |               ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/fmt.rs:61:36
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn indent(f: &mut fmt::Formatter, n: usize) -> fmt::Result {
[INFO] [stdout]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0369]: binary operation `==` cannot be applied to type `Rc<Document>`
[INFO] [stdout]   --> src/util.rs:79:3
[INFO] [stdout]    |
[INFO] [stdout] 79 | /         assert_eq!(kawaii::string("foo"),
[INFO] [stdout] 80 | |             Rc::new(Document::String("foo".into())));
[INFO] [stdout]    | |                                                    ^
[INFO] [stdout]    | |____________________________________________________|
[INFO] [stdout]    | |____________________________________________________Rc<Document>
[INFO] [stdout]    |                                                      Rc<Document>
[INFO] [stdout]    |
[INFO] [stdout] note: an implementation of `PartialEq` might be missing for `Document`
[INFO] [stdout]   --> src/document.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub enum Document {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^ must implement `PartialEq`
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider annotating `Document` with `#[derive(PartialEq)]`
[INFO] [stdout]   --> src/document.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 + #[derive(PartialEq)]
[INFO] [stdout] 23 | pub fn empty() -> Rc<Document> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Rc<Document>: Kawaii` is not satisfied
[INFO] [stdout]   --> src/util.rs:85:14
[INFO] [stdout]    |
[INFO] [stdout] 85 |         assert_eq!(kawaii::concat(&[kawaii::string("foo"), kawaii::string("bar")]),
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^ the trait `Kawaii` is not implemented for `&Rc<Document>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Kawaii` is implemented for `Rc<Document>`
[INFO] [stdout] note: required by a bound in `util::concat`
[INFO] [stdout]   --> src/util.rs:32:18
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn concat<K: Kawaii, I: IntoIterator<Item = K>>(values: I) -> Rc<Document> {
[INFO] [stdout]    |                  ^^^^^^ required by this bound in `concat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0369]: binary operation `==` cannot be applied to type `Rc<Document>`
[INFO] [stdout]   --> src/util.rs:85:3
[INFO] [stdout]    |
[INFO] [stdout] 85 | /         assert_eq!(kawaii::concat(&[kawaii::string("foo"), kawaii::string("bar")]),
[INFO] [stdout] 86 | |             Rc::new(Document::Cons {
[INFO] [stdout] 87 | |                 left: Rc::new(Document::String("foo".into())),
[INFO] [stdout] 88 | |                 right: Rc::new(Document::String("bar".into())),
[INFO] [stdout] 89 | |             }));
[INFO] [stdout]    | |               ^
[INFO] [stdout]    | |_______________|
[INFO] [stdout]    | |_______________Rc<Document>
[INFO] [stdout]    |                 Rc<Document>
[INFO] [stdout]    |
[INFO] [stdout] note: an implementation of `PartialEq` might be missing for `Document`
[INFO] [stdout]   --> src/document.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub enum Document {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^ must implement `PartialEq`
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider annotating `Document` with `#[derive(PartialEq)]`
[INFO] [stdout]   --> src/document.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 + #[derive(PartialEq)]
[INFO] [stdout] 23 | pub fn empty() -> Rc<Document> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mode` is never read
[INFO] [stdout]   --> src/fmt.rs:38:2
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct State {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 37 |     width: Option<usize>,
[INFO] [stdout] 38 |     mode: Mode,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0369.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kawaii` (lib test) due to 5 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ddf13912dfaa6752e87223b2456d61ce90850096211b70773f29850b9c78a077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddf13912dfaa6752e87223b2456d61ce90850096211b70773f29850b9c78a077", kill_on_drop: false }`
[INFO] [stdout] ddf13912dfaa6752e87223b2456d61ce90850096211b70773f29850b9c78a077
