[INFO] fetching crate azimuth 0.0.1...
[INFO] testing azimuth-0.0.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate azimuth 0.0.1 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate azimuth 0.0.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-104/source/rust-toolchain
[INFO] started tweaking crates.io crate azimuth 0.0.1
[INFO] finished tweaking crates.io crate azimuth 0.0.1
[INFO] tweaked toml for crates.io crate azimuth 0.0.1 written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 120fc015ac6b8c0a98dcbdd152ca2c7a466cf8260142721ba40a060622160e3f
[INFO] running `Command { std: "docker" "start" "-a" "120fc015ac6b8c0a98dcbdd152ca2c7a466cf8260142721ba40a060622160e3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "120fc015ac6b8c0a98dcbdd152ca2c7a466cf8260142721ba40a060622160e3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "120fc015ac6b8c0a98dcbdd152ca2c7a466cf8260142721ba40a060622160e3f", kill_on_drop: false }`
[INFO] [stdout] 120fc015ac6b8c0a98dcbdd152ca2c7a466cf8260142721ba40a060622160e3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95278fb38bf101612069e5be8d8289afb9df9db42b87f32df942adb6320194b0
[INFO] running `Command { std: "docker" "start" "-a" "95278fb38bf101612069e5be8d8289afb9df9db42b87f32df942adb6320194b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling azimuth v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(never_type, try_from, const_fn, step_trait)]
[INFO] [stdout]   |                                  ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `replace_one` is not a member of trait `Step`
[INFO] [stdout]   --> src/point.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 | /     fn replace_one(&mut self) -> Self {
[INFO] [stdout] 97 | |         replace(self, Point(1))
[INFO] [stdout] 98 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Step`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `replace_zero` is not a member of trait `Step`
[INFO] [stdout]    --> src/point.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     fn replace_zero(&mut self) -> Self {
[INFO] [stdout] 101 | |         replace(self, Point(0))
[INFO] [stdout] 102 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Step`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `add_one` is not a member of trait `Step`
[INFO] [stdout]    --> src/point.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | /     fn add_one(&self) -> Self {
[INFO] [stdout] 105 | |         Point(self.0 + 1)
[INFO] [stdout] 106 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Step`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `sub_one` is not a member of trait `Step`
[INFO] [stdout]    --> src/point.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 | /     fn sub_one(&self) -> Self {
[INFO] [stdout] 109 | |         Point(self.0 - 1)
[INFO] [stdout] 110 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Step`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `add_usize` is not a member of trait `Step`
[INFO] [stdout]    --> src/point.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 118 | /     fn add_usize(&self, n: usize) -> Option<Self> {
[INFO] [stdout] 119 | |         u32::try_from(n)
[INFO] [stdout] 120 | |             .ok()
[INFO] [stdout] 121 | |             .and_then(|n_as_u32| self.0.checked_add(n_as_u32).map(Point))
[INFO] [stdout] 122 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Step`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(never_type, try_from, const_fn, step_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BigEndian`, `ReadBytesExt`, `WriteBytesExt`
[INFO] [stdout]  --> src/point.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     BigEndian,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 3 |     ReadBytesExt,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 4 |     WriteBytesExt,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `lazy_static::lazy_static`
[INFO] [stdout]   --> src/point.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use lazy_static::lazy_static;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]   --> src/point.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use regex::Regex;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::HashMap`, `error::Error`, `io::Cursor`
[INFO] [stdout]   --> src/point.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     collections::HashMap,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 20 |     convert::TryFrom,
[INFO] [stdout] 21 |     error::Error,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 22 |     io::Cursor,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Constructor`, `Display`, `From`, `Into`
[INFO] [stdout]  --> src/point_state.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     Constructor,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 4 |     Display,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 5 |     From,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 6 |     Into,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `forward_checked`, `backward_checked`
[INFO] [stdout]   --> src/point.rs:95:1
[INFO] [stdout]    |
[INFO] [stdout] 95 | impl Step for Point {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^ missing `forward_checked`, `backward_checked` in implementation
[INFO] [stdout]    |
[INFO] [stdout]    = help: implement the missing item: `fn forward_checked(_: Self, _: usize) -> std::option::Option<Self> { todo!() }`
[INFO] [stdout]    = help: implement the missing item: `fn backward_checked(_: Self, _: usize) -> std::option::Option<Self> { todo!() }`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0407, E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `azimuth`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "95278fb38bf101612069e5be8d8289afb9df9db42b87f32df942adb6320194b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95278fb38bf101612069e5be8d8289afb9df9db42b87f32df942adb6320194b0", kill_on_drop: false }`
[INFO] [stdout] 95278fb38bf101612069e5be8d8289afb9df9db42b87f32df942adb6320194b0
