[INFO] fetching crate leanify-many 1.1.1...
[INFO] checking leanify-many-1.1.1 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate leanify-many 1.1.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate leanify-many 1.1.1 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate leanify-many 1.1.1
[INFO] finished tweaking crates.io crate leanify-many 1.1.1
[INFO] tweaked toml for crates.io crate leanify-many 1.1.1 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate leanify-many 1.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded terminal_size v0.1.13
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.18
[INFO] [stderr]   Downloaded pin-project v0.4.23
[INFO] [stderr]   Downloaded pin-project-internal v0.4.23
[INFO] [stderr]   Downloaded recolored v1.9.3
[INFO] [stderr]   Downloaded termprogress v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e7df6decbfbeca16ae9bf1452478f5a010da8d41a71ea22f1750e79bd748ec3
[INFO] running `Command { std: "docker" "start" "-a" "9e7df6decbfbeca16ae9bf1452478f5a010da8d41a71ea22f1750e79bd748ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e7df6decbfbeca16ae9bf1452478f5a010da8d41a71ea22f1750e79bd748ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e7df6decbfbeca16ae9bf1452478f5a010da8d41a71ea22f1750e79bd748ec3", kill_on_drop: false }`
[INFO] [stdout] 9e7df6decbfbeca16ae9bf1452478f5a010da8d41a71ea22f1750e79bd748ec3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3d758752540818501fa689105d0c85235d678058af3eec3a3ad7322ccdf0450
[INFO] running `Command { std: "docker" "start" "-a" "b3d758752540818501fa689105d0c85235d678058af3eec3a3ad7322ccdf0450", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling termprogress v0.3.4
[INFO] [stderr]    Compiling leanify-many v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking recolored v1.9.3
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(nightly, feature(const_fn))]
[INFO] [stdout]   |                              ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(nightly, feature(const_fn))]
[INFO] [stdout]   |                              ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Overflow` found for enum `IntErrorKind` in the current scope
[INFO] [stdout]    --> src/arg.rs:228:21
[INFO] [stdout]     |
[INFO] [stdout] 228 |             IntErrorKind::Overflow => write!(f, ": conversion would result in overflow"),
[INFO] [stdout]     |                           ^^^^^^^^ variant or associated item not found in `IntErrorKind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Underflow` found for enum `IntErrorKind` in the current scope
[INFO] [stdout]    --> src/arg.rs:229:21
[INFO] [stdout]     |
[INFO] [stdout] 229 |             IntErrorKind::Underflow => write!(f, ": conversion would result in underflow"),
[INFO] [stdout]     |                           ^^^^^^^^^ variant or associated item not found in `IntErrorKind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Overflow` found for enum `IntErrorKind` in the current scope
[INFO] [stdout]    --> src/arg.rs:228:21
[INFO] [stdout]     |
[INFO] [stdout] 228 |             IntErrorKind::Overflow => write!(f, ": conversion would result in overflow"),
[INFO] [stdout]     |                           ^^^^^^^^ variant or associated item not found in `IntErrorKind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Underflow` found for enum `IntErrorKind` in the current scope
[INFO] [stdout]    --> src/arg.rs:229:21
[INFO] [stdout]     |
[INFO] [stdout] 229 |             IntErrorKind::Underflow => write!(f, ": conversion would result in underflow"),
[INFO] [stdout]     |                           ^^^^^^^^^ variant or associated item not found in `IntErrorKind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0557, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `leanify-many`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0557, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b3d758752540818501fa689105d0c85235d678058af3eec3a3ad7322ccdf0450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3d758752540818501fa689105d0c85235d678058af3eec3a3ad7322ccdf0450", kill_on_drop: false }`
[INFO] [stdout] b3d758752540818501fa689105d0c85235d678058af3eec3a3ad7322ccdf0450