[INFO] fetching crate risect 0.1.0-alpha.1...
[INFO] checking risect-0.1.0-alpha.1 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate risect 0.1.0-alpha.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate risect 0.1.0-alpha.1 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate risect 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate risect 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate risect 0.1.0-alpha.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate risect 0.1.0-alpha.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cbd1cba24d48268bf83f5ba393b9fc754ed9df1a96d4a31023239502bf91a3d
[INFO] running `Command { std: "docker" "start" "-a" "5cbd1cba24d48268bf83f5ba393b9fc754ed9df1a96d4a31023239502bf91a3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cbd1cba24d48268bf83f5ba393b9fc754ed9df1a96d4a31023239502bf91a3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cbd1cba24d48268bf83f5ba393b9fc754ed9df1a96d4a31023239502bf91a3d", kill_on_drop: false }`
[INFO] [stdout] 5cbd1cba24d48268bf83f5ba393b9fc754ed9df1a96d4a31023239502bf91a3d
[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=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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 922c9b00b78ce1510ebe14cbb4e1bd2aafabc8a76d6a02d2e117dca4b1c089a3
[INFO] running `Command { std: "docker" "start" "-a" "922c9b00b78ce1510ebe14cbb4e1bd2aafabc8a76d6a02d2e117dca4b1c089a3", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling syn v1.0.29
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking os_str_bytes v2.3.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[INFO] [stderr]     Checking risect v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `AppSettings`, `App`, `ArgGroup`, `Arg`
[INFO] [stdout]  --> src/cli.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use clap::{App, AppSettings, Arg, ArgGroup};
[INFO] [stdout]   |            ^^^  ^^^^^^^^^^^  ^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AppSettings`, `App`, `ArgGroup`, `Arg`
[INFO] [stdout]  --> src/cli.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use clap::{App, AppSettings, Arg, ArgGroup};
[INFO] [stdout]   |            ^^^  ^^^^^^^^^^^  ^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.21s
[INFO] running `Command { std: "docker" "inspect" "922c9b00b78ce1510ebe14cbb4e1bd2aafabc8a76d6a02d2e117dca4b1c089a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "922c9b00b78ce1510ebe14cbb4e1bd2aafabc8a76d6a02d2e117dca4b1c089a3", kill_on_drop: false }`
[INFO] [stdout] 922c9b00b78ce1510ebe14cbb4e1bd2aafabc8a76d6a02d2e117dca4b1c089a3