[INFO] fetching crate scanner-rust 2.0.15...
[INFO] checking scanner-rust-2.0.15 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate scanner-rust 2.0.15 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate scanner-rust 2.0.15 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scanner-rust 2.0.15
[INFO] finished tweaking crates.io crate scanner-rust 2.0.15
[INFO] tweaked toml for crates.io crate scanner-rust 2.0.15 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate scanner-rust 2.0.15 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.15
[INFO] [stderr]   Downloaded generic-array v0.14.1
[INFO] [stderr]   Downloaded utf8-width v0.1.0
[INFO] [stderr]   Downloaded educe v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95da94714f3360266c836c965a94726d399e5dfc9571ad1581ab486d260db774
[INFO] running `Command { std: "docker" "start" "-a" "95da94714f3360266c836c965a94726d399e5dfc9571ad1581ab486d260db774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95da94714f3360266c836c965a94726d399e5dfc9571ad1581ab486d260db774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95da94714f3360266c836c965a94726d399e5dfc9571ad1581ab486d260db774", kill_on_drop: false }`
[INFO] [stdout] 95da94714f3360266c836c965a94726d399e5dfc9571ad1581ab486d260db774
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2adef656a19c99c0c6b9e9823bca77840667a6c843cdf9c00c94e5becf8a855b
[INFO] running `Command { std: "docker" "start" "-a" "2adef656a19c99c0c6b9e9823bca77840667a6c843cdf9c00c94e5becf8a855b", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling syn v1.0.15
[INFO] [stderr]     Checking utf8-width v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking generic-array v0.14.1
[INFO] [stderr]    Compiling educe v0.4.2
[INFO] [stderr]     Checking scanner-rust v2.0.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.56s
[INFO] running `Command { std: "docker" "inspect" "2adef656a19c99c0c6b9e9823bca77840667a6c843cdf9c00c94e5becf8a855b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2adef656a19c99c0c6b9e9823bca77840667a6c843cdf9c00c94e5becf8a855b", kill_on_drop: false }`
[INFO] [stdout] 2adef656a19c99c0c6b9e9823bca77840667a6c843cdf9c00c94e5becf8a855b