[INFO] cloning repository https://github.com/arnau/whirl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arnau/whirl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnau%2Fwhirl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnau%2Fwhirl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88a0882b513e634046384a7f73947340bb8415c2
[INFO] checking arnau/whirl against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnau%2Fwhirl" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arnau/whirl 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 git repo https://github.com/arnau/whirl
[INFO] finished tweaking git repo https://github.com/arnau/whirl
[INFO] tweaked toml for git repo https://github.com/arnau/whirl written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/arnau/whirl 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 77362b0b24301c471f002a8b5b1e4c19eb9267c31394c4ece8af3ccd2417709e
[INFO] running `Command { std: "docker" "start" "-a" "77362b0b24301c471f002a8b5b1e4c19eb9267c31394c4ece8af3ccd2417709e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77362b0b24301c471f002a8b5b1e4c19eb9267c31394c4ece8af3ccd2417709e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77362b0b24301c471f002a8b5b1e4c19eb9267c31394c4ece8af3ccd2417709e", kill_on_drop: false }`
[INFO] [stdout] 77362b0b24301c471f002a8b5b1e4c19eb9267c31394c4ece8af3ccd2417709e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] b2c02998500df77904cb78925a722dd359dbff448113372e4a00a9b3cbc3f68d
[INFO] running `Command { std: "docker" "start" "-a" "b2c02998500df77904cb78925a722dd359dbff448113372e4a00a9b3cbc3f68d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.119
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.119
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking napi-sys v1.0.0
[INFO] [stderr]    Compiling napi-build v1.0.1
[INFO] [stderr]    Compiling arnau_whirl v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling napi-derive v1.0.0
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking serde_json v1.0.61
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking napi v1.1.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.79s
[INFO] running `Command { std: "docker" "inspect" "b2c02998500df77904cb78925a722dd359dbff448113372e4a00a9b3cbc3f68d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2c02998500df77904cb78925a722dd359dbff448113372e4a00a9b3cbc3f68d", kill_on_drop: false }`
[INFO] [stdout] b2c02998500df77904cb78925a722dd359dbff448113372e4a00a9b3cbc3f68d