[INFO] fetching crate scanner-rust 2.0.15...
[INFO] checking scanner-rust-2.0.15 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate scanner-rust 2.0.15 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate scanner-rust 2.0.15 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "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-8/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" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "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 educe v0.4.2
[INFO] [stderr]   Downloaded utf8-width v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e7e228f6ed50c85fed9572887c1c6f6c64be139259bd826095bf0667e9764e4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5e7e228f6ed50c85fed9572887c1c6f6c64be139259bd826095bf0667e9764e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e7e228f6ed50c85fed9572887c1c6f6c64be139259bd826095bf0667e9764e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e7e228f6ed50c85fed9572887c1c6f6c64be139259bd826095bf0667e9764e4", kill_on_drop: false }`
[INFO] [stdout] 5e7e228f6ed50c85fed9572887c1c6f6c64be139259bd826095bf0667e9764e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26824859a0ee795e63b5e1ded578293c3edc3bf904f60193188e537e59f1d32a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "26824859a0ee795e63b5e1ded578293c3edc3bf904f60193188e537e59f1d32a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.15
[INFO] [stderr]     Checking utf8-width v0.1.0
[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 18.44s
[INFO] running `Command { std: "docker" "inspect" "26824859a0ee795e63b5e1ded578293c3edc3bf904f60193188e537e59f1d32a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26824859a0ee795e63b5e1ded578293c3edc3bf904f60193188e537e59f1d32a", kill_on_drop: false }`
[INFO] [stdout] 26824859a0ee795e63b5e1ded578293c3edc3bf904f60193188e537e59f1d32a