[INFO] fetching crate br 0.1.0...
[INFO] checking br-0.1.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate br 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate br 0.1.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate br 0.1.0
[INFO] finished tweaking crates.io crate br 0.1.0
[INFO] tweaked toml for crates.io crate br 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate br 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c8697983ae13f9aa712cab9c5bc1c2c9e1cc5de92d343d890e3f6abc8de4e07
[INFO] running `Command { std: "docker" "start" "-a" "8c8697983ae13f9aa712cab9c5bc1c2c9e1cc5de92d343d890e3f6abc8de4e07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c8697983ae13f9aa712cab9c5bc1c2c9e1cc5de92d343d890e3f6abc8de4e07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c8697983ae13f9aa712cab9c5bc1c2c9e1cc5de92d343d890e3f6abc8de4e07", kill_on_drop: false }`
[INFO] [stdout] 8c8697983ae13f9aa712cab9c5bc1c2c9e1cc5de92d343d890e3f6abc8de4e07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8179f5d8599ebaca10732bd791f620f700d23b28c37c2575f7b4dc12596c76f9
[INFO] running `Command { std: "docker" "start" "-a" "8179f5d8599ebaca10732bd791f620f700d23b28c37c2575f7b4dc12596c76f9", kill_on_drop: false }`
[INFO] [stderr]     Checking br v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "8179f5d8599ebaca10732bd791f620f700d23b28c37c2575f7b4dc12596c76f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8179f5d8599ebaca10732bd791f620f700d23b28c37c2575f7b4dc12596c76f9", kill_on_drop: false }`
[INFO] [stdout] 8179f5d8599ebaca10732bd791f620f700d23b28c37c2575f7b4dc12596c76f9
[INFO] checking br-0.1.0 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate br 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate br 0.1.0 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate br 0.1.0
[INFO] finished tweaking crates.io crate br 0.1.0
[INFO] tweaked toml for crates.io crate br 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate br 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eddc03063498fe39671e575c3a17d7578fc3e9a9065ae31e935bf20fc141552a
[INFO] running `Command { std: "docker" "start" "-a" "eddc03063498fe39671e575c3a17d7578fc3e9a9065ae31e935bf20fc141552a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eddc03063498fe39671e575c3a17d7578fc3e9a9065ae31e935bf20fc141552a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eddc03063498fe39671e575c3a17d7578fc3e9a9065ae31e935bf20fc141552a", kill_on_drop: false }`
[INFO] [stdout] eddc03063498fe39671e575c3a17d7578fc3e9a9065ae31e935bf20fc141552a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5b016b9dacd0e0d602ca053ef5d567f2c3df04b7e770d611e5441f153f13395
[INFO] running `Command { std: "docker" "start" "-a" "b5b016b9dacd0e0d602ca053ef5d567f2c3df04b7e770d611e5441f153f13395", kill_on_drop: false }`
[INFO] [stderr]     Checking br v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "b5b016b9dacd0e0d602ca053ef5d567f2c3df04b7e770d611e5441f153f13395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5b016b9dacd0e0d602ca053ef5d567f2c3df04b7e770d611e5441f153f13395", kill_on_drop: false }`
[INFO] [stdout] b5b016b9dacd0e0d602ca053ef5d567f2c3df04b7e770d611e5441f153f13395
