[INFO] fetching crate e-write-buffer 0.5.0...
[INFO] checking e-write-buffer-0.5.0 against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] extracting crate e-write-buffer 0.5.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate e-write-buffer 0.5.0 on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate e-write-buffer 0.5.0
[INFO] finished tweaking crates.io crate e-write-buffer 0.5.0
[INFO] tweaked toml for crates.io crate e-write-buffer 0.5.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 440d978f67686859c994ac8606201e17c42dc3c5749c1c91284bc5213d4e4e5e
[INFO] running `Command { std: "docker" "start" "-a" "440d978f67686859c994ac8606201e17c42dc3c5749c1c91284bc5213d4e4e5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "440d978f67686859c994ac8606201e17c42dc3c5749c1c91284bc5213d4e4e5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "440d978f67686859c994ac8606201e17c42dc3c5749c1c91284bc5213d4e4e5e", kill_on_drop: false }`
[INFO] [stdout] 440d978f67686859c994ac8606201e17c42dc3c5749c1c91284bc5213d4e4e5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb1a9d56ed61bc4c5b528b40c9d8a0345cb1f9e0c90d258c69838030fc58ae20
[INFO] running `Command { std: "docker" "start" "-a" "bb1a9d56ed61bc4c5b528b40c9d8a0345cb1f9e0c90d258c69838030fc58ae20", kill_on_drop: false }`
[INFO] [stderr]     Checking e-write-buffer v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "bb1a9d56ed61bc4c5b528b40c9d8a0345cb1f9e0c90d258c69838030fc58ae20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb1a9d56ed61bc4c5b528b40c9d8a0345cb1f9e0c90d258c69838030fc58ae20", kill_on_drop: false }`
[INFO] [stdout] bb1a9d56ed61bc4c5b528b40c9d8a0345cb1f9e0c90d258c69838030fc58ae20