[INFO] fetching crate iofs 0.0.8...
[INFO] checking iofs-0.0.8 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate iofs 0.0.8 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate iofs 0.0.8 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iofs 0.0.8
[INFO] finished tweaking crates.io crate iofs 0.0.8
[INFO] tweaked toml for crates.io crate iofs 0.0.8 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate iofs 0.0.8 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustls-pemfile v1.0.3
[INFO] [stderr]   Downloaded pin-project v1.1.2
[INFO] [stderr]   Downloaded pin-project-internal v1.1.2
[INFO] [stderr]   Downloaded serde v1.0.174
[INFO] [stderr]   Downloaded warp v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bcc87d4d536688058a1b51796363d9190aaacd61f54f549942865dfb7ef503ae
[INFO] running `Command { std: "docker" "start" "-a" "bcc87d4d536688058a1b51796363d9190aaacd61f54f549942865dfb7ef503ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcc87d4d536688058a1b51796363d9190aaacd61f54f549942865dfb7ef503ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcc87d4d536688058a1b51796363d9190aaacd61f54f549942865dfb7ef503ae", kill_on_drop: false }`
[INFO] [stdout] bcc87d4d536688058a1b51796363d9190aaacd61f54f549942865dfb7ef503ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a052edfe4cd8225e2d7fe197ae0e7cc7b5bc55f8f35acea51317c3dbefaa800
[INFO] running `Command { std: "docker" "start" "-a" "8a052edfe4cd8225e2d7fe197ae0e7cc7b5bc55f8f35acea51317c3dbefaa800", kill_on_drop: false }`
[INFO] [stderr]     Checking iofs v0.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "8a052edfe4cd8225e2d7fe197ae0e7cc7b5bc55f8f35acea51317c3dbefaa800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a052edfe4cd8225e2d7fe197ae0e7cc7b5bc55f8f35acea51317c3dbefaa800", kill_on_drop: false }`
[INFO] [stdout] 8a052edfe4cd8225e2d7fe197ae0e7cc7b5bc55f8f35acea51317c3dbefaa800