[INFO] fetching crate nails-example 0.12.0...
[INFO] testing nails-example-0.12.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate nails-example 0.12.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate nails-example 0.12.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nails-example 0.12.0
[INFO] finished tweaking crates.io crate nails-example 0.12.0
[INFO] tweaked toml for crates.io crate nails-example 0.12.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate nails-example 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-sink v0.3.12
[INFO] [stderr]   Downloaded futures v0.3.12
[INFO] [stderr]   Downloaded futures-macro v0.3.12
[INFO] [stderr]   Downloaded miow v0.3.6
[INFO] [stderr]   Downloaded once_cell v1.5.2
[INFO] [stderr]   Downloaded futures-io v0.3.12
[INFO] [stderr]   Downloaded futures-task v0.3.12
[INFO] [stderr]   Downloaded futures-util v0.3.12
[INFO] [stderr]   Downloaded futures-channel v0.3.12
[INFO] [stderr]   Downloaded mio v0.7.7
[INFO] [stderr]   Downloaded futures-core v0.3.12
[INFO] [stderr]   Downloaded thread_local v1.1.0
[INFO] [stderr]   Downloaded env_logger v0.8.2
[INFO] [stderr]   Downloaded futures-executor v0.3.12
[INFO] [stderr]   Downloaded tokio-macros v1.0.0
[INFO] [stderr]   Downloaded pin-project-lite v0.2.4
[INFO] [stderr]   Downloaded tokio-util v0.6.1
[INFO] [stderr]   Downloaded tokio v1.0.2
[INFO] [stderr]   Downloaded tokio-stream v0.1.2
[INFO] [stderr]   Downloaded nails-fork v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d20162e8bbdeb81e9210a67b2fc2143a6cebf40bd307b482bb02f6d6b3954eee
[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" "d20162e8bbdeb81e9210a67b2fc2143a6cebf40bd307b482bb02f6d6b3954eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d20162e8bbdeb81e9210a67b2fc2143a6cebf40bd307b482bb02f6d6b3954eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d20162e8bbdeb81e9210a67b2fc2143a6cebf40bd307b482bb02f6d6b3954eee", kill_on_drop: false }`
[INFO] [stdout] d20162e8bbdeb81e9210a67b2fc2143a6cebf40bd307b482bb02f6d6b3954eee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd7ee97aef041dc07604f400aa9b6667cb3ea2425be35e28525fe796db4c9ef3
[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" "dd7ee97aef041dc07604f400aa9b6667cb3ea2425be35e28525fe796db4c9ef3", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-io v0.3.12
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling futures-task v0.3.12
[INFO] [stderr]    Compiling futures-channel v0.3.12
[INFO] [stderr]    Compiling tokio v1.0.2
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling thread_local v1.1.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling mio v0.7.7
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]    Compiling futures-util v0.3.12
[INFO] [stderr]    Compiling tokio-stream v0.1.2
[INFO] [stderr]    Compiling futures-executor v0.3.12
[INFO] [stderr]    Compiling tokio-util v0.6.1
[INFO] [stderr]    Compiling futures v0.3.12
[INFO] [stderr]    Compiling nails v0.12.0
[INFO] [stderr]    Compiling nails-fork v0.12.0
[INFO] [stderr]    Compiling nails-example v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.06s
[INFO] running `Command { std: "docker" "inspect" "dd7ee97aef041dc07604f400aa9b6667cb3ea2425be35e28525fe796db4c9ef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7ee97aef041dc07604f400aa9b6667cb3ea2425be35e28525fe796db4c9ef3", kill_on_drop: false }`
[INFO] [stdout] dd7ee97aef041dc07604f400aa9b6667cb3ea2425be35e28525fe796db4c9ef3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0a427dcef09ab4a80249fdb62d2492739866376b716af975ac41b1a2e07f9e54
[INFO] running `Command { std: "docker" "start" "-a" "0a427dcef09ab4a80249fdb62d2492739866376b716af975ac41b1a2e07f9e54", kill_on_drop: false }`
[INFO] [stderr]    Compiling nails-example v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "0a427dcef09ab4a80249fdb62d2492739866376b716af975ac41b1a2e07f9e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a427dcef09ab4a80249fdb62d2492739866376b716af975ac41b1a2e07f9e54", kill_on_drop: false }`
[INFO] [stdout] 0a427dcef09ab4a80249fdb62d2492739866376b716af975ac41b1a2e07f9e54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d255ce242f0375f1b9c04e3d5a41a47e5a26c5b12b17adbfc3e8d111f7d13d4e
[INFO] running `Command { std: "docker" "start" "-a" "d255ce242f0375f1b9c04e3d5a41a47e5a26c5b12b17adbfc3e8d111f7d13d4e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nails_example-7d98d604f85b7cc9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d255ce242f0375f1b9c04e3d5a41a47e5a26c5b12b17adbfc3e8d111f7d13d4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d255ce242f0375f1b9c04e3d5a41a47e5a26c5b12b17adbfc3e8d111f7d13d4e", kill_on_drop: false }`
[INFO] [stdout] d255ce242f0375f1b9c04e3d5a41a47e5a26c5b12b17adbfc3e8d111f7d13d4e