[INFO] fetching crate imperative-rs 0.3.1...
[INFO] checking imperative-rs-0.3.1 against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] extracting crate imperative-rs 0.3.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate imperative-rs 0.3.1 on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imperative-rs 0.3.1
[INFO] finished tweaking crates.io crate imperative-rs 0.3.1
[INFO] tweaked toml for crates.io crate imperative-rs 0.3.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded imperative-rs-derive v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", 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] 2ad519821ddedf2c3d4b10e3467c915c76330e226b2e2d4bc3e606ccf3b4b191
[INFO] running `Command { std: "docker" "start" "-a" "2ad519821ddedf2c3d4b10e3467c915c76330e226b2e2d4bc3e606ccf3b4b191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ad519821ddedf2c3d4b10e3467c915c76330e226b2e2d4bc3e606ccf3b4b191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ad519821ddedf2c3d4b10e3467c915c76330e226b2e2d4bc3e606ccf3b4b191", kill_on_drop: false }`
[INFO] [stdout] 2ad519821ddedf2c3d4b10e3467c915c76330e226b2e2d4bc3e606ccf3b4b191
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8f153e5fb3c39bc00f8a9344298106cfc16645f9400d9dae6b6a9d928ffcfbb
[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" "d8f153e5fb3c39bc00f8a9344298106cfc16645f9400d9dae6b6a9d928ffcfbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling imperative-rs-derive v0.3.1
[INFO] [stderr]     Checking imperative-rs v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.07s
[INFO] running `Command { std: "docker" "inspect" "d8f153e5fb3c39bc00f8a9344298106cfc16645f9400d9dae6b6a9d928ffcfbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8f153e5fb3c39bc00f8a9344298106cfc16645f9400d9dae6b6a9d928ffcfbb", kill_on_drop: false }`
[INFO] [stdout] d8f153e5fb3c39bc00f8a9344298106cfc16645f9400d9dae6b6a9d928ffcfbb