[INFO] fetching crate warmth 0.2.0...
[INFO] checking warmth-0.2.0 against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] extracting crate warmth 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate warmth 0.2.0 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 warmth 0.2.0
[INFO] finished tweaking crates.io crate warmth 0.2.0
[INFO] tweaked toml for crates.io crate warmth 0.2.0 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 earmuffs v0.1.0
[INFO] [stderr]   Downloaded parka v0.1.0
[INFO] [stderr]   Downloaded snowgoggles v0.1.1
[INFO] [stderr]   Downloaded booties v0.1.1
[INFO] [stderr]   Downloaded fluff v0.1.1
[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] 31f8f1c7e9aa34b92d7f46a1a24d298ddd1fcff274edd2b4e5794b31d7645700
[INFO] running `Command { std: "docker" "start" "-a" "31f8f1c7e9aa34b92d7f46a1a24d298ddd1fcff274edd2b4e5794b31d7645700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31f8f1c7e9aa34b92d7f46a1a24d298ddd1fcff274edd2b4e5794b31d7645700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f8f1c7e9aa34b92d7f46a1a24d298ddd1fcff274edd2b4e5794b31d7645700", kill_on_drop: false }`
[INFO] [stdout] 31f8f1c7e9aa34b92d7f46a1a24d298ddd1fcff274edd2b4e5794b31d7645700
[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] 3dc48b05c328b75e4350372c2998150ed4b1d9dc8ac6e6b06370bd2075027f68
[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" "3dc48b05c328b75e4350372c2998150ed4b1d9dc8ac6e6b06370bd2075027f68", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking earmuffs v0.1.0
[INFO] [stderr]     Checking snowgoggles v0.1.1
[INFO] [stderr]     Checking parka v0.1.0
[INFO] [stderr]     Checking booties v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking fluff v0.1.1
[INFO] [stderr]     Checking warmth v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.77s
[INFO] running `Command { std: "docker" "inspect" "3dc48b05c328b75e4350372c2998150ed4b1d9dc8ac6e6b06370bd2075027f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dc48b05c328b75e4350372c2998150ed4b1d9dc8ac6e6b06370bd2075027f68", kill_on_drop: false }`
[INFO] [stdout] 3dc48b05c328b75e4350372c2998150ed4b1d9dc8ac6e6b06370bd2075027f68