[INFO] fetching crate httlib-huffman 0.3.3...
[INFO] checking httlib-huffman-0.3.3 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate httlib-huffman 0.3.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate httlib-huffman 0.3.3 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate httlib-huffman 0.3.3
[INFO] finished tweaking crates.io crate httlib-huffman 0.3.3
[INFO] tweaked toml for crates.io crate httlib-huffman 0.3.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate httlib-huffman 0.3.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 712e530e48636fec348eb3f6a4e1c92ca4b5585135cd80655571bf40e463c6d1
[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" "712e530e48636fec348eb3f6a4e1c92ca4b5585135cd80655571bf40e463c6d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "712e530e48636fec348eb3f6a4e1c92ca4b5585135cd80655571bf40e463c6d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "712e530e48636fec348eb3f6a4e1c92ca4b5585135cd80655571bf40e463c6d1", kill_on_drop: false }`
[INFO] [stdout] 712e530e48636fec348eb3f6a4e1c92ca4b5585135cd80655571bf40e463c6d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32b6f8925b21ba5b9403caa460690753cb96af2f48218b6e1531bb558c983449
[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" "32b6f8925b21ba5b9403caa460690753cb96af2f48218b6e1531bb558c983449", kill_on_drop: false }`
[INFO] [stderr]     Checking httlib-huffman v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "32b6f8925b21ba5b9403caa460690753cb96af2f48218b6e1531bb558c983449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32b6f8925b21ba5b9403caa460690753cb96af2f48218b6e1531bb558c983449", kill_on_drop: false }`
[INFO] [stdout] 32b6f8925b21ba5b9403caa460690753cb96af2f48218b6e1531bb558c983449