[INFO] fetching crate httlib-h2 0.0.0...
[INFO] checking httlib-h2-0.0.0 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate httlib-h2 0.0.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate httlib-h2 0.0.0 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate httlib-h2 0.0.0
[INFO] finished tweaking crates.io crate httlib-h2 0.0.0
[INFO] tweaked toml for crates.io crate httlib-h2 0.0.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate httlib-h2 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+7b3565da729099dbe807466fcd118fb2815986e0" "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] 735ec2f802151d49897d7ec23e54d5ee94cf96d9b9b51ed0e1b35caa3b128671
[INFO] running `Command { std: "docker" "start" "-a" "735ec2f802151d49897d7ec23e54d5ee94cf96d9b9b51ed0e1b35caa3b128671", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "735ec2f802151d49897d7ec23e54d5ee94cf96d9b9b51ed0e1b35caa3b128671", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "735ec2f802151d49897d7ec23e54d5ee94cf96d9b9b51ed0e1b35caa3b128671", kill_on_drop: false }`
[INFO] [stdout] 735ec2f802151d49897d7ec23e54d5ee94cf96d9b9b51ed0e1b35caa3b128671
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eaea31f614f2fb9c28f0683393fb236d227d2a6c17a7b888cc634c0e3012e725
[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" "eaea31f614f2fb9c28f0683393fb236d227d2a6c17a7b888cc634c0e3012e725", kill_on_drop: false }`
[INFO] [stderr]     Checking httlib-h2 v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "eaea31f614f2fb9c28f0683393fb236d227d2a6c17a7b888cc634c0e3012e725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaea31f614f2fb9c28f0683393fb236d227d2a6c17a7b888cc634c0e3012e725", kill_on_drop: false }`
[INFO] [stdout] eaea31f614f2fb9c28f0683393fb236d227d2a6c17a7b888cc634c0e3012e725