[INFO] fetching crate yttrium_key_base 1.0.0...
[INFO] checking yttrium_key_base-1.0.0 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate yttrium_key_base 1.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate yttrium_key_base 1.0.0 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yttrium_key_base 1.0.0
[INFO] finished tweaking crates.io crate yttrium_key_base 1.0.0
[INFO] tweaked toml for crates.io crate yttrium_key_base 1.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d02ef47e4e698f24e77e3446b3a1e6ede2395d7f29a84e39be07117aa88ee70
[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" "8d02ef47e4e698f24e77e3446b3a1e6ede2395d7f29a84e39be07117aa88ee70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d02ef47e4e698f24e77e3446b3a1e6ede2395d7f29a84e39be07117aa88ee70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d02ef47e4e698f24e77e3446b3a1e6ede2395d7f29a84e39be07117aa88ee70", kill_on_drop: false }`
[INFO] [stdout] 8d02ef47e4e698f24e77e3446b3a1e6ede2395d7f29a84e39be07117aa88ee70
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--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] 8619efd8729fb910a807bdf63bf34f0d177b315e0e5f538cd4786dfdf418ed71
[INFO] running `Command { std: "docker" "start" "-a" "8619efd8729fb910a807bdf63bf34f0d177b315e0e5f538cd4786dfdf418ed71", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serenity v0.10.4
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]    Compiling tokio v1.3.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking http-body v0.4.1
[INFO] [stderr]     Checking mio v0.7.10
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking webpki-roots v0.21.0
[INFO] [stderr]    Compiling command_attr v0.3.4
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking tokio-util v0.6.4
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking async-tungstenite v0.11.0
[INFO] [stderr]     Checking h2 v0.3.1
[INFO] [stderr]     Checking hyper v0.14.4
[INFO] [stderr]     Checking hyper-rustls v0.22.1
[INFO] [stderr]     Checking reqwest v0.11.2
[INFO] [stderr]     Checking yttrium_key_base v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "8619efd8729fb910a807bdf63bf34f0d177b315e0e5f538cd4786dfdf418ed71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8619efd8729fb910a807bdf63bf34f0d177b315e0e5f538cd4786dfdf418ed71", kill_on_drop: false }`
[INFO] [stdout] 8619efd8729fb910a807bdf63bf34f0d177b315e0e5f538cd4786dfdf418ed71