[INFO] fetching crate yttrium_std_hasrole 0.1.0...
[INFO] testing yttrium_std_hasrole-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate yttrium_std_hasrole 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate yttrium_std_hasrole 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yttrium_std_hasrole 0.1.0
[INFO] finished tweaking crates.io crate yttrium_std_hasrole 0.1.0
[INFO] tweaked toml for crates.io crate yttrium_std_hasrole 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0905b6f2960d7efa58643aa50673f80c5d8fad61dbe93d60ce5d914dc0f89245
[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" "0905b6f2960d7efa58643aa50673f80c5d8fad61dbe93d60ce5d914dc0f89245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0905b6f2960d7efa58643aa50673f80c5d8fad61dbe93d60ce5d914dc0f89245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0905b6f2960d7efa58643aa50673f80c5d8fad61dbe93d60ce5d914dc0f89245", kill_on_drop: false }`
[INFO] [stdout] 0905b6f2960d7efa58643aa50673f80c5d8fad61dbe93d60ce5d914dc0f89245
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f07b82f286c481484f2eea3dcf6caba3d41a91fb8f66cab4946e21b22c5dbed8
[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" "f07b82f286c481484f2eea3dcf6caba3d41a91fb8f66cab4946e21b22c5dbed8", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling serenity v0.9.3
[INFO] [stderr]    Compiling yttrium_key_base v0.1.0
[INFO] [stderr]    Compiling yttrium_std_hasrole v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.84s
[INFO] running `Command { std: "docker" "inspect" "f07b82f286c481484f2eea3dcf6caba3d41a91fb8f66cab4946e21b22c5dbed8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f07b82f286c481484f2eea3dcf6caba3d41a91fb8f66cab4946e21b22c5dbed8", kill_on_drop: false }`
[INFO] [stdout] f07b82f286c481484f2eea3dcf6caba3d41a91fb8f66cab4946e21b22c5dbed8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c341a15483b7395762359db442e1d3fcd6fef060e8b5580ab84c338ac355bfd0
[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" "c341a15483b7395762359db442e1d3fcd6fef060e8b5580ab84c338ac355bfd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling yttrium_std_hasrole v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "c341a15483b7395762359db442e1d3fcd6fef060e8b5580ab84c338ac355bfd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c341a15483b7395762359db442e1d3fcd6fef060e8b5580ab84c338ac355bfd0", kill_on_drop: false }`
[INFO] [stdout] c341a15483b7395762359db442e1d3fcd6fef060e8b5580ab84c338ac355bfd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ae064bcf57986d2167d96d904374826bac79de7b384a3700d74a2ce5acc4c2de
[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" "ae064bcf57986d2167d96d904374826bac79de7b384a3700d74a2ce5acc4c2de", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/yttrium_std_hasrole-93639f75f8102ad5
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests yttrium_std_hasrole
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ae064bcf57986d2167d96d904374826bac79de7b384a3700d74a2ce5acc4c2de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae064bcf57986d2167d96d904374826bac79de7b384a3700d74a2ce5acc4c2de", kill_on_drop: false }`
[INFO] [stdout] ae064bcf57986d2167d96d904374826bac79de7b384a3700d74a2ce5acc4c2de