[INFO] fetching crate yttrium_key_base 0.1.0...
[INFO] testing yttrium_key_base-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate yttrium_key_base 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate yttrium_key_base 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yttrium_key_base 0.1.0
[INFO] finished tweaking crates.io crate yttrium_key_base 0.1.0
[INFO] tweaked toml for crates.io crate yttrium_key_base 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "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] 3b66888b5f0e44b8429c426833b82661dbc50a469b1fa99f16b12e8f2fde0e89
[INFO] running `Command { std: "docker" "start" "-a" "3b66888b5f0e44b8429c426833b82661dbc50a469b1fa99f16b12e8f2fde0e89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b66888b5f0e44b8429c426833b82661dbc50a469b1fa99f16b12e8f2fde0e89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b66888b5f0e44b8429c426833b82661dbc50a469b1fa99f16b12e8f2fde0e89", kill_on_drop: false }`
[INFO] [stdout] 3b66888b5f0e44b8429c426833b82661dbc50a469b1fa99f16b12e8f2fde0e89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 442854d928b3ab98efc7644be6f986089e878c2a51c7cf7bec2e470bcfab8ae1
[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" "442854d928b3ab98efc7644be6f986089e878c2a51c7cf7bec2e470bcfab8ae1", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling serenity v0.9.3
[INFO] [stderr]    Compiling yttrium_key_base v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.20s
[INFO] running `Command { std: "docker" "inspect" "442854d928b3ab98efc7644be6f986089e878c2a51c7cf7bec2e470bcfab8ae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "442854d928b3ab98efc7644be6f986089e878c2a51c7cf7bec2e470bcfab8ae1", kill_on_drop: false }`
[INFO] [stdout] 442854d928b3ab98efc7644be6f986089e878c2a51c7cf7bec2e470bcfab8ae1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--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] 756299cc16f85612a75fb33f355ac4b6c9f2be38d6c283d9abbf4e12073badf0
[INFO] running `Command { std: "docker" "start" "-a" "756299cc16f85612a75fb33f355ac4b6c9f2be38d6c283d9abbf4e12073badf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling yttrium_key_base v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.97s
[INFO] running `Command { std: "docker" "inspect" "756299cc16f85612a75fb33f355ac4b6c9f2be38d6c283d9abbf4e12073badf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "756299cc16f85612a75fb33f355ac4b6c9f2be38d6c283d9abbf4e12073badf0", kill_on_drop: false }`
[INFO] [stdout] 756299cc16f85612a75fb33f355ac4b6c9f2be38d6c283d9abbf4e12073badf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "test" "--frozen", 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] d7096e437dbb2558e698a7b2c3d08d08da536e2179f49ad7f7647bf69f62e0bf
[INFO] running `Command { std: "docker" "start" "-a" "d7096e437dbb2558e698a7b2c3d08d08da536e2179f49ad7f7647bf69f62e0bf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/yttrium_key_base-b2b4283f0ed2f0f5
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test databases::tests::simple_database ... ok
[INFO] [stdout] test databases::tests::simple_manager ... ok
[INFO] [stdout] test regexes::tests::id_regex ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests yttrium_key_base
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d7096e437dbb2558e698a7b2c3d08d08da536e2179f49ad7f7647bf69f62e0bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7096e437dbb2558e698a7b2c3d08d08da536e2179f49ad7f7647bf69f62e0bf", kill_on_drop: false }`
[INFO] [stdout] d7096e437dbb2558e698a7b2c3d08d08da536e2179f49ad7f7647bf69f62e0bf