[INFO] fetching crate yttrium_std_role 0.1.0...
[INFO] testing yttrium_std_role-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate yttrium_std_role 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate yttrium_std_role 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_std_role 0.1.0
[INFO] finished tweaking crates.io crate yttrium_std_role 0.1.0
[INFO] tweaked toml for crates.io crate yttrium_std_role 0.1.0 written to /workspace/builds/worker-5/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] [stderr]     Blocking waiting for file lock on package cache
[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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6b5081535b81ffc76bd779d2cba010fdc7806bba715fa3c8dc70c2c66105263
[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" "f6b5081535b81ffc76bd779d2cba010fdc7806bba715fa3c8dc70c2c66105263", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6b5081535b81ffc76bd779d2cba010fdc7806bba715fa3c8dc70c2c66105263", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6b5081535b81ffc76bd779d2cba010fdc7806bba715fa3c8dc70c2c66105263", kill_on_drop: false }`
[INFO] [stdout] f6b5081535b81ffc76bd779d2cba010fdc7806bba715fa3c8dc70c2c66105263
[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" "+beta-2021-01-01" "build" "--frozen" "--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] a9bb735a4a611316d7106168f80bd5649354bdac4663273739d3f6d9089485b1
[INFO] running `Command { std: "docker" "start" "-a" "a9bb735a4a611316d7106168f80bd5649354bdac4663273739d3f6d9089485b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling serenity v0.9.3
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling uwl v0.6.0
[INFO] [stderr]    Compiling typemap_rev v0.1.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling input_buffer v0.3.1
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling command_attr v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling sha-1 v0.9.2
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling rustls v0.18.1
[INFO] [stderr]    Compiling webpki-roots v0.20.0
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling tokio-rustls v0.14.1
[INFO] [stderr]    Compiling async-tungstenite v0.9.3
[INFO] [stderr]    Compiling hyper v0.13.9
[INFO] [stderr]    Compiling hyper-rustls v0.21.0
[INFO] [stderr]    Compiling reqwest v0.10.10
[INFO] [stderr]    Compiling yttrium_key_base v0.1.0
[INFO] [stderr]    Compiling yttrium_std_role v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 13s
[INFO] running `Command { std: "docker" "inspect" "a9bb735a4a611316d7106168f80bd5649354bdac4663273739d3f6d9089485b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9bb735a4a611316d7106168f80bd5649354bdac4663273739d3f6d9089485b1", kill_on_drop: false }`
[INFO] [stdout] a9bb735a4a611316d7106168f80bd5649354bdac4663273739d3f6d9089485b1
[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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2618b12a5e4e60cc924be2255e9caedb0470b00652810ff93ae7456c4f1ee3d
[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" "e2618b12a5e4e60cc924be2255e9caedb0470b00652810ff93ae7456c4f1ee3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling yttrium_std_role v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "e2618b12a5e4e60cc924be2255e9caedb0470b00652810ff93ae7456c4f1ee3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2618b12a5e4e60cc924be2255e9caedb0470b00652810ff93ae7456c4f1ee3d", kill_on_drop: false }`
[INFO] [stdout] e2618b12a5e4e60cc924be2255e9caedb0470b00652810ff93ae7456c4f1ee3d
[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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b2951dc003123813bb7a4bb447e4839b391d6fe5d9f6073c4dc0446a548e6aee
[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" "b2951dc003123813bb7a4bb447e4839b391d6fe5d9f6073c4dc0446a548e6aee", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/yttrium_std_role-fa8bc71fc6a09773
[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] [stderr]    Doc-tests yttrium_std_role
[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" "b2951dc003123813bb7a4bb447e4839b391d6fe5d9f6073c4dc0446a548e6aee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2951dc003123813bb7a4bb447e4839b391d6fe5d9f6073c4dc0446a548e6aee", kill_on_drop: false }`
[INFO] [stdout] b2951dc003123813bb7a4bb447e4839b391d6fe5d9f6073c4dc0446a548e6aee