[INFO] fetching crate ucs2 0.3.2...
[INFO] testing ucs2-0.3.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ucs2 0.3.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ucs2 0.3.2 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 ucs2 0.3.2
[INFO] finished tweaking crates.io crate ucs2 0.3.2
[INFO] tweaked toml for crates.io crate ucs2 0.3.2 written to /workspace/builds/worker-8/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] [stderr]     Blocking waiting for file lock on package cache
[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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 0e0e221d66bf068ba889879e3869a9ee7ab4508c2d7022b8701604930b72e619
[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" "0e0e221d66bf068ba889879e3869a9ee7ab4508c2d7022b8701604930b72e619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e0e221d66bf068ba889879e3869a9ee7ab4508c2d7022b8701604930b72e619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e0e221d66bf068ba889879e3869a9ee7ab4508c2d7022b8701604930b72e619", kill_on_drop: false }`
[INFO] [stdout] 0e0e221d66bf068ba889879e3869a9ee7ab4508c2d7022b8701604930b72e619
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 0b660a7886763ca726022e20e8b22cb219743c4ab3989ee4f12ddbd2ab393f38
[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" "0b660a7886763ca726022e20e8b22cb219743c4ab3989ee4f12ddbd2ab393f38", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling ucs2 v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "0b660a7886763ca726022e20e8b22cb219743c4ab3989ee4f12ddbd2ab393f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b660a7886763ca726022e20e8b22cb219743c4ab3989ee4f12ddbd2ab393f38", kill_on_drop: false }`
[INFO] [stdout] 0b660a7886763ca726022e20e8b22cb219743c4ab3989ee4f12ddbd2ab393f38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 483317e0d123ef3fa109eef00990b91c769da7378116098e1f3e18754083b1ac
[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" "483317e0d123ef3fa109eef00990b91c769da7378116098e1f3e18754083b1ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucs2 v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "483317e0d123ef3fa109eef00990b91c769da7378116098e1f3e18754083b1ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "483317e0d123ef3fa109eef00990b91c769da7378116098e1f3e18754083b1ac", kill_on_drop: false }`
[INFO] [stdout] 483317e0d123ef3fa109eef00990b91c769da7378116098e1f3e18754083b1ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] be83f510d9cd8fcf2d694a4f75cb1bc4f36de72ced15a7a8850abd7d92556c0e
[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" "be83f510d9cd8fcf2d694a4f75cb1bc4f36de72ced15a7a8850abd7d92556c0e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ucs2-96e88e0d438a1bbf
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests ucs2
[INFO] [stdout] test tests::decoding_with ... ok
[INFO] [stdout] test tests::encoding ... ok
[INFO] [stdout] test tests::decoding ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "be83f510d9cd8fcf2d694a4f75cb1bc4f36de72ced15a7a8850abd7d92556c0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be83f510d9cd8fcf2d694a4f75cb1bc4f36de72ced15a7a8850abd7d92556c0e", kill_on_drop: false }`
[INFO] [stdout] be83f510d9cd8fcf2d694a4f75cb1bc4f36de72ced15a7a8850abd7d92556c0e