[INFO] fetching crate base_emoji 1.1.0...
[INFO] testing base_emoji-1.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate base_emoji 1.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate base_emoji 1.1.0 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 base_emoji 1.1.0
[INFO] finished tweaking crates.io crate base_emoji 1.1.0
[INFO] tweaked toml for crates.io crate base_emoji 1.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate base_emoji 1.1.0 already has a lockfile, it will not be regenerated
[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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 59e757f8a4b5c186c7765b874e14336e2427f1add65e8632cfe08fa0b68efcdc
[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" "59e757f8a4b5c186c7765b874e14336e2427f1add65e8632cfe08fa0b68efcdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59e757f8a4b5c186c7765b874e14336e2427f1add65e8632cfe08fa0b68efcdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59e757f8a4b5c186c7765b874e14336e2427f1add65e8632cfe08fa0b68efcdc", kill_on_drop: false }`
[INFO] [stdout] 59e757f8a4b5c186c7765b874e14336e2427f1add65e8632cfe08fa0b68efcdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dd2d11d72f2ea50e9a5fefd6cced2d6ffe98205e8987cf7c31e65c6cbd9fff08
[INFO] running `Command { std: "docker" "start" "-a" "dd2d11d72f2ea50e9a5fefd6cced2d6ffe98205e8987cf7c31e65c6cbd9fff08", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling base_emoji v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.97s
[INFO] running `Command { std: "docker" "inspect" "dd2d11d72f2ea50e9a5fefd6cced2d6ffe98205e8987cf7c31e65c6cbd9fff08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd2d11d72f2ea50e9a5fefd6cced2d6ffe98205e8987cf7c31e65c6cbd9fff08", kill_on_drop: false }`
[INFO] [stdout] dd2d11d72f2ea50e9a5fefd6cced2d6ffe98205e8987cf7c31e65c6cbd9fff08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3865ab98e8d40b5f0383c6003ec6b8c1133da2871f549a573e4fd47da7a3054f
[INFO] running `Command { std: "docker" "start" "-a" "3865ab98e8d40b5f0383c6003ec6b8c1133da2871f549a573e4fd47da7a3054f", kill_on_drop: false }`
[INFO] [stderr]    Compiling base_emoji v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "3865ab98e8d40b5f0383c6003ec6b8c1133da2871f549a573e4fd47da7a3054f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3865ab98e8d40b5f0383c6003ec6b8c1133da2871f549a573e4fd47da7a3054f", kill_on_drop: false }`
[INFO] [stdout] 3865ab98e8d40b5f0383c6003ec6b8c1133da2871f549a573e4fd47da7a3054f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] adce792e51fec3ee3e67da4a31b890b6342ffa065c603ed161983629ac239d86
[INFO] running `Command { std: "docker" "start" "-a" "adce792e51fec3ee3e67da4a31b890b6342ffa065c603ed161983629ac239d86", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/base_emoji-fc27dfc041779ffa
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::from_string ... ok
[INFO] [stdout] test tests::there_and_back_again_all ... ok
[INFO] [stdout] test tests::long ... ok
[INFO] [stdout] test tests::there_and_back_again_single ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/base_emoji-add6324d0d2bb877
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests base_emoji
[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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/lib.rs - to_bytes (line 86) ... ok
[INFO] [stdout] test src/lib.rs - to_string (line 70) ... ok
[INFO] [stdout] test src/lib.rs - to_names (line 98) ... ok
[INFO] [stdout] test src/lib.rs - to_custom (line 109) ... ok
[INFO] [stdout] test src/lib.rs - try_from_str (line 49) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "adce792e51fec3ee3e67da4a31b890b6342ffa065c603ed161983629ac239d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adce792e51fec3ee3e67da4a31b890b6342ffa065c603ed161983629ac239d86", kill_on_drop: false }`
[INFO] [stdout] adce792e51fec3ee3e67da4a31b890b6342ffa065c603ed161983629ac239d86