[INFO] cloning repository https://github.com/rainy-me/emo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rainy-me/emo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frainy-me%2Femo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frainy-me%2Femo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9acdf6e1e05b667933511b86b5d57332f79a20d
[INFO] testing rainy-me/emo against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frainy-me%2Femo" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rainy-me/emo 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 git repo https://github.com/rainy-me/emo
[INFO] finished tweaking git repo https://github.com/rainy-me/emo
[INFO] tweaked toml for git repo https://github.com/rainy-me/emo written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/rainy-me/emo 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 429dcbe1d79ed1c9d34169a4b521faedc4506922bd72c5ce8d0beaa747001600
[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" "429dcbe1d79ed1c9d34169a4b521faedc4506922bd72c5ce8d0beaa747001600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "429dcbe1d79ed1c9d34169a4b521faedc4506922bd72c5ce8d0beaa747001600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "429dcbe1d79ed1c9d34169a4b521faedc4506922bd72c5ce8d0beaa747001600", kill_on_drop: false }`
[INFO] [stdout] 429dcbe1d79ed1c9d34169a4b521faedc4506922bd72c5ce8d0beaa747001600
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 99988342f2307ded15aeb63c0ce4832f051eaddb75d7922d0dc68a4e16816cb3
[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" "99988342f2307ded15aeb63c0ce4832f051eaddb75d7922d0dc68a4e16816cb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling regex-syntax v0.6.13
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling tui v0.8.0
[INFO] [stderr]    Compiling backtrace v0.3.42
[INFO] [stderr]    Compiling regex v1.3.3
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling emo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/emoji/build.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 14 |       (emoji, name) => format!("{}|{}\n", emoji, name),
[INFO] [stdout]    |       ------------- matches any value
[INFO] [stdout] 15 |       _ => "".to_string(),
[INFO] [stdout]    |       ^ unreachable pattern
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input_handle`
[INFO] [stdout]   --> src/util/event.rs:22:3
[INFO] [stdout]    |
[INFO] [stdout] 22 |   input_handle: thread::JoinHandle<()>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ignore_exit_key`
[INFO] [stdout]   --> src/util/event.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   ignore_exit_key: Arc<AtomicBool>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tick_handle`
[INFO] [stdout]   --> src/util/event.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 |   tick_handle: thread::JoinHandle<()>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "99988342f2307ded15aeb63c0ce4832f051eaddb75d7922d0dc68a4e16816cb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99988342f2307ded15aeb63c0ce4832f051eaddb75d7922d0dc68a4e16816cb3", kill_on_drop: false }`
[INFO] [stdout] 99988342f2307ded15aeb63c0ce4832f051eaddb75d7922d0dc68a4e16816cb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] c3292aeef202e6f2eb5d458c45a7332bd0ba07c52ebb60f134eba5e541e4dfa7
[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" "c3292aeef202e6f2eb5d458c45a7332bd0ba07c52ebb60f134eba5e541e4dfa7", kill_on_drop: false }`
[INFO] [stderr]    Compiling emo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/emoji/build.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 14 |       (emoji, name) => format!("{}|{}\n", emoji, name),
[INFO] [stdout]    |       ------------- matches any value
[INFO] [stdout] 15 |       _ => "".to_string(),
[INFO] [stdout]    |       ^ unreachable pattern
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input_handle`
[INFO] [stdout]   --> src/util/event.rs:22:3
[INFO] [stdout]    |
[INFO] [stdout] 22 |   input_handle: thread::JoinHandle<()>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ignore_exit_key`
[INFO] [stdout]   --> src/util/event.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   ignore_exit_key: Arc<AtomicBool>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tick_handle`
[INFO] [stdout]   --> src/util/event.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 |   tick_handle: thread::JoinHandle<()>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "c3292aeef202e6f2eb5d458c45a7332bd0ba07c52ebb60f134eba5e541e4dfa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3292aeef202e6f2eb5d458c45a7332bd0ba07c52ebb60f134eba5e541e4dfa7", kill_on_drop: false }`
[INFO] [stdout] c3292aeef202e6f2eb5d458c45a7332bd0ba07c52ebb60f134eba5e541e4dfa7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] d365db27067ebdb61abe7232349e85f87f40560834b79f503c6248f135d5a54a
[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" "d365db27067ebdb61abe7232349e85f87f40560834b79f503c6248f135d5a54a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: field is never read: `input_handle`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/util/event.rs:22:3
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 22 |   input_handle: thread::JoinHandle<()>,
[INFO] [stdout] 
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `ignore_exit_key`
[INFO] [stderr]   --> src/util/event.rs:23:3
[INFO] [stderr]    |
[INFO] [stderr] 23 |   ignore_exit_key: Arc<AtomicBool>,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `tick_handle`
[INFO] [stderr]   --> src/util/event.rs:24:3
[INFO] [stderr]    |
[INFO] [stderr] 24 |   tick_handle: thread::JoinHandle<()>,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/emoji/build.rs:15:7
[INFO] [stderr]    |
[INFO] [stderr] 14 |       (emoji, name) => format!("{}|{}\n", emoji, name),
[INFO] [stderr]    |       ------------- matches any value
[INFO] [stderr] 15 |       _ => "".to_string(),
[INFO] [stderr]    |       ^ unreachable pattern
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/emo-a2fe2ece80b2fc16
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/emoji-148077dfd869a4f1
[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" "d365db27067ebdb61abe7232349e85f87f40560834b79f503c6248f135d5a54a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d365db27067ebdb61abe7232349e85f87f40560834b79f503c6248f135d5a54a", kill_on_drop: false }`
[INFO] [stdout] d365db27067ebdb61abe7232349e85f87f40560834b79f503c6248f135d5a54a