[INFO] cloning repository https://github.com/MrCh1ppy/chat_room_2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MrCh1ppy/chat_room_2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMrCh1ppy%2Fchat_room_2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMrCh1ppy%2Fchat_room_2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ddbcfb998da7410eb7a253d3ee7234c3730d3cf8
[INFO] testing MrCh1ppy/chat_room_2 against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMrCh1ppy%2Fchat_room_2" "/workspace/builds/worker-42/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-42/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MrCh1ppy/chat_room_2 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MrCh1ppy/chat_room_2
[INFO] finished tweaking git repo https://github.com/MrCh1ppy/chat_room_2
[INFO] tweaked toml for git repo https://github.com/MrCh1ppy/chat_room_2 written to /workspace/builds/worker-42/source/Cargo.toml
[INFO] crate git repo https://github.com/MrCh1ppy/chat_room_2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b5b3b616867428560d9974be9f3d9ca70ddb1944f9b123e74721ca6808d38b6
[INFO] running `Command { std: "docker" "start" "-a" "5b5b3b616867428560d9974be9f3d9ca70ddb1944f9b123e74721ca6808d38b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b5b3b616867428560d9974be9f3d9ca70ddb1944f9b123e74721ca6808d38b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b5b3b616867428560d9974be9f3d9ca70ddb1944f9b123e74721ca6808d38b6", kill_on_drop: false }`
[INFO] [stdout] 5b5b3b616867428560d9974be9f3d9ca70ddb1944f9b123e74721ca6808d38b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09e6dbfbed3a1b006a976a465e35049fb24c9634c8fde5e275a0522563e85798
[INFO] running `Command { std: "docker" "start" "-a" "09e6dbfbed3a1b006a976a465e35049fb24c9634c8fde5e275a0522563e85798", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.114
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling chat_room_2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `from`
[INFO] [stdout]   --> src/lib.rs:21:16
[INFO] [stdout]    |
[INFO] [stdout] 21 |         pub fn from(&self) -> &str {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to`
[INFO] [stdout]   --> src/lib.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |         pub fn to(&self) -> &str {
[INFO] [stdout]    |                ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.13s
[INFO] running `Command { std: "docker" "inspect" "09e6dbfbed3a1b006a976a465e35049fb24c9634c8fde5e275a0522563e85798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09e6dbfbed3a1b006a976a465e35049fb24c9634c8fde5e275a0522563e85798", kill_on_drop: false }`
[INFO] [stdout] 09e6dbfbed3a1b006a976a465e35049fb24c9634c8fde5e275a0522563e85798
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acc7f30a62f54085c6f3017ff8b47e0ec92a8630d9362063938338642b478aa3
[INFO] running `Command { std: "docker" "start" "-a" "acc7f30a62f54085c6f3017ff8b47e0ec92a8630d9362063938338642b478aa3", kill_on_drop: false }`
[INFO] [stdout] warning: associated function is never used: `from`
[INFO] [stdout]   --> src/lib.rs:21:16
[INFO] [stdout]    |
[INFO] [stdout] 21 |         pub fn from(&self) -> &str {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to`
[INFO] [stdout]   --> src/lib.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |         pub fn to(&self) -> &str {
[INFO] [stdout]    |                ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling chat_room_2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `from`
[INFO] [stdout]   --> src/lib.rs:21:16
[INFO] [stdout]    |
[INFO] [stdout] 21 |         pub fn from(&self) -> &str {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to`
[INFO] [stdout]   --> src/lib.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |         pub fn to(&self) -> &str {
[INFO] [stdout]    |                ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "acc7f30a62f54085c6f3017ff8b47e0ec92a8630d9362063938338642b478aa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acc7f30a62f54085c6f3017ff8b47e0ec92a8630d9362063938338642b478aa3", kill_on_drop: false }`
[INFO] [stdout] acc7f30a62f54085c6f3017ff8b47e0ec92a8630d9362063938338642b478aa3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 594d84e323a2e2fbfa9529eb852b3a2f371a73c2deb3d41164c54ad2cae1f928
[INFO] running `Command { std: "docker" "start" "-a" "594d84e323a2e2fbfa9529eb852b3a2f371a73c2deb3d41164c54ad2cae1f928", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `from`
[INFO] [stderr]   --> src/lib.rs:21:16
[INFO] [stderr]    |
[INFO] [stderr] 21 |         pub fn from(&self) -> &str {
[INFO] [stderr]    |                ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `to`
[INFO] [stderr]   --> src/lib.rs:25:16
[INFO] [stderr]    |
[INFO] [stderr] 25 |         pub fn to(&self) -> &str {
[INFO] [stderr]    |                ^^
[INFO] [stderr] 
[INFO] [stderr] warning: `chat_room_2` (lib) generated 2 warnings
[INFO] [stderr] warning: `chat_room_2` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chat_room_2-d23d30a2971d45e3)
[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]      Running unittests (/opt/rustwide/target/debug/deps/chat_room_2-471938830f0ee055)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chat_room_2
[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] [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" "594d84e323a2e2fbfa9529eb852b3a2f371a73c2deb3d41164c54ad2cae1f928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "594d84e323a2e2fbfa9529eb852b3a2f371a73c2deb3d41164c54ad2cae1f928", kill_on_drop: false }`
[INFO] [stdout] 594d84e323a2e2fbfa9529eb852b3a2f371a73c2deb3d41164c54ad2cae1f928