[INFO] fetching crate listenbrainz-rust 0.2.2...
[INFO] testing listenbrainz-rust-0.2.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate listenbrainz-rust 0.2.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate listenbrainz-rust 0.2.2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate listenbrainz-rust 0.2.2
[INFO] finished tweaking crates.io crate listenbrainz-rust 0.2.2
[INFO] tweaked toml for crates.io crate listenbrainz-rust 0.2.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29f8c74e327e215e058e4cd1cb5ed813b1605834f5fe90b585ec751a4a197a5d
[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" "29f8c74e327e215e058e4cd1cb5ed813b1605834f5fe90b585ec751a4a197a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29f8c74e327e215e058e4cd1cb5ed813b1605834f5fe90b585ec751a4a197a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29f8c74e327e215e058e4cd1cb5ed813b1605834f5fe90b585ec751a4a197a5d", kill_on_drop: false }`
[INFO] [stdout] 29f8c74e327e215e058e4cd1cb5ed813b1605834f5fe90b585ec751a4a197a5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b806c0a326602a2b95df781c9d93c94383a3a60484b91e32bd8331e4b74aa96b
[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" "b806c0a326602a2b95df781c9d93c94383a3a60484b91e32bd8331e4b74aa96b", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling httparse v1.7.0
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling miniz_oxide v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling flate2 v1.0.23
[INFO] [stderr]    Compiling publicsuffix v1.5.6
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling reqwest v0.9.24
[INFO] [stderr]    Compiling listenbrainz-rust v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `MAX_LISTEN_SIZE`
[INFO] [stdout]  --> src/constants.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const MAX_LISTEN_SIZE: i32 = 10240;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_ITEMS_PER_GET`
[INFO] [stdout]  --> src/constants.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const MAX_ITEMS_PER_GET: i32 = 100;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DEFAULT_ITEMS_PER_GET`
[INFO] [stdout]  --> src/constants.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const DEFAULT_ITEMS_PER_GET: i32 = 25;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_TAGS_PER_LISTEN`
[INFO] [stdout]  --> src/constants.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const MAX_TAGS_PER_LISTEN: i32 = 50;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_TAG_SIZE`
[INFO] [stdout]  --> src/constants.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const MAX_TAG_SIZE: i32 = 64;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 31s
[INFO] running `Command { std: "docker" "inspect" "b806c0a326602a2b95df781c9d93c94383a3a60484b91e32bd8331e4b74aa96b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b806c0a326602a2b95df781c9d93c94383a3a60484b91e32bd8331e4b74aa96b", kill_on_drop: false }`
[INFO] [stdout] b806c0a326602a2b95df781c9d93c94383a3a60484b91e32bd8331e4b74aa96b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9db4d8d310c71dc219eb1643fbf0ada86fc02f824c91596a57e6163f37d7d4e
[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" "f9db4d8d310c71dc219eb1643fbf0ada86fc02f824c91596a57e6163f37d7d4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling listenbrainz-rust v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `MAX_LISTEN_SIZE`
[INFO] [stdout]  --> src/constants.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const MAX_LISTEN_SIZE: i32 = 10240;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_ITEMS_PER_GET`
[INFO] [stdout]  --> src/constants.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const MAX_ITEMS_PER_GET: i32 = 100;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DEFAULT_ITEMS_PER_GET`
[INFO] [stdout]  --> src/constants.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const DEFAULT_ITEMS_PER_GET: i32 = 25;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_TAGS_PER_LISTEN`
[INFO] [stdout]  --> src/constants.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const MAX_TAGS_PER_LISTEN: i32 = 50;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_TAG_SIZE`
[INFO] [stdout]  --> src/constants.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const MAX_TAG_SIZE: i32 = 64;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_LISTEN_SIZE`
[INFO] [stdout]  --> src/constants.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const MAX_LISTEN_SIZE: i32 = 10240;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_ITEMS_PER_GET`
[INFO] [stdout]  --> src/constants.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const MAX_ITEMS_PER_GET: i32 = 100;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DEFAULT_ITEMS_PER_GET`
[INFO] [stdout]  --> src/constants.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const DEFAULT_ITEMS_PER_GET: i32 = 25;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_TAGS_PER_LISTEN`
[INFO] [stdout]  --> src/constants.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const MAX_TAGS_PER_LISTEN: i32 = 50;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_TAG_SIZE`
[INFO] [stdout]  --> src/constants.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const MAX_TAG_SIZE: i32 = 64;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "f9db4d8d310c71dc219eb1643fbf0ada86fc02f824c91596a57e6163f37d7d4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9db4d8d310c71dc219eb1643fbf0ada86fc02f824c91596a57e6163f37d7d4e", kill_on_drop: false }`
[INFO] [stdout] f9db4d8d310c71dc219eb1643fbf0ada86fc02f824c91596a57e6163f37d7d4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9362dfaa31cabc15f41c9f10c2ec6aad4046ac8f816925d95457a55d4c87cbeb
[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" "9362dfaa31cabc15f41c9f10c2ec6aad4046ac8f816925d95457a55d4c87cbeb", kill_on_drop: false }`
[INFO] [stderr] warning: constant is never used: `MAX_LISTEN_SIZE`
[INFO] [stderr]  --> src/constants.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub const MAX_LISTEN_SIZE: i32 = 10240;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MAX_ITEMS_PER_GET`
[INFO] [stderr]  --> src/constants.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub const MAX_ITEMS_PER_GET: i32 = 100;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `DEFAULT_ITEMS_PER_GET`
[INFO] [stderr]  --> src/constants.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub const DEFAULT_ITEMS_PER_GET: i32 = 25;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MAX_TAGS_PER_LISTEN`
[INFO] [stderr]  --> src/constants.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub const MAX_TAGS_PER_LISTEN: i32 = 50;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MAX_TAG_SIZE`
[INFO] [stderr]  --> src/constants.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub const MAX_TAG_SIZE: i32 = 64;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `listenbrainz-rust` (lib) generated 5 warnings
[INFO] [stderr] warning: `listenbrainz-rust` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/listenbrainz_rust-547dc2106b0d2a21)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests listenbrainz-rust
[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" "9362dfaa31cabc15f41c9f10c2ec6aad4046ac8f816925d95457a55d4c87cbeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9362dfaa31cabc15f41c9f10c2ec6aad4046ac8f816925d95457a55d4c87cbeb", kill_on_drop: false }`
[INFO] [stdout] 9362dfaa31cabc15f41c9f10c2ec6aad4046ac8f816925d95457a55d4c87cbeb