[INFO] cloning repository https://github.com/FauxFaux/unsnap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FauxFaux/unsnap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFauxFaux%2Funsnap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFauxFaux%2Funsnap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b05c7f5d40b2d9a3e3dc5bdb8ea0e34f27ad85aa
[INFO] testing FauxFaux/unsnap against 1.52.1 for beta-1.52-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFauxFaux%2Funsnap" "/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/FauxFaux/unsnap on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FauxFaux/unsnap
[INFO] finished tweaking git repo https://github.com/FauxFaux/unsnap
[INFO] tweaked toml for git repo https://github.com/FauxFaux/unsnap written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/FauxFaux/unsnap already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "metadata" "--no-deps" "--format-version=1", 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] adddaaeebb2befa57ef60bb5c7da37dbe4cb51c5eac6c55f126d6f2043ec723d
[INFO] running `Command { std: "docker" "start" "-a" "adddaaeebb2befa57ef60bb5c7da37dbe4cb51c5eac6c55f126d6f2043ec723d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adddaaeebb2befa57ef60bb5c7da37dbe4cb51c5eac6c55f126d6f2043ec723d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adddaaeebb2befa57ef60bb5c7da37dbe4cb51c5eac6c55f126d6f2043ec723d", kill_on_drop: false }`
[INFO] [stdout] adddaaeebb2befa57ef60bb5c7da37dbe4cb51c5eac6c55f126d6f2043ec723d
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "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] a3a5e478ab8dbcc3b412d468ec51ecb9511de2bef613eb384f9f72d42b20c142
[INFO] running `Command { std: "docker" "start" "-a" "a3a5e478ab8dbcc3b412d468ec51ecb9511de2bef613eb384f9f72d42b20c142", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling proc-macro2 v1.0.15
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling result v1.0.0
[INFO] [stderr]    Compiling openssl-sys v0.9.56
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling quick-xml v0.18.1
[INFO] [stderr]    Compiling twoway v0.2.1
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling time-parse v0.2.0
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling subprocess v0.2.4
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling thiserror v1.0.19
[INFO] [stderr]    Compiling pin-project v0.4.17
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling irc-proto v0.14.0
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling h2 v0.2.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling hyper v0.13.5
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling irc v0.14.0
[INFO] [stderr]    Compiling hyper-tls v0.4.1
[INFO] [stderr]    Compiling reqwest v0.10.4
[INFO] [stderr]    Compiling unsnap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `popularity`
[INFO] [stdout]   --> src/titles/spotify.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     popularity: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `disc_number`
[INFO] [stdout]   --> src/titles/spotify.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     disc_number: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `track_number`
[INFO] [stdout]   --> src/titles/spotify.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     track_number: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `artists`
[INFO] [stdout]   --> src/titles/spotify.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     artists: Vec<SpotifyArtist>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/titles/spotify.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `total_tracks`
[INFO] [stdout]   --> src/titles/spotify.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 |     total_tracks: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 38s
[INFO] running `Command { std: "docker" "inspect" "a3a5e478ab8dbcc3b412d468ec51ecb9511de2bef613eb384f9f72d42b20c142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3a5e478ab8dbcc3b412d468ec51ecb9511de2bef613eb384f9f72d42b20c142", kill_on_drop: false }`
[INFO] [stdout] a3a5e478ab8dbcc3b412d468ec51ecb9511de2bef613eb384f9f72d42b20c142
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "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] a643c4c9da49f3898b2a34940f5c0667363accef1efcbb46b12a9e3b301b44b4
[INFO] running `Command { std: "docker" "start" "-a" "a643c4c9da49f3898b2a34940f5c0667363accef1efcbb46b12a9e3b301b44b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling unsnap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `popularity`
[INFO] [stdout]   --> src/titles/spotify.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     popularity: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `disc_number`
[INFO] [stdout]   --> src/titles/spotify.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     disc_number: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `track_number`
[INFO] [stdout]   --> src/titles/spotify.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     track_number: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `artists`
[INFO] [stdout]   --> src/titles/spotify.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     artists: Vec<SpotifyArtist>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/titles/spotify.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `total_tracks`
[INFO] [stdout]   --> src/titles/spotify.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 |     total_tracks: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.41s
[INFO] running `Command { std: "docker" "inspect" "a643c4c9da49f3898b2a34940f5c0667363accef1efcbb46b12a9e3b301b44b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a643c4c9da49f3898b2a34940f5c0667363accef1efcbb46b12a9e3b301b44b4", kill_on_drop: false }`
[INFO] [stdout] a643c4c9da49f3898b2a34940f5c0667363accef1efcbb46b12a9e3b301b44b4
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e6ce22177c630f3cdde03297227ffeb6ff7b6459ea89cfba113c6dd186d5c32a
[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" "e6ce22177c630f3cdde03297227ffeb6ff7b6459ea89cfba113c6dd186d5c32a", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `popularity`
[INFO] [stderr]   --> src/titles/spotify.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     popularity: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `disc_number`
[INFO] [stderr]   --> src/titles/spotify.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     disc_number: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `track_number`
[INFO] [stderr]   --> src/titles/spotify.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 |     track_number: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `artists`
[INFO] [stderr]   --> src/titles/spotify.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     artists: Vec<SpotifyArtist>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]   --> src/titles/spotify.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `total_tracks`
[INFO] [stderr]   --> src/titles/spotify.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     total_tracks: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unsnap-8b3834567e1782a3)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test titles::imgur::tests::format_album ... ok
[INFO] [stdout] test content::dash::highest ... ok
[INFO] [stdout] test titles::tests::hostname_extraction ... ok
[INFO] [stdout] test titles::spotify::test::no_preview ... ok
[INFO] [stdout] test titles::youtube::tests::aiweechoo ... ok
[INFO] [stdout] test titles::imgur::tests::format_image ... ok
[INFO] [stdout] test titles::spotify::test::json ... ok
[INFO] [stdout] test titles::tests::strip ... ok
[INFO] [stdout] test titles::twitter::tests::doc_sample ... ok
[INFO] [stdout] test titles::twitter::tests::multiline ... ok
[INFO] [stdout] test titles::tests::new_lines ... ok
[INFO] [stdout] test titles::tests::imgur_image ... ok
[INFO] [stdout] test titles::html::tests::html ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e6ce22177c630f3cdde03297227ffeb6ff7b6459ea89cfba113c6dd186d5c32a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6ce22177c630f3cdde03297227ffeb6ff7b6459ea89cfba113c6dd186d5c32a", kill_on_drop: false }`
[INFO] [stdout] e6ce22177c630f3cdde03297227ffeb6ff7b6459ea89cfba113c6dd186d5c32a