[INFO] fetching crate imgix 0.1.3...
[INFO] testing imgix-0.1.3 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate imgix 0.1.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate imgix 0.1.3 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imgix 0.1.3
[INFO] finished tweaking crates.io crate imgix 0.1.3
[INFO] tweaked toml for crates.io crate imgix 0.1.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate imgix 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itoa v0.4.5
[INFO] [stderr]   Downloaded serde_derive v1.0.106
[INFO] [stderr]   Downloaded proc-macro2 v1.0.10
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8768db0e58b53e0234190cceed0ed39c4113c078491ce6f2fc9151624cc54d1
[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" "b8768db0e58b53e0234190cceed0ed39c4113c078491ce6f2fc9151624cc54d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8768db0e58b53e0234190cceed0ed39c4113c078491ce6f2fc9151624cc54d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8768db0e58b53e0234190cceed0ed39c4113c078491ce6f2fc9151624cc54d1", kill_on_drop: false }`
[INFO] [stdout] b8768db0e58b53e0234190cceed0ed39c4113c078491ce6f2fc9151624cc54d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac8a6574f7497260f50821e398c0e22bed0ce040e6615188ace132181ddc5da0
[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" "ac8a6574f7497260f50821e398c0e22bed0ce040e6615188ace132181ddc5da0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling imgix v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `src`
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     src: Option<Url>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `SourceSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `action`
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     action: Option<Action>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `SourceSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `srcset`
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     srcset: Option<Vec<String>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `SourceSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sizes`
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     sizes: Option<Vec<String>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `SourceSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `media`
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     media: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `SourceSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scheme`
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:287:5
[INFO] [stdout]     |
[INFO] [stdout] 287 |     scheme: Option<Scheme>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:285:10
[INFO] [stdout]     |
[INFO] [stdout] 285 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lib`
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:291:5
[INFO] [stdout]     |
[INFO] [stdout] 291 |     lib: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:285:10
[INFO] [stdout]     |
[INFO] [stdout] 285 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `token`
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:292:5
[INFO] [stdout]     |
[INFO] [stdout] 292 |     token: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:285:10
[INFO] [stdout]     |
[INFO] [stdout] 285 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:392:60
[INFO] [stdout]     |
[INFO] [stdout] 392 |             (None, None) | (None, _) | (_, None) => panic!(msg),
[INFO] [stdout]     |                                                            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 392 |             (None, None) | (None, _) | (_, None) => panic!("{}", msg),
[INFO] [stdout]     |                                                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.54s
[INFO] running `Command { std: "docker" "inspect" "ac8a6574f7497260f50821e398c0e22bed0ce040e6615188ace132181ddc5da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac8a6574f7497260f50821e398c0e22bed0ce040e6615188ace132181ddc5da0", kill_on_drop: false }`
[INFO] [stdout] ac8a6574f7497260f50821e398c0e22bed0ce040e6615188ace132181ddc5da0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2022-02-22" "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] dabace5faada7886ce8b7494c99edf428d2adb639d8f22bbbb614b1ef3dca467
[INFO] running `Command { std: "docker" "start" "-a" "dabace5faada7886ce8b7494c99edf428d2adb639d8f22bbbb614b1ef3dca467", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling oorandom v11.1.0
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling plotters v0.2.12
[INFO] [stdout] warning: field is never read: `src`
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     src: Option<Url>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `SourceSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `action`
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     action: Option<Action>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `SourceSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `srcset`
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     srcset: Option<Vec<String>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `SourceSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sizes`
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     sizes: Option<Vec<String>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `SourceSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `media`
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     media: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `SourceSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scheme`
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:287:5
[INFO] [stdout]     |
[INFO] [stdout] 287 |     scheme: Option<Scheme>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:285:10
[INFO] [stdout]     |
[INFO] [stdout] 285 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lib`
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:291:5
[INFO] [stdout]     |
[INFO] [stdout] 291 |     lib: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:285:10
[INFO] [stdout]     |
[INFO] [stdout] 285 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `token`
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:292:5
[INFO] [stdout]     |
[INFO] [stdout] 292 |     token: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:285:10
[INFO] [stdout]     |
[INFO] [stdout] 285 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:392:60
[INFO] [stdout]     |
[INFO] [stdout] 392 |             (None, None) | (None, _) | (_, None) => panic!(msg),
[INFO] [stdout]     |                                                            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 392 |             (None, None) | (None, _) | (_, None) => panic!("{}", msg),
[INFO] [stdout]     |                                                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling criterion-plot v0.4.1
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling bstr v0.2.12
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling tinytemplate v1.0.3
[INFO] [stderr]    Compiling criterion v0.3.1
[INFO] [stderr]    Compiling imgix v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `src`
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     src: Option<Url>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `SourceSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `action`
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     action: Option<Action>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `SourceSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sizes`
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     sizes: Option<Vec<String>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `SourceSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `media`
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     media: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `SourceSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/imgix/source_set/mod.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scheme`
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:287:5
[INFO] [stdout]     |
[INFO] [stdout] 287 |     scheme: Option<Scheme>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:285:10
[INFO] [stdout]     |
[INFO] [stdout] 285 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lib`
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:291:5
[INFO] [stdout]     |
[INFO] [stdout] 291 |     lib: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:285:10
[INFO] [stdout]     |
[INFO] [stdout] 285 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `token`
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:292:5
[INFO] [stdout]     |
[INFO] [stdout] 292 |     token: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:285:10
[INFO] [stdout]     |
[INFO] [stdout] 285 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/imgix/source_set/mod.rs:392:60
[INFO] [stdout]     |
[INFO] [stdout] 392 |             (None, None) | (None, _) | (_, None) => panic!(msg),
[INFO] [stdout]     |                                                            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 392 |             (None, None) | (None, _) | (_, None) => panic!("{}", msg),
[INFO] [stdout]     |                                                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "dabace5faada7886ce8b7494c99edf428d2adb639d8f22bbbb614b1ef3dca467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dabace5faada7886ce8b7494c99edf428d2adb639d8f22bbbb614b1ef3dca467", kill_on_drop: false }`
[INFO] [stdout] dabace5faada7886ce8b7494c99edf428d2adb639d8f22bbbb614b1ef3dca467
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 99e9e93b60bc2e5f9b4e9c7976e8efe127ca443d9c26cd15315dfb9a870ba1f2
[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" "99e9e93b60bc2e5f9b4e9c7976e8efe127ca443d9c26cd15315dfb9a870ba1f2", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `src`
[INFO] [stderr]   --> src/imgix/source_set/mod.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     src: Option<Url>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `SourceSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/imgix/source_set/mod.rs:36:10
[INFO] [stderr]    |
[INFO] [stderr] 36 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `action`
[INFO] [stderr]   --> src/imgix/source_set/mod.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     action: Option<Action>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `SourceSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/imgix/source_set/mod.rs:36:10
[INFO] [stderr]    |
[INFO] [stderr] 36 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `srcset`
[INFO] [stderr]   --> src/imgix/source_set/mod.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     srcset: Option<Vec<String>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `SourceSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/imgix/source_set/mod.rs:36:10
[INFO] [stderr]    |
[INFO] [stderr] 36 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `sizes`
[INFO] [stderr]   --> src/imgix/source_set/mod.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     sizes: Option<Vec<String>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `SourceSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/imgix/source_set/mod.rs:36:10
[INFO] [stderr]    |
[INFO] [stderr] 36 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `media`
[INFO] [stderr]   --> src/imgix/source_set/mod.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     media: Option<String>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `SourceSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/imgix/source_set/mod.rs:36:10
[INFO] [stderr]    |
[INFO] [stderr] 36 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `scheme`
[INFO] [stderr]    --> src/imgix/source_set/mod.rs:287:5
[INFO] [stderr]     |
[INFO] [stderr] 287 |     scheme: Option<Scheme>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/imgix/source_set/mod.rs:285:10
[INFO] [stderr]     |
[INFO] [stderr] 285 | #[derive(Debug)]
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `lib`
[INFO] [stderr]    --> src/imgix/source_set/mod.rs:291:5
[INFO] [stderr]     |
[INFO] [stderr] 291 |     lib: Option<String>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/imgix/source_set/mod.rs:285:10
[INFO] [stderr]     |
[INFO] [stderr] 285 | #[derive(Debug)]
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `token`
[INFO] [stderr]    --> src/imgix/source_set/mod.rs:292:5
[INFO] [stderr]     |
[INFO] [stderr] 292 |     token: Option<String>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/imgix/source_set/mod.rs:285:10
[INFO] [stderr]     |
[INFO] [stderr] 285 | #[derive(Debug)]
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/imgix/source_set/mod.rs:392:60
[INFO] [stderr]     |
[INFO] [stderr] 392 |             (None, None) | (None, _) | (_, None) => panic!(msg),
[INFO] [stderr]     |                                                            ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 392 |             (None, None) | (None, _) | (_, None) => panic!("{}", msg),
[INFO] [stderr]     |                                                            +++++
[INFO] [stderr] 
[INFO] [stderr] warning: `imgix` (lib) generated 9 warnings
[INFO] [stderr] warning: `imgix` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/imgix-fb30d1e8e74c5265)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test constants::test::test_srcset_target_widths ... ok
[INFO] [stdout] test source_set::test::test_source_from_url_viewport ... ok
[INFO] [stdout] test source_set::test::test_srcset_custom_viewport ... ok
[INFO] [stdout] test source_set::test::test_srcset_variable_custom_quality ... ok
[INFO] [stdout] test source_set::test::test_from_url_dpr_w ... ok
[INFO] [stdout] test url::test::test_join_params ... ok
[INFO] [stdout] test url::test::test_url_new ... ok
[INFO] [stdout] test source_set::test::test_srcset_variable_quality ... ok
[INFO] [stdout] test source_set::test::test_from_url_dpr_ar_h ... ok
[INFO] [stdout] test url::test::test_assign_param ... ok
[INFO] [stdout] test url::test::test_default_url ... ok
[INFO] [stdout] test url::test::test_assign_params ... ok
[INFO] [stdout] test url::test::test_assign_path ... ok
[INFO] [stdout] test url::test::test_url_domain ... ok
[INFO] [stdout] test url::test::test_url_jpg_src ... ok
[INFO] [stdout] test url::test::test_url_png_src ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/imgix-55460958815601fc)
[INFO] [stdout] test url::test::test_assign_empty_path - should panic ... ok
[INFO] [stdout] test url::test::test_assign_empty_value_param - should panic ... ok
[INFO] [stdout] test url::test::test_assign_params_mismatch - should panic ... ok
[INFO] [stdout] test url::test::test_construct_empty_domain - should panic ... ok
[INFO] [stdout] test url::test::test_assign_empty_key_param - should panic ... ok
[INFO] [stdout] test url::test::test_assign_empty_domain - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests imgix
[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 3 tests
[INFO] [stdout] test src/imgix/url/mod.rs - url::Url::lib (line 187) ... ok
[INFO] [stdout] test src/imgix/url/mod.rs - url::Url::params (line 153) ... ok
[INFO] [stdout] test src/imgix/url/mod.rs - url::Url::param (line 129) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "99e9e93b60bc2e5f9b4e9c7976e8efe127ca443d9c26cd15315dfb9a870ba1f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99e9e93b60bc2e5f9b4e9c7976e8efe127ca443d9c26cd15315dfb9a870ba1f2", kill_on_drop: false }`
[INFO] [stdout] 99e9e93b60bc2e5f9b4e9c7976e8efe127ca443d9c26cd15315dfb9a870ba1f2