[INFO] fetching crate lewton 0.10.2...
[INFO] testing lewton-0.10.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate lewton 0.10.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate lewton 0.10.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate lewton 0.10.2
[INFO] tweaked toml for crates.io crate lewton 0.10.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lewton 0.10.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lewton 0.10.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e72fd9dbab37dfcad873b624ad8e534ec232a29c40f8947d71475a761a664f19
[INFO] running `Command { std: "docker" "start" "-a" "e72fd9dbab37dfcad873b624ad8e534ec232a29c40f8947d71475a761a664f19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e72fd9dbab37dfcad873b624ad8e534ec232a29c40f8947d71475a761a664f19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e72fd9dbab37dfcad873b624ad8e534ec232a29c40f8947d71475a761a664f19", kill_on_drop: false }`
[INFO] [stdout] e72fd9dbab37dfcad873b624ad8e534ec232a29c40f8947d71475a761a664f19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4023480c881fc94c56d3a24b1c64c235f6fcc2734630fc9675a8c6ada48b75a
[INFO] running `Command { std: "docker" "start" "-a" "a4023480c881fc94c56d3a24b1c64c235f6fcc2734630fc9675a8c6ada48b75a", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinyvec v1.0.1
[INFO] [stderr]    Compiling ogg v0.8.0
[INFO] [stderr]    Compiling lewton v0.10.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `cargo_c`
[INFO] [stdout]  --> src/lib.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![cfg_attr(not(cargo_c), forbid(unsafe_code))]
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(cargo_c)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(cargo_c)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `cargo_c`
[INFO] [stdout]    --> src/lib.rs:111:7
[INFO] [stdout]     |
[INFO] [stdout] 111 | #[cfg(cargo_c)]
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(cargo_c)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(cargo_c)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `cargo_c`
[INFO] [stdout]    --> src/lib.rs:114:7
[INFO] [stdout]     |
[INFO] [stdout] 114 | #[cfg(cargo_c)]
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(cargo_c)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(cargo_c)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `codebook_entries` is never read
[INFO] [stdout]    --> src/header.rs:363:6
[INFO] [stdout]     |
[INFO] [stdout] 361 | pub(crate) struct Codebook {
[INFO] [stdout]     |                   -------- field in this struct
[INFO] [stdout] 362 |     pub codebook_dimensions :u16,
[INFO] [stdout] 363 |     pub codebook_entries :u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mapping_submaps` is never read
[INFO] [stdout]    --> src/header.rs:382:6
[INFO] [stdout]     |
[INFO] [stdout] 381 | pub(crate) struct Mapping {
[INFO] [stdout]     |                   ------- field in this struct
[INFO] [stdout] 382 |     pub mapping_submaps :u8,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `floor0_rate` and `floor0_bark_map_size` are never read
[INFO] [stdout]    --> src/header.rs:402:6
[INFO] [stdout]     |
[INFO] [stdout] 400 | pub(crate) struct FloorTypeZero {
[INFO] [stdout]     |                   ------------- fields in this struct
[INFO] [stdout] 401 |     pub floor0_order :u8,
[INFO] [stdout] 402 |     pub floor0_rate :u16,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 403 |     pub floor0_bark_map_size :u16,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/bitpacking.rs:364:31
[INFO] [stdout]     |
[INFO] [stdout] 364 |     pub fn new(arr : &'a[u8]) -> BitpackCursor {
[INFO] [stdout]     |                       --         ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 364 |     pub fn new(arr : &'a[u8]) -> BitpackCursor<'a> {
[INFO] [stdout]     |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.23s
[INFO] running `Command { std: "docker" "inspect" "a4023480c881fc94c56d3a24b1c64c235f6fcc2734630fc9675a8c6ada48b75a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4023480c881fc94c56d3a24b1c64c235f6fcc2734630fc9675a8c6ada48b75a", kill_on_drop: false }`
[INFO] [stdout] a4023480c881fc94c56d3a24b1c64c235f6fcc2734630fc9675a8c6ada48b75a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f99412da9b786c7a23a7c2b46bb651b20245aa8258c099fee98d3117b20a5aa
[INFO] running `Command { std: "docker" "start" "-a" "2f99412da9b786c7a23a7c2b46bb651b20245aa8258c099fee98d3117b20a5aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stdout] warning: unexpected `cfg` condition name: `cargo_c`
[INFO] [stdout]  --> src/lib.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![cfg_attr(not(cargo_c), forbid(unsafe_code))]
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(cargo_c)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(cargo_c)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `cargo_c`
[INFO] [stdout]    --> src/lib.rs:111:7
[INFO] [stdout]     |
[INFO] [stdout] 111 | #[cfg(cargo_c)]
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(cargo_c)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(cargo_c)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `cargo_c`
[INFO] [stdout]    --> src/lib.rs:114:7
[INFO] [stdout]     |
[INFO] [stdout] 114 | #[cfg(cargo_c)]
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(cargo_c)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(cargo_c)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `codebook_entries` is never read
[INFO] [stdout]    --> src/header.rs:363:6
[INFO] [stdout]     |
[INFO] [stdout] 361 | pub(crate) struct Codebook {
[INFO] [stdout]     |                   -------- field in this struct
[INFO] [stdout] 362 |     pub codebook_dimensions :u16,
[INFO] [stdout] 363 |     pub codebook_entries :u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mapping_submaps` is never read
[INFO] [stdout]    --> src/header.rs:382:6
[INFO] [stdout]     |
[INFO] [stdout] 381 | pub(crate) struct Mapping {
[INFO] [stdout]     |                   ------- field in this struct
[INFO] [stdout] 382 |     pub mapping_submaps :u8,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `floor0_rate` and `floor0_bark_map_size` are never read
[INFO] [stdout]    --> src/header.rs:402:6
[INFO] [stdout]     |
[INFO] [stdout] 400 | pub(crate) struct FloorTypeZero {
[INFO] [stdout]     |                   ------------- fields in this struct
[INFO] [stdout] 401 |     pub floor0_order :u8,
[INFO] [stdout] 402 |     pub floor0_rate :u16,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 403 |     pub floor0_bark_map_size :u16,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/bitpacking.rs:364:31
[INFO] [stdout]     |
[INFO] [stdout] 364 |     pub fn new(arr : &'a[u8]) -> BitpackCursor {
[INFO] [stdout]     |                       --         ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 364 |     pub fn new(arr : &'a[u8]) -> BitpackCursor<'a> {
[INFO] [stdout]     |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling al-sys v0.6.1
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling rental v0.5.5
[INFO] [stdout] error: using an old version of `rental`
[INFO] [stdout]   |
[INFO] [stdout]   = note: older versions of the `rental` crate no longer compile; please update to `rental` v0.5.6, or switch to one of the `rental` alternatives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rental` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "2f99412da9b786c7a23a7c2b46bb651b20245aa8258c099fee98d3117b20a5aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f99412da9b786c7a23a7c2b46bb651b20245aa8258c099fee98d3117b20a5aa", kill_on_drop: false }`
[INFO] [stdout] 2f99412da9b786c7a23a7c2b46bb651b20245aa8258c099fee98d3117b20a5aa
