[INFO] fetching crate rhyoea 0.1.0...
[INFO] testing rhyoea-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate rhyoea 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate rhyoea 0.1.0
[INFO] finished tweaking crates.io crate rhyoea 0.1.0
[INFO] tweaked toml for crates.io crate rhyoea 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rhyoea 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rhyoea 0.1.0 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo-husky v1.4.0
[INFO] [stderr]   Downloaded colored v1.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cd61c5cf46efd87c6f8737a4311e01567ca909b2037bc24246f75eeaf7d4de2
[INFO] running `Command { std: "docker" "start" "-a" "2cd61c5cf46efd87c6f8737a4311e01567ca909b2037bc24246f75eeaf7d4de2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cd61c5cf46efd87c6f8737a4311e01567ca909b2037bc24246f75eeaf7d4de2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cd61c5cf46efd87c6f8737a4311e01567ca909b2037bc24246f75eeaf7d4de2", kill_on_drop: false }`
[INFO] [stdout] 2cd61c5cf46efd87c6f8737a4311e01567ca909b2037bc24246f75eeaf7d4de2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d9f9a05129a327b6e82c8aae1fec286f4d5e4476d927dad9088375f887959f71
[INFO] running `Command { std: "docker" "start" "-a" "d9f9a05129a327b6e82c8aae1fec286f4d5e4476d927dad9088375f887959f71", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling colored v1.9.0
[INFO] [stderr]    Compiling rhyoea v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: lint `box_pointers` has been removed: it does not detect other kinds of allocations, and existed only for historical reasons
[INFO] [stdout]   --> src/lib.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 | #![deny(box_pointers)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(renamed_and_removed_lints)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/lib.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 97 | #![cfg_attr(feature = "cargo-clippy", deny(clippy::all))]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `no-color`
[INFO] [stdout]    = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[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: `#[deny(unexpected_cfgs)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/lib.rs:99:13
[INFO] [stdout]    |
[INFO] [stdout] 99 | #![cfg_attr(feature = "cargo-clippy", deny(clippy::nursery))]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `no-color`
[INFO] [stdout]    = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[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] error: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> src/instance/information.rs:150:16
[INFO] [stdout]     |
[INFO] [stdout] 150 |     #[cfg_attr(feature = "cargo-clippy", allow(clippy::cast_possible_truncation))]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `no-color`
[INFO] [stdout]     = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[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] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]   --> src/debug/messenger/mod.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     #[must_use]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(unused_attributes)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/debug/messenger/mod.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/debug/messenger/mod.rs:220:5
[INFO] [stdout]     |
[INFO] [stdout] 220 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/debug/messenger/mod.rs:226:5
[INFO] [stdout]     |
[INFO] [stdout] 226 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/debug/messenger/mod.rs:570:5
[INFO] [stdout]     |
[INFO] [stdout] 570 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/debug/messenger/mod.rs:631:5
[INFO] [stdout]     |
[INFO] [stdout] 631 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/debug/messenger/mod.rs:657:5
[INFO] [stdout]     |
[INFO] [stdout] 657 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]   --> src/extends/extension.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     #[must_use]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/extends/extension.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]   --> src/extends/extension_bind.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     #[must_use]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/extends/layer.rs:154:5
[INFO] [stdout]     |
[INFO] [stdout] 154 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/extends/layer.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]   --> src/extends/layer_bind.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     #[must_use]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/instance/mod.rs:177:5
[INFO] [stdout]     |
[INFO] [stdout] 177 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/instance/application.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 122 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/instance/application.rs:172:5
[INFO] [stdout]     |
[INFO] [stdout] 172 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]   --> src/instance/version.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     #[must_use]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/instance/version.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/result.rs:174:5
[INFO] [stdout]     |
[INFO] [stdout] 174 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/result.rs:188:5
[INFO] [stdout]     |
[INFO] [stdout] 188 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/result.rs:205:5
[INFO] [stdout]     |
[INFO] [stdout] 205 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/result.rs:228:5
[INFO] [stdout]     |
[INFO] [stdout] 228 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/result.rs:251:5
[INFO] [stdout]     |
[INFO] [stdout] 251 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/result.rs:258:5
[INFO] [stdout]     |
[INFO] [stdout] 258 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/result.rs:278:5
[INFO] [stdout]     |
[INFO] [stdout] 278 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/result.rs:299:5
[INFO] [stdout]     |
[INFO] [stdout] 299 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/result.rs:306:5
[INFO] [stdout]     |
[INFO] [stdout] 306 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/result.rs:323:5
[INFO] [stdout]     |
[INFO] [stdout] 323 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/result.rs:342:5
[INFO] [stdout]     |
[INFO] [stdout] 342 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/result.rs:349:5
[INFO] [stdout]     |
[INFO] [stdout] 349 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the feature `associated_type_bounds` has been stable since 1.79.0 and no longer requires an attribute to enable
[INFO] [stdout]    --> src/lib.rs:100:12
[INFO] [stdout]     |
[INFO] [stdout] 100 | #![feature(associated_type_bounds)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(stable_features)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: fields `extensions_information` and `layers_information` are never read
[INFO] [stdout]   --> src/instance/information.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub(super) struct Information {
[INFO] [stdout]    |                   ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 32 |     extensions_information: ExtendsInformation<Extension>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     layers_information: ExtendsInformation<Layer>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Information` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: field `extends_names` is never read
[INFO] [stdout]   --> src/instance/information.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub struct ExtendsInformation<T: Extends> {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] 71 |     extends: Vec<T>,
[INFO] [stdout] 72 |     extends_names: Vec<CString>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ExtendsInformation` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rhyoea` (lib) due to 37 previous errors
[INFO] running `Command { std: "docker" "inspect" "d9f9a05129a327b6e82c8aae1fec286f4d5e4476d927dad9088375f887959f71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9f9a05129a327b6e82c8aae1fec286f4d5e4476d927dad9088375f887959f71", kill_on_drop: false }`
[INFO] [stdout] d9f9a05129a327b6e82c8aae1fec286f4d5e4476d927dad9088375f887959f71