[INFO] fetching crate ieee754 0.3.0-alpha.2...
[INFO] checking ieee754-0.3.0-alpha.2 against master#3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777 for pr-132289
[INFO] extracting crate ieee754 0.3.0-alpha.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ieee754 0.3.0-alpha.2 on toolchain 3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ieee754 0.3.0-alpha.2
[INFO] finished tweaking crates.io crate ieee754 0.3.0-alpha.2
[INFO] tweaked toml for crates.io crate ieee754 0.3.0-alpha.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate ieee754 0.3.0-alpha.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" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v1.0.60
[INFO] [stderr]   Downloaded const_fn v0.4.4
[INFO] [stderr]   Downloaded tinytemplate v1.1.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.1
[INFO] [stderr]   Downloaded syn v1.0.54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 366faa1380b6d32489a50244384a5d7c98a9d41b59892068622b8afe4fb1e3b1
[INFO] running `Command { std: "docker" "start" "-a" "366faa1380b6d32489a50244384a5d7c98a9d41b59892068622b8afe4fb1e3b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "366faa1380b6d32489a50244384a5d7c98a9d41b59892068622b8afe4fb1e3b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "366faa1380b6d32489a50244384a5d7c98a9d41b59892068622b8afe4fb1e3b1", kill_on_drop: false }`
[INFO] [stdout] 366faa1380b6d32489a50244384a5d7c98a9d41b59892068622b8afe4fb1e3b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 494ec225315096b9a5721c287e8b95afd9e8b5fb9d17b72d4fa8c9f015b21ee4
[INFO] running `Command { std: "docker" "start" "-a" "494ec225315096b9a5721c287e8b95afd9e8b5fb9d17b72d4fa8c9f015b21ee4", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling ieee754 v0.3.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> src/lib.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 | #![cfg_attr(nightly, feature(try_trait))]
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows`
[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(nightly)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` 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: `nightly`
[INFO] [stdout]  --> src/iter/mod.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(nightly)]
[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(nightly)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` 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: `nightly`
[INFO] [stdout]   --> src/iter/mod.rs:55:7
[INFO] [stdout]    |
[INFO] [stdout] 55 | #[cfg(nightly)]
[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(nightly)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` 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: `nightly`
[INFO] [stdout]    --> src/iter/mod.rs:103:11
[INFO] [stdout]     |
[INFO] [stdout] 103 |     #[cfg(nightly)]
[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(nightly)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` 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: `nightly`
[INFO] [stdout]    --> src/iter/mod.rs:261:11
[INFO] [stdout]     |
[INFO] [stdout] 261 |     #[cfg(nightly)]
[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(nightly)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` 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: `nightly`
[INFO] [stdout]    --> src/iter/mod.rs:279:11
[INFO] [stdout]     |
[INFO] [stdout] 279 |     #[cfg(nightly)]
[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(nightly)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` 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] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]  --> src/iter/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::ops::Try;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout]   = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2024-10-28; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]   --> src/iter/mod.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn result_to_try<R: Try>(r: Result<R::Ok, R::Error>) -> R {
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout]    = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-10-28; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]    --> src/iter/mod.rs:106:14
[INFO] [stdout]     |
[INFO] [stdout] 106 |           R: Try<Ok = B> {
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout]     = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-10-28; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]    --> src/iter/mod.rs:264:14
[INFO] [stdout]     |
[INFO] [stdout] 264 |           R: Try<Ok = B> {
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout]     = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-10-28; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]    --> src/iter/mod.rs:282:14
[INFO] [stdout]     |
[INFO] [stdout] 282 |           R: Try<Ok = B> {
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout]     = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-10-28; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `try_trait`
[INFO] [stdout]   --> src/lib.rs:50:30
[INFO] [stdout]    |
[INFO] [stdout] 50 | #![cfg_attr(nightly, feature(try_trait))]
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Ok` not found for `R`
[INFO] [stdout]   --> src/iter/mod.rs:56:39
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn result_to_try<R: Try>(r: Result<R::Ok, R::Error>) -> R {
[INFO] [stdout]    |                                       ^^ associated type `Ok` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Error` not found for `R`
[INFO] [stdout]   --> src/iter/mod.rs:56:46
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn result_to_try<R: Try>(r: Result<R::Ok, R::Error>) -> R {
[INFO] [stdout]    |                                              ^^^^^ associated type `Error` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Ok` not found for `Try`
[INFO] [stdout]    --> src/iter/mod.rs:106:18
[INFO] [stdout]     |
[INFO] [stdout] 106 |           R: Try<Ok = B> {
[INFO] [stdout]     |                  ^^ associated type `Ok` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Ok` not found for `Try`
[INFO] [stdout]    --> src/iter/mod.rs:264:18
[INFO] [stdout]     |
[INFO] [stdout] 264 |           R: Try<Ok = B> {
[INFO] [stdout]     |                  ^^ associated type `Ok` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Ok` not found for `Try`
[INFO] [stdout]    --> src/iter/mod.rs:282:18
[INFO] [stdout]     |
[INFO] [stdout] 282 |           R: Try<Ok = B> {
[INFO] [stdout]     |                  ^^ associated type `Ok` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_ok` found for type parameter `R` in the current scope
[INFO] [stdout]   --> src/iter/mod.rs:58:22
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn result_to_try<R: Try>(r: Result<R::Ok, R::Error>) -> R {
[INFO] [stdout]    |                  - function or associated item `from_ok` not found for this type parameter
[INFO] [stdout] 57 |     match r {
[INFO] [stdout] 58 |         Ok(ok) => R::from_ok(ok),
[INFO] [stdout]    |                      ^^^^^^^ function or associated item not found in `R`
[INFO] [stdout]    |
[INFO] [stdout] help: there is an associated function `from` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 58 |         Ok(ok) => R::from(ok),
[INFO] [stdout]    |                      ~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_error` found for type parameter `R` in the current scope
[INFO] [stdout]   --> src/iter/mod.rs:59:26
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn result_to_try<R: Try>(r: Result<R::Ok, R::Error>) -> R {
[INFO] [stdout]    |                  - function or associated item `from_error` not found for this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 59 |         Err(error) => R::from_error(error)
[INFO] [stdout]    |                          ^^^^^^^^^^ function or associated item not found in `R`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `into_result` found for type parameter `R` in the current scope
[INFO] [stdout]    --> src/iter/mod.rs:107:65
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn try_fold<B, F, R>(&mut self, init: B, mut f: F) -> R
[INFO] [stdout]     |                       - method `into_result` not found for this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 107 |         result_to_try(self.try_fold_result(init, |b, x| f(b, x).into_result()))
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^ method not found in `R`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `into_result` found for type parameter `R` in the current scope
[INFO] [stdout]    --> src/iter/mod.rs:265:65
[INFO] [stdout]     |
[INFO] [stdout] 262 |     fn try_fold<B, F, R>(&mut self, init: B, mut f: F) -> R
[INFO] [stdout]     |                       - method `into_result` not found for this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 265 |         result_to_try(self.try_fold_result(init, |b, x| f(b, x).into_result()))
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^ method not found in `R`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `into_result` found for type parameter `R` in the current scope
[INFO] [stdout]    --> src/iter/mod.rs:283:65
[INFO] [stdout]     |
[INFO] [stdout] 280 |     fn try_rfold<B, F, R>(&mut self, init: B, mut f: F) -> R
[INFO] [stdout]     |                        - method `into_result` not found for this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 283 |         result_to_try(self.try_fold_result(init, |b, x| f(b, x).into_result()))
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^ method not found in `R`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0220, E0599, E0635, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0220`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ieee754` (lib) due to 16 previous errors; 6 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "494ec225315096b9a5721c287e8b95afd9e8b5fb9d17b72d4fa8c9f015b21ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "494ec225315096b9a5721c287e8b95afd9e8b5fb9d17b72d4fa8c9f015b21ee4", kill_on_drop: false }`
[INFO] [stdout] 494ec225315096b9a5721c287e8b95afd9e8b5fb9d17b72d4fa8c9f015b21ee4
