[INFO] fetching crate cesu8str 0.2.4...
[INFO] checking cesu8str-0.2.4 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate cesu8str 0.2.4 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate cesu8str 0.2.4 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cesu8str 0.2.4
[INFO] finished tweaking crates.io crate cesu8str 0.2.4
[INFO] tweaked toml for crates.io crate cesu8str 0.2.4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate cesu8str 0.2.4 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded paste v1.0.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 043563d05cfa17d4eec3eadc90edeba5eaf41d5f3c1467d6a3b42da0f15906f1
[INFO] running `Command { std: "docker" "start" "-a" "043563d05cfa17d4eec3eadc90edeba5eaf41d5f3c1467d6a3b42da0f15906f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "043563d05cfa17d4eec3eadc90edeba5eaf41d5f3c1467d6a3b42da0f15906f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "043563d05cfa17d4eec3eadc90edeba5eaf41d5f3c1467d6a3b42da0f15906f1", kill_on_drop: false }`
[INFO] [stdout] 043563d05cfa17d4eec3eadc90edeba5eaf41d5f3c1467d6a3b42da0f15906f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe6951e1fa3d5fdd8744e1874bdf5289e9c567d7c7f27ac478b49f25d62c075a
[INFO] running `Command { std: "docker" "start" "-a" "fe6951e1fa3d5fdd8744e1874bdf5289e9c567d7c7f27ac478b49f25d62c075a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling paste v1.0.11
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking cesu8str v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BufReader`, `BufWriter`
[INFO] [stdout]  --> src/ngstr/stream.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, BufReader, BufWriter};
[INFO] [stdout]   |                     ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_ptr_read` has been stable since 1.71.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_ptr_read)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `const_deref`
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(const_deref)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `simd_eq` found for struct `std::simd::Simd` in the current scope
[INFO] [stdout]    --> src/ngstr/prims.rs:156:37
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let utf8_4byte = (chunk & mask).simd_eq(val).any();
[INFO] [stdout]     |                                     ^^^^^^^ method not found in `Simd<u8, LANES>`
[INFO] [stdout]    --> /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/core/src/../../portable-simd/crates/core_simd/src/simd/cmp/eq.rs:14:8
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method is available for `std::simd::Simd<u8, LANES>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 3   + use std::simd::cmp::SimdPartialEq;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `simd_eq` found for struct `std::simd::Simd` in the current scope
[INFO] [stdout]    --> src/ngstr/prims.rs:157:40
[INFO] [stdout]     |
[INFO] [stdout] 157 |     let utf8_nul = ENCODE_NUL && chunk.simd_eq(zero).any();
[INFO] [stdout]     |                                        ^^^^^^^ method not found in `Simd<u8, LANES>`
[INFO] [stdout]    --> /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/core/src/../../portable-simd/crates/core_simd/src/simd/cmp/eq.rs:14:8
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method is available for `std::simd::Simd<u8, LANES>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 3   + use std::simd::cmp::SimdPartialEq;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/ngstr/stream.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         todo!("figure out how to subtract characters (not code points) from the end of a string");
[INFO] [stdout]     |         ----------------------------------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 117 |
[INFO] [stdout] 118 |         Ok(safe_len)
[INFO] [stdout]     |         ^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cesu8str` (lib) due to 4 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fe6951e1fa3d5fdd8744e1874bdf5289e9c567d7c7f27ac478b49f25d62c075a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe6951e1fa3d5fdd8744e1874bdf5289e9c567d7c7f27ac478b49f25d62c075a", kill_on_drop: false }`
[INFO] [stdout] fe6951e1fa3d5fdd8744e1874bdf5289e9c567d7c7f27ac478b49f25d62c075a
[INFO] checking cesu8str-0.2.4 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate cesu8str 0.2.4 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate cesu8str 0.2.4 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cesu8str 0.2.4
[INFO] finished tweaking crates.io crate cesu8str 0.2.4
[INFO] tweaked toml for crates.io crate cesu8str 0.2.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate cesu8str 0.2.4 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 424ae5aa5973ef7edfa9093e5166705a864da9df072a3a58cb647b2be5eb63a2
[INFO] running `Command { std: "docker" "start" "-a" "424ae5aa5973ef7edfa9093e5166705a864da9df072a3a58cb647b2be5eb63a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "424ae5aa5973ef7edfa9093e5166705a864da9df072a3a58cb647b2be5eb63a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "424ae5aa5973ef7edfa9093e5166705a864da9df072a3a58cb647b2be5eb63a2", kill_on_drop: false }`
[INFO] [stdout] 424ae5aa5973ef7edfa9093e5166705a864da9df072a3a58cb647b2be5eb63a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dunexpected_cfgs" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] 9219c7f9ad561ed34ec94ddc34b8f5466092aa50506bb52b3b2ec02bcdf6f312
[INFO] running `Command { std: "docker" "start" "-a" "9219c7f9ad561ed34ec94ddc34b8f5466092aa50506bb52b3b2ec02bcdf6f312", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling paste v1.0.11
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking cesu8str v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected `cfg` condition name: `validate_release`
[INFO] [stdout]    --> src/ngstr/prims.rs:549:43
[INFO] [stdout]     |
[INFO] [stdout] 549 |         if cfg!(debug_assertions) || cfg!(validate_release) {
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `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`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(validate_release)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader`, `BufWriter`
[INFO] [stdout]  --> src/ngstr/stream.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, BufReader, BufWriter};
[INFO] [stdout]   |                     ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `validate_release`
[INFO] [stdout]    --> src/lib.rs:186:39
[INFO] [stdout]     |
[INFO] [stdout] 186 |     if cfg!(debug_assertions) || cfg!(validate_release) {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(validate_release)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `validate_release`
[INFO] [stdout]    --> src/lib.rs:196:39
[INFO] [stdout]     |
[INFO] [stdout] 196 |     if cfg!(debug_assertions) || cfg!(validate_release) {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(validate_release)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_ptr_read` has been stable since 1.71.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_ptr_read)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `const_deref`
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(const_deref)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `simd_eq` found for struct `std::simd::Simd` in the current scope
[INFO] [stdout]    --> src/ngstr/prims.rs:156:37
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let utf8_4byte = (chunk & mask).simd_eq(val).any();
[INFO] [stdout]     |                                     ^^^^^^^ method not found in `Simd<u8, LANES>`
[INFO] [stdout]    --> /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/core/src/../../portable-simd/crates/core_simd/src/simd/cmp/eq.rs:14:8
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method is available for `std::simd::Simd<u8, LANES>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 3   + use std::simd::cmp::SimdPartialEq;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `simd_eq` found for struct `std::simd::Simd` in the current scope
[INFO] [stdout]    --> src/ngstr/prims.rs:157:40
[INFO] [stdout]     |
[INFO] [stdout] 157 |     let utf8_nul = ENCODE_NUL && chunk.simd_eq(zero).any();
[INFO] [stdout]     |                                        ^^^^^^^ method not found in `Simd<u8, LANES>`
[INFO] [stdout]    --> /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/core/src/../../portable-simd/crates/core_simd/src/simd/cmp/eq.rs:14:8
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method is available for `std::simd::Simd<u8, LANES>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 3   + use std::simd::cmp::SimdPartialEq;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/ngstr/stream.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         todo!("figure out how to subtract characters (not code points) from the end of a string");
[INFO] [stdout]     |         ----------------------------------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 117 |
[INFO] [stdout] 118 |         Ok(safe_len)
[INFO] [stdout]     |         ^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cesu8str` (lib) due to 7 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9219c7f9ad561ed34ec94ddc34b8f5466092aa50506bb52b3b2ec02bcdf6f312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9219c7f9ad561ed34ec94ddc34b8f5466092aa50506bb52b3b2ec02bcdf6f312", kill_on_drop: false }`
[INFO] [stdout] 9219c7f9ad561ed34ec94ddc34b8f5466092aa50506bb52b3b2ec02bcdf6f312
