[INFO] fetching crate alkyne 0.1.0...
[INFO] testing alkyne-0.1.0 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate alkyne 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate alkyne 0.1.0
[INFO] finished tweaking crates.io crate alkyne 0.1.0
[INFO] tweaked toml for crates.io crate alkyne 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate alkyne 0.1.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate alkyne 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thread_local v1.1.3
[INFO] [stderr]   Downloaded termion v1.5.6
[INFO] [stderr]   Downloaded redox_termios v0.1.2
[INFO] [stderr]   Downloaded once_cell v1.8.0
[INFO] [stderr]   Downloaded toolshed v0.8.1
[INFO] [stderr]   Downloaded semver-parser v0.7.0
[INFO] [stderr]   Downloaded redox_syscall v0.2.9
[INFO] [stderr]   Downloaded pest_generator v2.1.3
[INFO] [stderr]   Downloaded dirs v2.0.2
[INFO] [stderr]   Downloaded rustc_version v0.2.3
[INFO] [stderr]   Downloaded chashmap v2.2.2
[INFO] [stderr]   Downloaded rand v0.4.6
[INFO] [stderr]   Downloaded rdrand v0.4.0
[INFO] [stderr]   Downloaded utf8parse v0.1.1
[INFO] [stderr]   Downloaded pest_derive v2.1.0
[INFO] [stderr]   Downloaded digest v0.8.1
[INFO] [stderr]   Downloaded maybe-uninit v2.0.0
[INFO] [stderr]   Downloaded sha-1 v0.8.2
[INFO] [stderr]   Downloaded maplit v1.0.2
[INFO] [stderr]   Downloaded semver v0.9.0
[INFO] [stderr]   Downloaded memoffset v0.5.6
[INFO] [stderr]   Downloaded opaque-debug v0.2.3
[INFO] [stderr]   Downloaded block-padding v0.1.5
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.3
[INFO] [stderr]   Downloaded fuchsia-cprng v0.1.1
[INFO] [stderr]   Downloaded rand_core v0.3.1
[INFO] [stderr]   Downloaded dirs-sys v0.3.6
[INFO] [stderr]   Downloaded fake-simd v0.1.2
[INFO] [stderr]   Downloaded byte-tools v0.3.1
[INFO] [stderr]   Downloaded numtoa v0.1.0
[INFO] [stderr]   Downloaded block-buffer v0.7.3
[INFO] [stderr]   Downloaded owning_ref v0.3.3
[INFO] [stderr]   Downloaded getrandom v0.2.3
[INFO] [stderr]   Downloaded crossbeam v0.7.3
[INFO] [stderr]   Downloaded parking_lot_core v0.2.14
[INFO] [stderr]   Downloaded smallvec v0.6.14
[INFO] [stderr]   Downloaded rand_core v0.4.2
[INFO] [stderr]   Downloaded generic-array v0.12.4
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.4
[INFO] [stderr]   Downloaded redox_users v0.4.0
[INFO] [stderr]   Downloaded wasi v0.10.2+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded pest_meta v2.1.3
[INFO] [stderr]   Downloaded typenum v1.13.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.7.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.8.2
[INFO] [stderr]   Downloaded parking_lot v0.4.8
[INFO] [stderr]   Downloaded ucd-trie v0.1.3
[INFO] [stderr]   Downloaded rustyline v5.0.6
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.4
[INFO] [stderr]   Downloaded pest v2.1.3
[INFO] [stderr]   Downloaded nix v0.14.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3374459961e61ab33c0e949e272450f20b66a725178a71b81759a100151a8d35
[INFO] running `Command { std: "docker" "start" "3374459961e61ab33c0e949e272450f20b66a725178a71b81759a100151a8d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3374459961e61ab33c0e949e272450f20b66a725178a71b81759a100151a8d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3374459961e61ab33c0e949e272450f20b66a725178a71b81759a100151a8d35" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3374459961e61ab33c0e949e272450f20b66a725178a71b81759a100151a8d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3374459961e61ab33c0e949e272450f20b66a725178a71b81759a100151a8d35" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling toolshed v0.8.1
[INFO] [stderr]    Compiling termion v1.5.6
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling chashmap v2.2.2
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling rustyline v5.0.6
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling alkyne v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/eval/stdlib.rs:50:1
[INFO] [stdout]     |
[INFO] [stdout]  50 | pub fn lookup_std<'i>(key: &str) -> Option<Value<'i>> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: IntoValue<'_>` will fail
[INFO] [stdout]    --> src/eval/value/native_macros.rs:135:72
[INFO] [stdout]     |
[INFO] [stdout] 135 |         $crate::eval::value::convert::IntoValueResult::into_value_result($block)
[INFO] [stdout]     |                                                                          ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/eval/stdlib.rs:51:3
[INFO] [stdout]     |
[INFO] [stdout]  51 | /   stdlib! { key =>
[INFO] [stdout] ...   |
[INFO] [stdout] 418 | |     fn acoth(x: number) { x.recip().atanh() }
[INFO] [stdout] 419 | |   }
[INFO] [stdout]     | |___- in this macro invocation
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `native_fn` which comes from the expansion of the macro `stdlib` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/eval/escaping.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |   UnknownEscape(usize, char),
[INFO] [stdout]    |   ------------- ^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UnescapeError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![deny(unused)]
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 23 -   UnknownEscape(usize, char),
[INFO] [stdout] 23 +   UnknownEscape((), char),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/eval/escaping.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 |   BadHexDigit(usize, char),
[INFO] [stdout]    |   ----------- ^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UnescapeError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 24 -   BadHexDigit(usize, char),
[INFO] [stdout] 24 +   BadHexDigit((), char),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/eval/escaping.rs:25:14
[INFO] [stdout]    |
[INFO] [stdout] 25 |   BadUnicode(usize, u32),
[INFO] [stdout]    |   ---------- ^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UnescapeError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 25 -   BadUnicode(usize, u32),
[INFO] [stdout] 25 +   BadUnicode((), u32),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.54s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: alkyne v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "3374459961e61ab33c0e949e272450f20b66a725178a71b81759a100151a8d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3374459961e61ab33c0e949e272450f20b66a725178a71b81759a100151a8d35" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling alkyne v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/eval/stdlib.rs:50:1
[INFO] [stdout]     |
[INFO] [stdout]  50 | pub fn lookup_std<'i>(key: &str) -> Option<Value<'i>> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: IntoValue<'_>` will fail
[INFO] [stdout]    --> src/eval/value/native_macros.rs:135:72
[INFO] [stdout]     |
[INFO] [stdout] 135 |         $crate::eval::value::convert::IntoValueResult::into_value_result($block)
[INFO] [stdout]     |                                                                          ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/eval/stdlib.rs:51:3
[INFO] [stdout]     |
[INFO] [stdout]  51 | /   stdlib! { key =>
[INFO] [stdout] ...   |
[INFO] [stdout] 418 | |     fn acoth(x: number) { x.recip().atanh() }
[INFO] [stdout] 419 | |   }
[INFO] [stdout]     | |___- in this macro invocation
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `native_fn` which comes from the expansion of the macro `stdlib` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/eval/escaping.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |   UnknownEscape(usize, char),
[INFO] [stdout]    |   ------------- ^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UnescapeError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![deny(unused)]
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 23 -   UnknownEscape(usize, char),
[INFO] [stdout] 23 +   UnknownEscape((), char),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/eval/escaping.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 |   BadHexDigit(usize, char),
[INFO] [stdout]    |   ----------- ^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UnescapeError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 24 -   BadHexDigit(usize, char),
[INFO] [stdout] 24 +   BadHexDigit((), char),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/eval/escaping.rs:25:14
[INFO] [stdout]    |
[INFO] [stdout] 25 |   BadUnicode(usize, u32),
[INFO] [stdout]    |   ---------- ^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UnescapeError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 25 -   BadUnicode(usize, u32),
[INFO] [stdout] 25 +   BadUnicode((), u32),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.85s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: alkyne v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "3374459961e61ab33c0e949e272450f20b66a725178a71b81759a100151a8d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3374459961e61ab33c0e949e272450f20b66a725178a71b81759a100151a8d35" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: this function depends on never type fallback being `()`
[INFO] [stderr]    --> src/eval/stdlib.rs:50:1
[INFO] [stderr]     |
[INFO] [stderr]  50 | pub fn lookup_std<'i>(key: &str) -> Option<Value<'i>> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: specify the types explicitly
[INFO] [stderr] note: in edition 2024, the requirement `!: IntoValue<'_>` will fail
[INFO] [stderr]    --> src/eval/value/native_macros.rs:135:72
[INFO] [stderr]     |
[INFO] [stderr] 135 |         $crate::eval::value::convert::IntoValueResult::into_value_result($block)
[INFO] [stderr]     |                                                                          ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/eval/stdlib.rs:51:3
[INFO] [stderr]     |
[INFO] [stderr]  51 | /   stdlib! { key =>
[INFO] [stderr] ...   |
[INFO] [stderr] 418 | |     fn acoth(x: number) { x.recip().atanh() }
[INFO] [stderr] 419 | |   }
[INFO] [stderr]     | |___- in this macro invocation
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stderr]     = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stderr]     = note: this warning originates in the macro `native_fn` which comes from the expansion of the macro `stdlib` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/eval/escaping.rs:23:17
[INFO] [stderr]    |
[INFO] [stderr] 23 |   UnknownEscape(usize, char),
[INFO] [stderr]    |   ------------- ^^^^^
[INFO] [stderr]    |   |
[INFO] [stderr]    |   field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `UnescapeError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/main.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 | #![deny(unused)]
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 23 -   UnknownEscape(usize, char),
[INFO] [stderr] 23 +   UnknownEscape((), char),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/eval/escaping.rs:24:15
[INFO] [stderr]    |
[INFO] [stderr] 24 |   BadHexDigit(usize, char),
[INFO] [stderr]    |   ----------- ^^^^^
[INFO] [stderr]    |   |
[INFO] [stderr]    |   field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `UnescapeError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 24 -   BadHexDigit(usize, char),
[INFO] [stderr] 24 +   BadHexDigit((), char),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/eval/escaping.rs:25:14
[INFO] [stderr]    |
[INFO] [stderr] 25 |   BadUnicode(usize, u32),
[INFO] [stderr]    |   ---------- ^^^^^
[INFO] [stderr]    |   |
[INFO] [stderr]    |   field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `UnescapeError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 25 -   BadUnicode(usize, u32),
[INFO] [stderr] 25 +   BadUnicode((), u32),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `alkyne` (bin "alkyne" test) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: alkyne v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/alkyne-087a656b6206edd9)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test eval::conformance::must_pass ... ok
[INFO] [stdout] test eval::conformance::nulls ... ok
[INFO] [stdout] test eval::conformance::blocks ... ok
[INFO] [stdout] test eval::conformance::bools ... ok
[INFO] [stdout] test eval::conformance::conditionals ... ok
[INFO] [stdout] test eval::conformance::fns ... ok
[INFO] [stdout] test eval::conformance::numbers ... ok
[INFO] [stdout] test eval::conformance::strings ... ok
[INFO] [stdout] test eval::conformance::objects ... ok
[INFO] [stdout] test eval::conformance::variables ... ok
[INFO] [stdout] test eval::conformance::lists ... ok
[INFO] [stdout] test eval::conformance::loops ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3374459961e61ab33c0e949e272450f20b66a725178a71b81759a100151a8d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3374459961e61ab33c0e949e272450f20b66a725178a71b81759a100151a8d35", kill_on_drop: false }`
[INFO] [stdout] 3374459961e61ab33c0e949e272450f20b66a725178a71b81759a100151a8d35
