[INFO] fetching crate mica-language 0.5.0...
[INFO] testing mica-language-0.5.0 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate mica-language 0.5.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mica-language 0.5.0
[INFO] finished tweaking crates.io crate mica-language 0.5.0
[INFO] tweaked toml for crates.io crate mica-language 0.5.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mica-language 0.5.0 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding hashbrown v0.12.3 (available: v0.16.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] faecd031de291db8438334b9848b34b401a98e789ea9b0b4e4b50e7f52fe142f
[INFO] running `Command { std: "docker" "start" "-a" "faecd031de291db8438334b9848b34b401a98e789ea9b0b4e4b50e7f52fe142f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faecd031de291db8438334b9848b34b401a98e789ea9b0b4e4b50e7f52fe142f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faecd031de291db8438334b9848b34b401a98e789ea9b0b4e4b50e7f52fe142f", kill_on_drop: false }`
[INFO] [stdout] faecd031de291db8438334b9848b34b401a98e789ea9b0b4e4b50e7f52fe142f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba9e1a0d54da1aa968b8339952daf141540acdf6c0c0a55d270a519dc6180581
[INFO] running `Command { std: "docker" "start" "-a" "ba9e1a0d54da1aa968b8339952daf141540acdf6c0c0a55d270a519dc6180581", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling mica-language v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stdout] warning: unexpected `cfg` condition name: `mica_enable_nan_boxing`
[INFO] [stdout]  --> src/value/impls/mod.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(mica_enable_nan_boxing)]
[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(mica_enable_nan_boxing)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(mica_enable_nan_boxing)");` 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: `mica_enable_nan_boxing`
[INFO] [stdout]  --> src/value/impls/mod.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[cfg(mica_enable_nan_boxing)]
[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(mica_enable_nan_boxing)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(mica_enable_nan_boxing)");` 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: `mica_enable_nan_boxing`
[INFO] [stdout]  --> src/value/impls/mod.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[cfg(not(mica_enable_nan_boxing))]
[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(mica_enable_nan_boxing)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(mica_enable_nan_boxing)");` 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: enum `ValueImpl` is never used
[INFO] [stdout]   --> src/value/impls/portable.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum ValueImpl {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/value/impls/nanbox.rs:69:21
[INFO] [stdout]    |
[INFO] [stdout] 69 |       Self(unsafe { std::mem::transmute(f) })
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]    |
[INFO] [stdout] 69 -       Self(unsafe { std::mem::transmute(f) })
[INFO] [stdout] 69 +       Self(unsafe { f64::to_bits(f) })
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]   --> src/value/structs.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 |       *(*self.fields.get()).get_unchecked(index)
[INFO] [stdout]    |        ^^-----------------^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          this raw pointer has type `*mut Vec<RawValue>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&[RawValue]`
[INFO] [stdout]   --> src/value/structs.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 |       *(*self.fields.get()).get_unchecked(index)
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: method calls to `get_unchecked` require a reference
[INFO] [stdout]   --> /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/slice/mod.rs:639:4
[INFO] [stdout]    = note: `#[deny(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]    |
[INFO] [stdout] 69 |       *(&(*self.fields.get())).get_unchecked(index)
[INFO] [stdout]    |        ++                    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]   --> src/value/structs.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 |       *(*self.fields.get()).get_unchecked_mut(index) = value;
[INFO] [stdout]    |        ^^-----------------^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          this raw pointer has type `*mut Vec<RawValue>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&mut [RawValue]`
[INFO] [stdout]   --> src/value/structs.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 |       *(*self.fields.get()).get_unchecked_mut(index) = value;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: method calls to `get_unchecked_mut` require a reference
[INFO] [stdout]   --> /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/slice/mod.rs:684:4
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]    |
[INFO] [stdout] 77 |       *(&mut (*self.fields.get())).get_unchecked_mut(index) = value;
[INFO] [stdout]    |        +++++                     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mica-language` (lib) due to 2 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "ba9e1a0d54da1aa968b8339952daf141540acdf6c0c0a55d270a519dc6180581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba9e1a0d54da1aa968b8339952daf141540acdf6c0c0a55d270a519dc6180581", kill_on_drop: false }`
[INFO] [stdout] ba9e1a0d54da1aa968b8339952daf141540acdf6c0c0a55d270a519dc6180581
