[INFO] cloning repository https://github.com/steffenhaug/freelist [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/steffenhaug/freelist" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteffenhaug%2Ffreelist"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteffenhaug%2Ffreelist'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ee8b8506532e043996fb4c8fdd7f15e72f942fef [INFO] checking steffenhaug/freelist against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteffenhaug%2Ffreelist" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/steffenhaug/freelist on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/steffenhaug/freelist [INFO] finished tweaking git repo https://github.com/steffenhaug/freelist [INFO] tweaked toml for git repo https://github.com/steffenhaug/freelist written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/steffenhaug/freelist already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7b277fa641b7bbbcefb79224b9612dc826727bc52ee43c279f41345002e9bc9e [INFO] running `"docker" "start" "-a" "7b277fa641b7bbbcefb79224b9612dc826727bc52ee43c279f41345002e9bc9e"` [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling serde v1.0.83 [INFO] [stderr] Compiling autocfg v0.1.1 [INFO] [stderr] Compiling failure_derive v0.1.4 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking rustc-demangle v0.1.11 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking thread-scoped v1.0.2 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking allocators v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] warning: unused imports: `RefMut`, `Ref` [INFO] [stderr] --> src/pile.rs:2:26 [INFO] [stderr] | [INFO] [stderr] 2 | use std::cell::{RefCell, Ref, RefMut}; [INFO] [stderr] | ^^^ ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt` [INFO] [stderr] --> src/pile.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::fmt; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] error[E0606]: casting `f32` as `i8` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f32` as `i16` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f32` as `i32` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f32` as `i64` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f32` as `isize` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f32` as `u8` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f32` as `u16` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f32` as `u32` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f32` as `u64` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f32` as `usize` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `i8` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `i16` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `i32` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `i64` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `isize` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `u8` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `u16` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `u32` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `u64` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `usize` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cast-0.2.2/src/lib.rs:296:39 [INFO] [stderr] | [INFO] [stderr] 296 | return Ok(src as $dst); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 448 | / from_float! { [INFO] [stderr] 449 | | f32 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 450 | | f64 => i8, i16, i32, i64, isize, u8, u16, u32, u64, usize; [INFO] [stderr] 451 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error: aborting due to 20 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0606`. [INFO] [stderr] error: could not compile `cast`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: field is never read: `data` [INFO] [stderr] --> src/slotmap.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | data: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `slots` [INFO] [stderr] --> src/slotmap.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | slots: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `free_data` [INFO] [stderr] --> src/slotmap.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | free_data: Option, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `free_slots` [INFO] [stderr] --> src/slotmap.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | free_slots: Option [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "7b277fa641b7bbbcefb79224b9612dc826727bc52ee43c279f41345002e9bc9e"` [INFO] running `"docker" "rm" "-f" "7b277fa641b7bbbcefb79224b9612dc826727bc52ee43c279f41345002e9bc9e"` [INFO] [stdout] 7b277fa641b7bbbcefb79224b9612dc826727bc52ee43c279f41345002e9bc9e