[INFO] cloning repository https://github.com/guissalustiano/comonad_rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guissalustiano/comonad_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguissalustiano%2Fcomonad_rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguissalustiano%2Fcomonad_rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e497f1127b45e0fdc39c2b67986c8d79cf3f7fca [INFO] testing guissalustiano/comonad_rs against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguissalustiano%2Fcomonad_rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/guissalustiano/comonad_rs [INFO] finished tweaking git repo https://github.com/guissalustiano/comonad_rs [INFO] tweaked toml for git repo https://github.com/guissalustiano/comonad_rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/guissalustiano/comonad_rs on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/guissalustiano/comonad_rs 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fbf7def2d89188fb32c7d81fbe885efccc54d6f973e0b090780ead3c63a450b8 [INFO] running `Command { std: "docker" "start" "-a" "fbf7def2d89188fb32c7d81fbe885efccc54d6f973e0b090780ead3c63a450b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fbf7def2d89188fb32c7d81fbe885efccc54d6f973e0b090780ead3c63a450b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbf7def2d89188fb32c7d81fbe885efccc54d6f973e0b090780ead3c63a450b8", kill_on_drop: false }` [INFO] [stdout] fbf7def2d89188fb32c7d81fbe885efccc54d6f973e0b090780ead3c63a450b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 24b1c6b013e6a796a55691452705fb9088fc1cdac3a6e9b5c75892430eae33e6 [INFO] running `Command { std: "docker" "start" "-a" "24b1c6b013e6a796a55691452705fb9088fc1cdac3a6e9b5c75892430eae33e6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling crossbeam-utils v0.8.4 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling syn v1.0.71 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling approx v0.4.0 [INFO] [stderr] Compiling num-complex v0.3.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling paste v1.0.5 [INFO] [stderr] Compiling gif v0.11.2 [INFO] [stderr] Compiling matrixmultiply v0.3.1 [INFO] [stderr] Compiling bytemuck v1.5.1 [INFO] [stderr] Compiling png v0.16.8 [INFO] [stderr] Compiling simba v0.4.0 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling crossbeam-epoch v0.9.4 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling jpeg-decoder v0.1.22 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Compiling tiff v0.6.1 [INFO] [stderr] Compiling structopt v0.3.21 [INFO] [stderr] Compiling image v0.23.14 [INFO] [stderr] Compiling nalgebra v0.26.2 [INFO] [stderr] Compiling cellular_automata_comonad v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/strip.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 17 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(in_band_lifetimes)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.61.0; see for more information [INFO] [stdout] = note: removed due to unsolved ergonomic questions and added lifetime resolution complexity [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cellular_automata_comonad` (bin "cellular_automata_comonad") due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "24b1c6b013e6a796a55691452705fb9088fc1cdac3a6e9b5c75892430eae33e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24b1c6b013e6a796a55691452705fb9088fc1cdac3a6e9b5c75892430eae33e6", kill_on_drop: false }` [INFO] [stdout] 24b1c6b013e6a796a55691452705fb9088fc1cdac3a6e9b5c75892430eae33e6