[INFO] cloning repository https://github.com/ndmitchell/interpret [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ndmitchell/interpret" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fndmitchell%2Finterpret", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fndmitchell%2Finterpret'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4d52500fc29f8d3e767ffe307c34b0e1611b03ed [INFO] testing ndmitchell/interpret against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fndmitchell%2Finterpret" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ndmitchell/interpret on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-14/source/rust-toolchain [INFO] started tweaking git repo https://github.com/ndmitchell/interpret [INFO] finished tweaking git repo https://github.com/ndmitchell/interpret [INFO] tweaked toml for git repo https://github.com/ndmitchell/interpret written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/ndmitchell/interpret already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5223e567f891f5f8f1bc3742643d1252561e64922c2b47383bf5447ba9c512f7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5223e567f891f5f8f1bc3742643d1252561e64922c2b47383bf5447ba9c512f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5223e567f891f5f8f1bc3742643d1252561e64922c2b47383bf5447ba9c512f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5223e567f891f5f8f1bc3742643d1252561e64922c2b47383bf5447ba9c512f7", kill_on_drop: false }` [INFO] [stdout] 5223e567f891f5f8f1bc3742643d1252561e64922c2b47383bf5447ba9c512f7 [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1bb38df54ddd529a53e6412a81d8fd2477f41c38f94c837c2f99ffb769e01765 [INFO] running `Command { std: "docker" "start" "-a" "1bb38df54ddd529a53e6412a81d8fd2477f41c38f94c837c2f99ffb769e01765", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling const_fn v0.4.4 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling serde_json v1.0.60 [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Compiling half v1.6.0 [INFO] [stderr] Compiling regex-syntax v0.6.21 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling crossbeam-channel v0.5.0 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling criterion-plot v0.4.3 [INFO] [stderr] Compiling crossbeam-epoch v0.9.1 [INFO] [stderr] Compiling regex v1.4.2 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling plotters v0.2.15 [INFO] [stderr] Compiling bstr v0.2.14 [INFO] [stderr] Compiling serde_cbor v0.11.1 [INFO] [stderr] Compiling csv v1.1.5 [INFO] [stderr] Compiling tinytemplate v1.1.0 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling criterion v0.3.3 [INFO] [stderr] Compiling interpret v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(box_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'bench_black_box' [INFO] [stdout] --> src/lib.rs:4:21 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{any::Any, hint::black_box}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #64102 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'bench_black_box' [INFO] [stdout] --> src/lib.rs:34:20 [INFO] [stdout] | [INFO] [stdout] 34 | (self.run)(black_box(self.arg.as_ref())) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #64102 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `interpret` due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "1bb38df54ddd529a53e6412a81d8fd2477f41c38f94c837c2f99ffb769e01765", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1bb38df54ddd529a53e6412a81d8fd2477f41c38f94c837c2f99ffb769e01765", kill_on_drop: false }` [INFO] [stdout] 1bb38df54ddd529a53e6412a81d8fd2477f41c38f94c837c2f99ffb769e01765