[INFO] cloning repository https://github.com/g2xpf/roman_numerals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g2xpf/roman_numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals/refs/tags: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/g2xpf/roman_numerals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g2xpf/roman_numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/description' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals/description': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 2) [INFO] cloning repository https://github.com/g2xpf/roman_numerals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g2xpf/roman_numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 3) [INFO] cloning repository https://github.com/g2xpf/roman_numerals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g2xpf/roman_numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 4) [INFO] cloning repository https://github.com/g2xpf/roman_numerals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g2xpf/roman_numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 5) [INFO] cloning repository https://github.com/g2xpf/roman_numerals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g2xpf/roman_numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 6) [INFO] cloning repository https://github.com/g2xpf/roman_numerals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g2xpf/roman_numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 7) [INFO] cloning repository https://github.com/g2xpf/roman_numerals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g2xpf/roman_numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 8) [INFO] cloning repository https://github.com/g2xpf/roman_numerals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g2xpf/roman_numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 9) [INFO] cloning repository https://github.com/g2xpf/roman_numerals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g2xpf/roman_numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 10) [INFO] cloning repository https://github.com/g2xpf/roman_numerals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g2xpf/roman_numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 11) [INFO] cloning repository https://github.com/g2xpf/roman_numerals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g2xpf/roman_numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 12) [INFO] cloning repository https://github.com/g2xpf/roman_numerals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g2xpf/roman_numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals'... [INFO] [stderr] error: unable to write symref for HEAD: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 13) [INFO] cloning repository https://github.com/g2xpf/roman_numerals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g2xpf/roman_numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/pre-merge-commit.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals/hooks/pre-merge-commit.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 14) [INFO] cloning repository https://github.com/g2xpf/roman_numerals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g2xpf/roman_numerals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f6a8373f80cef8b980c266bbfeec16426aa49856 [INFO] checking g2xpf/roman_numerals against try#b2fb67b8b6007ced9ad3f3b752a6fec899e7859c for pr-138915 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/g2xpf/roman_numerals on toolchain b2fb67b8b6007ced9ad3f3b752a6fec899e7859c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/g2xpf/roman_numerals [INFO] finished tweaking git repo https://github.com/g2xpf/roman_numerals [INFO] tweaked toml for git repo https://github.com/g2xpf/roman_numerals written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/g2xpf/roman_numerals 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" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/5fe6c394a1f48943e1d601335a1990e1f996ca2718e7b2d16139c93dcdf76dd0/work: no space left on device [INFO] checking g2xpf/roman_numerals against try#b2fb67b8b6007ced9ad3f3b752a6fec899e7859c for pr-138915 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] [stderr] error: unable to write symref for HEAD: No space left on device [INFO] [stderr] fatal: unable to update HEAD [INFO] checking g2xpf/roman_numerals against try#b2fb67b8b6007ced9ad3f3b752a6fec899e7859c for pr-138915 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg2xpf%2Froman_numerals" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/g2xpf/roman_numerals on toolchain b2fb67b8b6007ced9ad3f3b752a6fec899e7859c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/g2xpf/roman_numerals [INFO] finished tweaking git repo https://github.com/g2xpf/roman_numerals [INFO] tweaked toml for git repo https://github.com/g2xpf/roman_numerals written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/g2xpf/roman_numerals 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" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2cd8278cc00e92d27122640a9af177bcc187c6156a25960072c1eb5fb616525a [INFO] running `Command { std: "docker" "start" "-a" "2cd8278cc00e92d27122640a9af177bcc187c6156a25960072c1eb5fb616525a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2cd8278cc00e92d27122640a9af177bcc187c6156a25960072c1eb5fb616525a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2cd8278cc00e92d27122640a9af177bcc187c6156a25960072c1eb5fb616525a", kill_on_drop: false }` [INFO] [stdout] 2cd8278cc00e92d27122640a9af177bcc187c6156a25960072c1eb5fb616525a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 713e6046f23fed2858a9545a2ac602807cc6066cbb0c7382a04a187bbe1216b2 [INFO] running `Command { std: "docker" "start" "-a" "713e6046f23fed2858a9545a2ac602807cc6066cbb0c7382a04a187bbe1216b2", kill_on_drop: false }` [INFO] [stderr] Checking roman_numerals v0.1.0 (/opt/rustwide/workdir/roman_numerals) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> roman_numerals/src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(plugin_registrar, rustc_private)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: plugins are no longer supported [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0462]: found staticlib `rustc` instead of rlib or dylib [INFO] [stdout] --> roman_numerals/src/lib.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | extern crate rustc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the following crate versions were found: [INFO] [stdout] crate `rustc`: /opt/rustwide/rustup-home/toolchains/b2fb67b8b6007ced9ad3f3b752a6fec899e7859c/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.asan.a [INFO] [stdout] crate `rustc`: /opt/rustwide/rustup-home/toolchains/b2fb67b8b6007ced9ad3f3b752a6fec899e7859c/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.dfsan.a [INFO] [stdout] crate `rustc`: /opt/rustwide/rustup-home/toolchains/b2fb67b8b6007ced9ad3f3b752a6fec899e7859c/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.lsan.a [INFO] [stdout] crate `rustc`: /opt/rustwide/rustup-home/toolchains/b2fb67b8b6007ced9ad3f3b752a6fec899e7859c/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.msan.a [INFO] [stdout] crate `rustc`: /opt/rustwide/rustup-home/toolchains/b2fb67b8b6007ced9ad3f3b752a6fec899e7859c/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.safestack.a [INFO] [stdout] crate `rustc`: /opt/rustwide/rustup-home/toolchains/b2fb67b8b6007ced9ad3f3b752a6fec899e7859c/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.tsan.a [INFO] [stdout] = help: please recompile that crate using --crate-type lib [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_driver` [INFO] [stdout] --> roman_numerals/src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate rustc_driver; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_plugin` [INFO] [stdout] --> roman_numerals/src/lib.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate rustc_plugin; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `syntax` [INFO] [stdout] --> roman_numerals/src/lib.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | extern crate syntax; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `syntax_pos` [INFO] [stdout] --> roman_numerals/src/lib.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | extern crate syntax_pos; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `plugin_registrar` in this scope [INFO] [stdout] --> roman_numerals/src/lib.rs:78:3 [INFO] [stdout] | [INFO] [stdout] 78 | #[plugin_registrar] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `plugin_registrar` is in scope, but it is a function, not an attribute [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0462, E0463, E0557. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0462`. [INFO] [stdout] [INFO] [stderr] error: could not compile `roman_numerals` (lib) due to 7 previous errors [INFO] running `Command { std: "docker" "inspect" "713e6046f23fed2858a9545a2ac602807cc6066cbb0c7382a04a187bbe1216b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "713e6046f23fed2858a9545a2ac602807cc6066cbb0c7382a04a187bbe1216b2", kill_on_drop: false }` [INFO] [stdout] 713e6046f23fed2858a9545a2ac602807cc6066cbb0c7382a04a187bbe1216b2