[INFO] updating cached repository https://github.com/peterpajchl/cli-code-generator-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 037acd67368f2e998551bf354a133d5167e0511a
[INFO] checking peterpajchl/cli-code-generator-rust against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterpajchl%2Fcli-code-generator-rust" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/peterpajchl/cli-code-generator-rust on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/peterpajchl/cli-code-generator-rust
[INFO] finished tweaking git repo https://github.com/peterpajchl/cli-code-generator-rust
[INFO] tweaked toml for git repo https://github.com/peterpajchl/cli-code-generator-rust written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/peterpajchl/cli-code-generator-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] a51ba7187fc75353a440299d04123cc4d55f3ae8520dcfb78c24b53a786ef9d9
[INFO] running `"docker" "start" "-a" "a51ba7187fc75353a440299d04123cc4d55f3ae8520dcfb78c24b53a786ef9d9"`
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]     Checking crossterm_utils v0.1.0
[INFO] [stderr]     Checking crossterm_cursor v0.1.0
[INFO] [stderr]     Checking crossterm_screen v0.1.0
[INFO] [stderr]     Checking crossterm_input v0.1.0
[INFO] [stderr]     Checking crossterm_style v0.2.0
[INFO] [stderr]     Checking crossterm_terminal v0.1.0
[INFO] [stderr]     Checking crossterm v0.7.0
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]     Checking structopt v0.2.15
[INFO] [stderr]     Checking codegen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `Attribute`, `Colored`, `Styler`
[INFO] [stderr]   --> src/main.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 | use crossterm::{Colored, Color, Colorize, Styler, Attribute};
[INFO] [stderr]    |                 ^^^^^^^                   ^^^^^^  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Attribute`, `Colored`, `Styler`
[INFO] [stderr]   --> src/main.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 | use crossterm::{Colored, Color, Colorize, Styler, Attribute};
[INFO] [stderr]    |                 ^^^^^^^                   ^^^^^^  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.87s
[INFO] running `"docker" "inspect" "a51ba7187fc75353a440299d04123cc4d55f3ae8520dcfb78c24b53a786ef9d9"`
[INFO] running `"docker" "rm" "-f" "a51ba7187fc75353a440299d04123cc4d55f3ae8520dcfb78c24b53a786ef9d9"`
[INFO] [stdout] a51ba7187fc75353a440299d04123cc4d55f3ae8520dcfb78c24b53a786ef9d9