[INFO] cloning repository https://github.com/samrat/rusl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samrat/rusl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamrat%2Frusl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamrat%2Frusl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ba0f772f1cba32e0751770cb63cfc065b7a6a66
[INFO] checking samrat/rusl against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamrat%2Frusl" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samrat/rusl on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/samrat/rusl
[INFO] finished tweaking git repo https://github.com/samrat/rusl
[INFO] tweaked toml for git repo https://github.com/samrat/rusl written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/samrat/rusl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb40c29ef530ef36717a5d86ed1a92834f1ec59d5c9530b25044e2b3318d2de2
[INFO] running `Command { std: "docker" "start" "-a" "fb40c29ef530ef36717a5d86ed1a92834f1ec59d5c9530b25044e2b3318d2de2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb40c29ef530ef36717a5d86ed1a92834f1ec59d5c9530b25044e2b3318d2de2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb40c29ef530ef36717a5d86ed1a92834f1ec59d5c9530b25044e2b3318d2de2", kill_on_drop: false }`
[INFO] [stdout] fb40c29ef530ef36717a5d86ed1a92834f1ec59d5c9530b25044e2b3318d2de2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea4b18f6a6c1e457e898cd2966d5e3c46eaa2ea37190231dc9d0300182173bc1
[INFO] running `Command { std: "docker" "start" "-a" "ea4b18f6a6c1e457e898cd2966d5e3c46eaa2ea37190231dc9d0300182173bc1", kill_on_drop: false }`
[INFO] [stderr]     Checking log v0.3.7
[INFO] [stderr]     Checking rusl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `main`
[INFO] [stdout]    --> src/parser.rs:169:4
[INFO] [stdout]     |
[INFO] [stdout] 169 | fn main() {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ensure_bool`
[INFO] [stdout]    --> src/x86.rs:148:4
[INFO] [stdout]     |
[INFO] [stdout] 148 | fn ensure_bool(a: X86Arg) -> Vec<X86> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `main`
[INFO] [stdout]    --> src/parser.rs:169:4
[INFO] [stdout]     |
[INFO] [stdout] 169 | fn main() {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ensure_bool`
[INFO] [stdout]    --> src/x86.rs:148:4
[INFO] [stdout]     |
[INFO] [stdout] 148 | fn ensure_bool(a: X86Arg) -> Vec<X86> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "ea4b18f6a6c1e457e898cd2966d5e3c46eaa2ea37190231dc9d0300182173bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea4b18f6a6c1e457e898cd2966d5e3c46eaa2ea37190231dc9d0300182173bc1", kill_on_drop: false }`
[INFO] [stdout] ea4b18f6a6c1e457e898cd2966d5e3c46eaa2ea37190231dc9d0300182173bc1