[INFO] fetching crate my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds 0.1.9001900190011337808...
[INFO] checking my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds-0.1.9001900190011337808 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds 0.1.9001900190011337808 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds 0.1.9001900190011337808 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 crates.io crate my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds 0.1.9001900190011337808
[INFO] finished tweaking crates.io crate my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds 0.1.9001900190011337808
[INFO] tweaked toml for crates.io crate my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds 0.1.9001900190011337808 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds 0.1.9001900190011337808 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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", 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] 3cfdbcaff6f36c1df29be01bd14f5810885a490a8bd96866b792db3f87c84520
[INFO] running `Command { std: "docker" "start" "-a" "3cfdbcaff6f36c1df29be01bd14f5810885a490a8bd96866b792db3f87c84520", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cfdbcaff6f36c1df29be01bd14f5810885a490a8bd96866b792db3f87c84520", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cfdbcaff6f36c1df29be01bd14f5810885a490a8bd96866b792db3f87c84520", kill_on_drop: false }`
[INFO] [stdout] 3cfdbcaff6f36c1df29be01bd14f5810885a490a8bd96866b792db3f87c84520
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f7d9b9346fab188f0cd183c6d56ac67f2b980e9deaa15507ca3fe9fb6b60431
[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" "8f7d9b9346fab188f0cd183c6d56ac67f2b980e9deaa15507ca3fe9fb6b60431", kill_on_drop: false }`
[INFO] [stderr]     Checking my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds v0.1.9001900190011337808 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/lib.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]   --> src/lib.rs:30:34
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                  ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/lib.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]   --> src/lib.rs:30:34
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                  ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "8f7d9b9346fab188f0cd183c6d56ac67f2b980e9deaa15507ca3fe9fb6b60431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f7d9b9346fab188f0cd183c6d56ac67f2b980e9deaa15507ca3fe9fb6b60431", kill_on_drop: false }`
[INFO] [stdout] 8f7d9b9346fab188f0cd183c6d56ac67f2b980e9deaa15507ca3fe9fb6b60431