[INFO] cloning repository https://github.com/marcesquerra/cases
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marcesquerra/cases" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcesquerra%2Fcases", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcesquerra%2Fcases'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d68c316581ef2cd4cd0a36c4825487e80f99b5bb
[INFO] checking marcesquerra/cases against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcesquerra%2Fcases" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/marcesquerra/cases on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/marcesquerra/cases
[INFO] finished tweaking git repo https://github.com/marcesquerra/cases
[INFO] tweaked toml for git repo https://github.com/marcesquerra/cases written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/marcesquerra/cases already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e36fa4b399042a63f9aeb43d2425e6be87640c585b313639e38e4d2eeaffb8c0
[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" "e36fa4b399042a63f9aeb43d2425e6be87640c585b313639e38e4d2eeaffb8c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e36fa4b399042a63f9aeb43d2425e6be87640c585b313639e38e4d2eeaffb8c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e36fa4b399042a63f9aeb43d2425e6be87640c585b313639e38e4d2eeaffb8c0", kill_on_drop: false }`
[INFO] [stdout] e36fa4b399042a63f9aeb43d2425e6be87640c585b313639e38e4d2eeaffb8c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffea7f9e347b93ee44becc5564a7eb617f63c5130bd675f9b12d645475e09f13
[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" "ffea7f9e347b93ee44becc5564a7eb617f63c5130bd675f9b12d645475e09f13", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]    Compiling nom v5.0.0
[INFO] [stderr]    Compiling stackvector v1.0.6
[INFO] [stderr]    Compiling lexical-core v0.4.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking cases v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `any_segment_short`
[INFO] [stdout]    --> src/parser.rs:129:4
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn any_segment_short(input: &str) -> IResult<&str, String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Upper`
[INFO] [stdout]    --> src/parser.rs:306:3
[INFO] [stdout]     |
[INFO] [stdout] 306 |   Upper,
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Lower`
[INFO] [stdout]    --> src/parser.rs:307:3
[INFO] [stdout]     |
[INFO] [stdout] 307 |   Lower,
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `any_segment_short`
[INFO] [stdout]    --> src/parser.rs:129:4
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn any_segment_short(input: &str) -> IResult<&str, String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.00s
[INFO] running `Command { std: "docker" "inspect" "ffea7f9e347b93ee44becc5564a7eb617f63c5130bd675f9b12d645475e09f13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffea7f9e347b93ee44becc5564a7eb617f63c5130bd675f9b12d645475e09f13", kill_on_drop: false }`
[INFO] [stdout] ffea7f9e347b93ee44becc5564a7eb617f63c5130bd675f9b12d645475e09f13