[INFO] fetching crate iso-639 0.1.0...
[INFO] checking iso-639-0.1.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate iso-639 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate iso-639 0.1.0
[INFO] finished tweaking crates.io crate iso-639 0.1.0
[INFO] tweaked toml for crates.io crate iso-639 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate iso-639 0.1.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 702c1a33dd219d4a29f52207ae1678b990c47e88100c20f5a3b31a1c4cea61b0
[INFO] running `Command { std: "docker" "start" "-a" "702c1a33dd219d4a29f52207ae1678b990c47e88100c20f5a3b31a1c4cea61b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "702c1a33dd219d4a29f52207ae1678b990c47e88100c20f5a3b31a1c4cea61b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "702c1a33dd219d4a29f52207ae1678b990c47e88100c20f5a3b31a1c4cea61b0", kill_on_drop: false }`
[INFO] [stdout] 702c1a33dd219d4a29f52207ae1678b990c47e88100c20f5a3b31a1c4cea61b0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fbd745bb8480597f6ae22b596bf94e766146f18a1a67df79102ad76e6f0366c
[INFO] running `Command { std: "docker" "start" "-a" "8fbd745bb8480597f6ae22b596bf94e766146f18a1a67df79102ad76e6f0366c", kill_on_drop: false }`
[INFO] [stderr]     Checking iso-639 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/languages.rs:3612:13
[INFO] [stdout]      |
[INFO] [stdout] 3612 |             _ => None,
[INFO] [stdout]      |             ^ no value can reach this
[INFO] [stdout]      |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]     --> src/languages.rs:3612:13
[INFO] [stdout]      |
[INFO] [stdout] 3126 |             Language::Abkhazian => Some("abk"),
[INFO] [stdout]      |             ------------------- matches some of the same values
[INFO] [stdout] 3127 |             Language::Achinese => Some("ace"),
[INFO] [stdout]      |             ------------------ matches some of the same values
[INFO] [stdout] 3128 |             Language::Acoli => Some("ach"),
[INFO] [stdout]      |             --------------- matches some of the same values
[INFO] [stdout] 3129 |             Language::Adangme => Some("ada"),
[INFO] [stdout]      |             ----------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 3612 |             _ => None,
[INFO] [stdout]      |             ^ ...and 482 other patterns collectively make this unreachable
[INFO] [stdout]      = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/languages.rs:3612:13
[INFO] [stdout]      |
[INFO] [stdout] 3612 |             _ => None,
[INFO] [stdout]      |             ^ no value can reach this
[INFO] [stdout]      |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]     --> src/languages.rs:3612:13
[INFO] [stdout]      |
[INFO] [stdout] 3126 |             Language::Abkhazian => Some("abk"),
[INFO] [stdout]      |             ------------------- matches some of the same values
[INFO] [stdout] 3127 |             Language::Achinese => Some("ace"),
[INFO] [stdout]      |             ------------------ matches some of the same values
[INFO] [stdout] 3128 |             Language::Acoli => Some("ach"),
[INFO] [stdout]      |             --------------- matches some of the same values
[INFO] [stdout] 3129 |             Language::Adangme => Some("ada"),
[INFO] [stdout]      |             ----------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 3612 |             _ => None,
[INFO] [stdout]      |             ^ ...and 482 other patterns collectively make this unreachable
[INFO] [stdout]      = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "8fbd745bb8480597f6ae22b596bf94e766146f18a1a67df79102ad76e6f0366c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fbd745bb8480597f6ae22b596bf94e766146f18a1a67df79102ad76e6f0366c", kill_on_drop: false }`
[INFO] [stdout] 8fbd745bb8480597f6ae22b596bf94e766146f18a1a67df79102ad76e6f0366c