[INFO] fetching crate more-options 3.3.0...
[INFO] checking more-options-3.3.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate more-options 3.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate more-options 3.3.0
[INFO] finished tweaking crates.io crate more-options 3.3.0
[INFO] tweaked toml for crates.io crate more-options 3.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate more-options 3.3.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 62 packages to latest compatible versions
[INFO] [stderr]       Adding test-case v2.2.2 (available: v3.3.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29ff16d05330a1593d5a3e0c3d759c806384beeecd0625898472ab9f888b4d46
[INFO] running `Command { std: "docker" "start" "-a" "29ff16d05330a1593d5a3e0c3d759c806384beeecd0625898472ab9f888b4d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29ff16d05330a1593d5a3e0c3d759c806384beeecd0625898472ab9f888b4d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ff16d05330a1593d5a3e0c3d759c806384beeecd0625898472ab9f888b4d46", kill_on_drop: false }`
[INFO] [stdout] 29ff16d05330a1593d5a3e0c3d759c806384beeecd0625898472ab9f888b4d46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96d8ceb3c9e9ef82efde9bf7c5e641edfe906b0074be5a8986a8165f9ceb354d
[INFO] running `Command { std: "docker" "start" "-a" "96d8ceb3c9e9ef82efde9bf7c5e641edfe906b0074be5a8986a8165f9ceb354d", kill_on_drop: false }`
[INFO] [stderr]     Checking more-di v3.1.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling test-case-macros v2.2.2
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking notify v6.1.1
[INFO] [stderr]     Checking more-changetoken v2.0.0
[INFO] [stderr]     Checking test-case v2.2.2
[INFO] [stderr]     Checking more-options v3.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/monitor.rs:10:35
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Subscription<T: Value>(Arc<dyn Fn(Option<&str>, Ref<T>) + Send + Sync>);
[INFO] [stdout]    |            ------------           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking serde_json v1.0.143
[INFO] [stderr]     Checking more-config v2.1.5
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/monitor.rs:10:35
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Subscription<T: Value>(Arc<dyn Fn(Option<&str>, Ref<T>) + Send + Sync>);
[INFO] [stdout]    |            ------------           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.20s
[INFO] running `Command { std: "docker" "inspect" "96d8ceb3c9e9ef82efde9bf7c5e641edfe906b0074be5a8986a8165f9ceb354d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96d8ceb3c9e9ef82efde9bf7c5e641edfe906b0074be5a8986a8165f9ceb354d", kill_on_drop: false }`
[INFO] [stdout] 96d8ceb3c9e9ef82efde9bf7c5e641edfe906b0074be5a8986a8165f9ceb354d