[INFO] fetching crate bmx 0.0.2...
[INFO] checking bmx-0.0.2 against try#8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f for pr-114559
[INFO] extracting crate bmx 0.0.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate bmx 0.0.2 on toolchain 8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bmx 0.0.2
[INFO] finished tweaking crates.io crate bmx 0.0.2
[INFO] tweaked toml for crates.io crate bmx 0.0.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0eaae7e100b2d97aba74195c347c756ddcf1b2b73689f776254f1070c209a6bf
[INFO] running `Command { std: "docker" "start" "-a" "0eaae7e100b2d97aba74195c347c756ddcf1b2b73689f776254f1070c209a6bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0eaae7e100b2d97aba74195c347c756ddcf1b2b73689f776254f1070c209a6bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eaae7e100b2d97aba74195c347c756ddcf1b2b73689f776254f1070c209a6bf", kill_on_drop: false }`
[INFO] [stdout] 0eaae7e100b2d97aba74195c347c756ddcf1b2b73689f776254f1070c209a6bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f04279f383cf0655e30eda981eaaf80c4cc95ae26c417108f72fdbd80aeaf57
[INFO] running `Command { std: "docker" "start" "-a" "0f04279f383cf0655e30eda981eaaf80c4cc95ae26c417108f72fdbd80aeaf57", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexpr-macros v0.2.2
[INFO] [stderr]     Checking lexpr v0.2.7
[INFO] [stderr]     Checking bmx v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `root_id` and `branch_ids` are never read
[INFO] [stdout]    --> src/forest.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |     NoSuchBranch {
[INFO] [stdout]     |     ------------ fields in this variant
[INFO] [stdout] 103 |         root_name: Ident,
[INFO] [stdout] 104 |         root_id: NodeId,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 105 |         branch_ids: Vec<usize>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tree` is never read
[INFO] [stdout]    --> src/exec.rs:732:5
[INFO] [stdout]     |
[INFO] [stdout] 731 | pub struct BranchIter<'a> {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] 732 |     tree: &'a Tree,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `BranchIter` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `roots` is never read
[INFO] [stdout]    --> src/exec.rs:858:5
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct PreparedRoot {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 857 |     root_id: ExecNodeId,
[INFO] [stdout] 858 |     roots: HashMap<NodeId, ExecNodeId>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PreparedRoot` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `root_id` and `branch_ids` are never read
[INFO] [stdout]    --> src/forest.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |     NoSuchBranch {
[INFO] [stdout]     |     ------------ fields in this variant
[INFO] [stdout] 103 |         root_name: Ident,
[INFO] [stdout] 104 |         root_id: NodeId,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 105 |         branch_ids: Vec<usize>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tree` is never read
[INFO] [stdout]    --> src/exec.rs:732:5
[INFO] [stdout]     |
[INFO] [stdout] 731 | pub struct BranchIter<'a> {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] 732 |     tree: &'a Tree,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `BranchIter` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `roots` is never read
[INFO] [stdout]    --> src/exec.rs:858:5
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct PreparedRoot {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 857 |     root_id: ExecNodeId,
[INFO] [stdout] 858 |     roots: HashMap<NodeId, ExecNodeId>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PreparedRoot` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "0f04279f383cf0655e30eda981eaaf80c4cc95ae26c417108f72fdbd80aeaf57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f04279f383cf0655e30eda981eaaf80c4cc95ae26c417108f72fdbd80aeaf57", kill_on_drop: false }`
[INFO] [stdout] 0f04279f383cf0655e30eda981eaaf80c4cc95ae26c417108f72fdbd80aeaf57
