[INFO] cloning repository https://github.com/ShisoftResearch/Nebuchadnezzar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ShisoftResearch/Nebuchadnezzar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShisoftResearch%2FNebuchadnezzar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShisoftResearch%2FNebuchadnezzar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aab323afad665720ea1b9e2a60432fc1796b122a
[INFO] checking ShisoftResearch/Nebuchadnezzar against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShisoftResearch%2FNebuchadnezzar" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ShisoftResearch/Nebuchadnezzar on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ShisoftResearch/Nebuchadnezzar
[INFO] finished tweaking git repo https://github.com/ShisoftResearch/Nebuchadnezzar
[INFO] tweaked toml for git repo https://github.com/ShisoftResearch/Nebuchadnezzar written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ShisoftResearch/Nebuchadnezzar already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Updating git repository `https://github.com/ShisoftResearch/Dovahkiin`
[INFO] [stderr]     Updating git repository `https://github.com/ShisoftResearch/Hermes.git`
[INFO] [stderr]     Updating git repository `https://github.com/ShisoftResearch/Lightning.git`
[INFO] [stderr]  Downloading crates ...
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[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5a9bc1cad18b3a5ab74c697e64bf1a63e2063aa07f593500e66e31743547bab
[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" "e5a9bc1cad18b3a5ab74c697e64bf1a63e2063aa07f593500e66e31743547bab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5a9bc1cad18b3a5ab74c697e64bf1a63e2063aa07f593500e66e31743547bab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5a9bc1cad18b3a5ab74c697e64bf1a63e2063aa07f593500e66e31743547bab", kill_on_drop: false }`
[INFO] [stdout] e5a9bc1cad18b3a5ab74c697e64bf1a63e2063aa07f593500e66e31743547bab
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22ca57999a5d85edb39430422cdf980949c0b02132d5e40d25ae131888e3a355
[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" "22ca57999a5d85edb39430422cdf980949c0b02132d5e40d25ae131888e3a355", kill_on_drop: false }`
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[INFO] [stderr]    Compiling bifrost_plugins v0.1.0 (https://github.com/shisoft/bifrost?branch=develop#41cdaa4d)
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[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking lightning v0.2.0 (https://github.com/ShisoftResearch/Lightning.git?branch=develop#7fd24389)
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking hermes v0.1.0 (https://github.com/ShisoftResearch/Hermes.git#200255cb)
[INFO] [stderr]     Checking bifrost v0.1.0 (https://github.com/shisoft/bifrost?branch=develop#41cdaa4d)
[INFO] [stderr]     Checking dovahkiin v0.1.0 (https://github.com/ShisoftResearch/Dovahkiin?branch=develop#b7e58f96)
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[INFO] [stdout] warning: unused variable: `field_id`
[INFO] [stdout]   --> src/index/builder.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let field_id = hash_str(&index.fields);
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_field_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ranged`
[INFO] [stdout]   --> src/index/builder.rs:54:35
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 IndexMeta::Ranged(ranged) => {}
[INFO] [stdout]    |                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ranged`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old_indices`
[INFO] [stdout]   --> src/index/builder.rs:48:53
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn ensure_indices(cell: &Cell, schema: &Schema, old_indices: Option<Vec<IndexRes>>) {
[INFO] [stdout]    |                                                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_indices`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]   --> src/index/builder.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 |             for val in array {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `field_id`
[INFO] [stdout]   --> src/index/builder.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let field_id = hash_str(&index.fields);
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_field_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ranged`
[INFO] [stdout]   --> src/index/builder.rs:54:35
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 IndexMeta::Ranged(ranged) => {}
[INFO] [stdout]    |                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ranged`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old_indices`
[INFO] [stdout]   --> src/index/builder.rs:48:53
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn ensure_indices(cell: &Cell, schema: &Schema, old_indices: Option<Vec<IndexRes>>) {
[INFO] [stdout]    |                                                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_indices`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]   --> src/index/builder.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 |             for val in array {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `key`
[INFO] [stdout]   --> src/index/builder.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     key: EntryKey,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/index/builder.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     id: Id,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cell_id`
[INFO] [stdout]   --> src/index/builder.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     cell_id: Id,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `feature`
[INFO] [stdout]   --> src/index/builder.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     feature: Feature,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data_width`
[INFO] [stdout]   --> src/index/builder.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     data_width: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cell_ver`
[INFO] [stdout]   --> src/index/builder.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     cell_ver: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `key`
[INFO] [stdout]   --> src/index/builder.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     key: EntryKey,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/index/builder.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     id: Id,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cell_id`
[INFO] [stdout]   --> src/index/builder.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     cell_id: Id,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `feature`
[INFO] [stdout]   --> src/index/builder.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     feature: Feature,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data_width`
[INFO] [stdout]   --> src/index/builder.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     data_width: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cell_ver`
[INFO] [stdout]   --> src/index/builder.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     cell_ver: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `Command { std: "docker" "inspect" "22ca57999a5d85edb39430422cdf980949c0b02132d5e40d25ae131888e3a355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22ca57999a5d85edb39430422cdf980949c0b02132d5e40d25ae131888e3a355", kill_on_drop: false }`
[INFO] [stdout] 22ca57999a5d85edb39430422cdf980949c0b02132d5e40d25ae131888e3a355