[INFO] cloning repository https://github.com/makarchuk/elmo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/makarchuk/elmo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmakarchuk%2Felmo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmakarchuk%2Felmo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0cb3389f352e5e3ab7e476b08111d3e4c3e54eb3
[INFO] checking makarchuk/elmo against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmakarchuk%2Felmo" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/makarchuk/elmo on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/makarchuk/elmo
[INFO] finished tweaking git repo https://github.com/makarchuk/elmo
[INFO] tweaked toml for git repo https://github.com/makarchuk/elmo written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/makarchuk/elmo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 346afec192aee5a2ab593d127767adbfc26cff982d0de0dbd425889e5ae64422
[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" "346afec192aee5a2ab593d127767adbfc26cff982d0de0dbd425889e5ae64422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "346afec192aee5a2ab593d127767adbfc26cff982d0de0dbd425889e5ae64422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "346afec192aee5a2ab593d127767adbfc26cff982d0de0dbd425889e5ae64422", kill_on_drop: false }`
[INFO] [stdout] 346afec192aee5a2ab593d127767adbfc26cff982d0de0dbd425889e5ae64422
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e11a4d4a7c2fb25fa96899cb2282cf9f9e1e3063fd779e95432a782e6ea18199
[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" "e11a4d4a7c2fb25fa96899cb2282cf9f9e1e3063fd779e95432a782e6ea18199", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.53
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
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[INFO] [stderr]     Checking tokio-sync v0.1.5
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[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking tokio v0.1.19
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
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[INFO] [stderr]     Checking h2 v0.1.18
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling failure_derive v0.1.5
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[INFO] [stderr]     Checking hyper v0.12.27
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[INFO] [stderr]     Checking serde v1.0.90
[INFO] [stderr]     Checking serde_json v1.0.39
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[INFO] [stderr]     Checking cookie_store v0.5.1
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[INFO] [stderr]     Checking elmo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/monitoring/sharp_decrease.rs:24:33
[INFO] [stdout]    |
[INFO] [stdout] 24 |     ) -> Result<Vec<Alert>, Box<Error>> {
[INFO] [stdout]    |                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::alert::Alert`
[INFO] [stdout]  --> src/monitoring/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::alert::Alert;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/monitoring/sharp_decrease.rs:24:33
[INFO] [stdout]    |
[INFO] [stdout] 24 |     ) -> Result<Vec<Alert>, Box<Error>> {
[INFO] [stdout]    |                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::alert::Alert`
[INFO] [stdout]  --> src/monitoring/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::alert::Alert;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `base_url`
[INFO] [stdout]   --> src/elasticsearch/queries/mod.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     base_url: reqwest::Url,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `aggregations`
[INFO] [stdout]   --> src/elasticsearch/queries/mod.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     aggregations: Aggregations,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `group_by_key`
[INFO] [stdout]   --> src/elasticsearch/queries/mod.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     group_by_key: GroupByKey,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `key`
[INFO] [stdout]   --> src/elasticsearch/queries/mod.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     key: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `doc_count`
[INFO] [stdout]   --> src/elasticsearch/queries/mod.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     doc_count: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `doc_count_error_upper_bound`
[INFO] [stdout]   --> src/elasticsearch/queries/mod.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     doc_count_error_upper_bound: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sum_other_doc_count`
[INFO] [stdout]   --> src/elasticsearch/queries/mod.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 |     sum_other_doc_count: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `buckets`
[INFO] [stdout]   --> src/elasticsearch/queries/mod.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     buckets: Vec<Buckets>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `base_url`
[INFO] [stdout]   --> src/elasticsearch/queries/mod.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     base_url: reqwest::Url,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `aggregations`
[INFO] [stdout]   --> src/elasticsearch/queries/mod.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     aggregations: Aggregations,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `group_by_key`
[INFO] [stdout]   --> src/elasticsearch/queries/mod.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     group_by_key: GroupByKey,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `key`
[INFO] [stdout]   --> src/elasticsearch/queries/mod.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     key: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `doc_count`
[INFO] [stdout]   --> src/elasticsearch/queries/mod.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     doc_count: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `doc_count_error_upper_bound`
[INFO] [stdout]   --> src/elasticsearch/queries/mod.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     doc_count_error_upper_bound: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sum_other_doc_count`
[INFO] [stdout]   --> src/elasticsearch/queries/mod.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 |     sum_other_doc_count: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `buckets`
[INFO] [stdout]   --> src/elasticsearch/queries/mod.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     buckets: Vec<Buckets>,
[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 05s
[INFO] running `Command { std: "docker" "inspect" "e11a4d4a7c2fb25fa96899cb2282cf9f9e1e3063fd779e95432a782e6ea18199", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e11a4d4a7c2fb25fa96899cb2282cf9f9e1e3063fd779e95432a782e6ea18199", kill_on_drop: false }`
[INFO] [stdout] e11a4d4a7c2fb25fa96899cb2282cf9f9e1e3063fd779e95432a782e6ea18199