[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#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmakarchuk%2Felmo" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/makarchuk/elmo on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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-2/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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57b589670edb13aaa0452dd0dc7d0938e3b6417e9e5ac305c4f0d95a90015879
[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" "57b589670edb13aaa0452dd0dc7d0938e3b6417e9e5ac305c4f0d95a90015879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57b589670edb13aaa0452dd0dc7d0938e3b6417e9e5ac305c4f0d95a90015879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57b589670edb13aaa0452dd0dc7d0938e3b6417e9e5ac305c4f0d95a90015879", kill_on_drop: false }`
[INFO] [stdout] 57b589670edb13aaa0452dd0dc7d0938e3b6417e9e5ac305c4f0d95a90015879
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ba91a2439b9e61b721d09bb80b7e24ee2f8f6f88f37a51fb88bf7c4d96d36cbb
[INFO] running `Command { std: "docker" "start" "-a" "ba91a2439b9e61b721d09bb80b7e24ee2f8f6f88f37a51fb88bf7c4d96d36cbb", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling cc v1.0.35
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking rustc-demangle v0.1.14
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling openssl v0.10.20
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]     Checking tokio-trace-core v0.1.0
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking tokio-sync v0.1.5
[INFO] [stderr]     Checking miniz_oxide v0.2.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]    Compiling libc v0.2.53
[INFO] [stderr]    Compiling proc-macro2 v0.4.28
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking encoding_rs v0.8.17
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.3.0
[INFO] [stderr]     Checking tokio-executor v0.1.7
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]    Compiling openssl-sys v0.9.43
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.17
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.14
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking publicsuffix v1.5.2
[INFO] [stderr]     Checking tokio v0.1.19
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking h2 v0.1.18
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking hyper v0.12.27
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde v1.0.90
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking cookie_store v0.5.1
[INFO] [stderr]     Checking reqwest v0.9.15
[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 38s
[INFO] running `Command { std: "docker" "inspect" "ba91a2439b9e61b721d09bb80b7e24ee2f8f6f88f37a51fb88bf7c4d96d36cbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba91a2439b9e61b721d09bb80b7e24ee2f8f6f88f37a51fb88bf7c4d96d36cbb", kill_on_drop: false }`
[INFO] [stdout] ba91a2439b9e61b721d09bb80b7e24ee2f8f6f88f37a51fb88bf7c4d96d36cbb