[INFO] cloning repository https://github.com/rappet/lookout
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rappet/lookout" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frappet%2Flookout", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frappet%2Flookout'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6dcd19783326c0be0227e42e06f4e8724320853
[INFO] checking rappet/lookout against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frappet%2Flookout" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rappet/lookout on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rappet/lookout
[INFO] finished tweaking git repo https://github.com/rappet/lookout
[INFO] tweaked toml for git repo https://github.com/rappet/lookout written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/rappet/lookout already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 396f09570dadc3d9b58a5603c8ed1878d450b61beb6ef226d575c107eda14bba
[INFO] running `Command { std: "docker" "start" "-a" "396f09570dadc3d9b58a5603c8ed1878d450b61beb6ef226d575c107eda14bba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "396f09570dadc3d9b58a5603c8ed1878d450b61beb6ef226d575c107eda14bba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "396f09570dadc3d9b58a5603c8ed1878d450b61beb6ef226d575c107eda14bba", kill_on_drop: false }`
[INFO] [stdout] 396f09570dadc3d9b58a5603c8ed1878d450b61beb6ef226d575c107eda14bba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e0f061fd3a6984b62d67ce7b9f14d85b4d37c0c5124979893ae42a25e328a9a
[INFO] running `Command { std: "docker" "start" "-a" "4e0f061fd3a6984b62d67ce7b9f14d85b4d37c0c5124979893ae42a25e328a9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]     Checking quick-error v1.2.2
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[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling encoding_rs v0.8.20
[INFO] [stderr]     Checking mime v0.3.14
[INFO] [stderr]    Compiling ucd-trie v0.1.2
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[INFO] [stderr]     Checking deunicode v0.4.3
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[INFO] [stderr]     Checking tokio-sync v0.1.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-integer v0.1.41
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[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking idna v0.1.5
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[INFO] [stderr]     Checking threadpool v1.7.1
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[INFO] [stderr]     Checking parking_lot_core v0.6.2
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[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking rand_core v0.5.1
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[INFO] [stderr]     Checking string v0.2.1
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[INFO] [stderr]     Checking rand_chacha v0.2.1
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[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]    Compiling pest_meta v2.1.2
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking tokio-codec v0.1.1
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[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking tokio-reactor v0.1.10
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[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling v_escape_derive v0.5.6
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking v_escape v0.7.4
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling enum-as-inner v0.2.1
[INFO] [stderr]    Compiling actix-web-codegen v0.1.2
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking trust-dns-proto v0.7.4
[INFO] [stderr]     Checking trust-dns-resolver v0.11.1
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[INFO] [stderr]     Checking actix-rt v0.2.5
[INFO] [stderr]     Checking actix-connect v0.2.5
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[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking actix-router v0.1.5
[INFO] [stderr]     Checking actix-testing v0.1.0
[INFO] [stderr]     Checking actix-http v0.2.10
[INFO] [stderr]     Checking tera v0.11.20
[INFO] [stderr]     Checking awc v0.2.7
[INFO] [stderr]     Checking actix-web v1.0.8
[INFO] [stderr]     Checking actix-files v0.1.4
[INFO] [stderr]     Checking lookout v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Either`, `join_all`, `ok as fut_ok`
[INFO] [stdout]  --> src/api.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::future::{join_all, ok as fut_ok, Future, Either};
[INFO] [stdout]   |                       ^^^^^^^^  ^^^^^^^^^^^^          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::from_utf8`
[INFO] [stdout]   --> src/api.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::str::from_utf8;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Either`, `join_all`, `ok as fut_ok`
[INFO] [stdout]  --> src/api.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::future::{join_all, ok as fut_ok, Future, Either};
[INFO] [stdout]   |                       ^^^^^^^^  ^^^^^^^^^^^^          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::from_utf8`
[INFO] [stdout]   --> src/api.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::str::from_utf8;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ip`
[INFO] [stdout]   --> src/api.rs:81:42
[INFO] [stdout]    |
[INFO] [stdout] 81 |         Params { target: Some(Target::Ip(ip)), command: cmd, .. } => {
[INFO] [stdout]    |                                          ^^ help: if this is intentional, prefix it with an underscore: `_ip`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cmd`
[INFO] [stdout]   --> src/api.rs:81:57
[INFO] [stdout]    |
[INFO] [stdout] 81 |         Params { target: Some(Target::Ip(ip)), command: cmd, .. } => {
[INFO] [stdout]    |                                                         ^^^ help: if this is intentional, prefix it with an underscore: `_cmd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ip`
[INFO] [stdout]   --> src/api.rs:81:42
[INFO] [stdout]    |
[INFO] [stdout] 81 |         Params { target: Some(Target::Ip(ip)), command: cmd, .. } => {
[INFO] [stdout]    |                                          ^^ help: if this is intentional, prefix it with an underscore: `_ip`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cmd`
[INFO] [stdout]   --> src/api.rs:81:57
[INFO] [stdout]    |
[INFO] [stdout] 81 |         Params { target: Some(Target::Ip(ip)), command: cmd, .. } => {
[INFO] [stdout]    |                                                         ^^^ help: if this is intentional, prefix it with an underscore: `_cmd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `name`
[INFO] [stdout]   --> src/api.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn name(self) -> &'static str {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `name`
[INFO] [stdout]   --> src/api.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn name(self) -> &'static str {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.72s
[INFO] running `Command { std: "docker" "inspect" "4e0f061fd3a6984b62d67ce7b9f14d85b4d37c0c5124979893ae42a25e328a9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e0f061fd3a6984b62d67ce7b9f14d85b4d37c0c5124979893ae42a25e328a9a", kill_on_drop: false }`
[INFO] [stdout] 4e0f061fd3a6984b62d67ce7b9f14d85b4d37c0c5124979893ae42a25e328a9a