[INFO] cloning repository https://github.com/samscott89/olaf2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samscott89/olaf2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamscott89%2Folaf2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamscott89%2Folaf2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a664605fc11021e2f6ceb9fed0c678da73925c4
[INFO] checking samscott89/olaf2 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamscott89%2Folaf2" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samscott89/olaf2 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/samscott89/olaf2
[INFO] finished tweaking git repo https://github.com/samscott89/olaf2
[INFO] tweaked toml for git repo https://github.com/samscott89/olaf2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/samscott89/olaf2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b96e467c9a98f8e6a77b5054ea8c66b4ba61d3dad87d0408f9a6886baa5988d
[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" "7b96e467c9a98f8e6a77b5054ea8c66b4ba61d3dad87d0408f9a6886baa5988d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b96e467c9a98f8e6a77b5054ea8c66b4ba61d3dad87d0408f9a6886baa5988d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b96e467c9a98f8e6a77b5054ea8c66b4ba61d3dad87d0408f9a6886baa5988d", kill_on_drop: false }`
[INFO] [stdout] 7b96e467c9a98f8e6a77b5054ea8c66b4ba61d3dad87d0408f9a6886baa5988d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1654fb4372f510b91820ddcfc231c6838b1b6ed3a393d4d253613fb407ebcd3b
[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" "1654fb4372f510b91820ddcfc231c6838b1b6ed3a393d4d253613fb407ebcd3b", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking futures v0.1.24
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]     Checking lazycell v1.2.0
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling openssl v0.10.12
[INFO] [stderr]     Checking string v0.1.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking indexmap v1.0.1
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]    Compiling native-tls v0.2.1
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking canonical-path v0.1.1
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking data-encoding v2.1.1
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking open v1.2.2
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling actix-web v0.7.8
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]     Checking encoding_rs v0.8.7
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking lru-cache v0.1.1
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking lock_api v0.1.4
[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]     Checking resolv-conf v0.6.1
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking tokio-executor v0.1.5
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]     Checking libflate v0.1.18
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking tokio-io v0.1.9
[INFO] [stderr]     Checking http v0.1.13
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking crossbeam-epoch v0.6.0
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking tokio-timer v0.2.7
[INFO] [stderr]     Checking tokio-current-thread v0.1.3
[INFO] [stderr]     Checking mime v0.3.9
[INFO] [stderr]     Checking phf v0.7.23
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling openssl-sys v0.9.36
[INFO] [stderr]    Compiling libz-sys v1.0.23
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling ring v0.13.2
[INFO] [stderr]    Compiling curl-sys v0.4.12
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn v0.15.6
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking crossbeam-deque v0.6.1
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]     Checking tokio-threadpool v0.1.7
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]     Checking flate2 v1.0.2
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking tokio-fs v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.1
[INFO] [stderr]     Checking tokio-signal v0.2.5
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking error-chain v0.1.12
[INFO] [stderr]     Checking h2 v0.1.12
[INFO] [stderr]     Checking tokio v0.1.10
[INFO] [stderr]     Checking trust-dns-proto v0.4.0
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]     Checking trust-dns-resolver v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]     Checking serde_json v1.0.31
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking serde_urlencoded v0.5.3
[INFO] [stderr]     Checking toml v0.4.7
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking hyper v0.12.10
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking simplelog v0.5.2
[INFO] [stderr]     Checking hyper-tls v0.3.0
[INFO] [stderr]     Checking reqwest v0.9.2
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]     Checking curl v0.4.17
[INFO] [stderr]    Compiling actix_derive v0.3.0
[INFO] [stderr]    Compiling abscissa_derive v0.0.2
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking serde_qs v0.4.1
[INFO] [stderr]     Checking oauth2 v2.0.0-alpha.2 (https://github.com/ramosbugs/oauth2-rs#f0cf5da5)
[INFO] [stderr]     Checking actix v0.7.4
[INFO] [stderr]     Checking abscissa v0.0.4
[INFO] [stderr]     Checking olaf2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `lazy_static::lazy_static`
[INFO] [stdout]   --> src/client.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use lazy_static::lazy_static;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_derive::Deserialize`
[INFO] [stdout]   --> src/client.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use serde_derive::Deserialize;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::util::*`
[INFO] [stdout]   --> src/client.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use crate::util::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FutureResponse`, `HttpRequest`
[INFO] [stdout]   --> src/proxy.rs:20:44
[INFO] [stdout]    |
[INFO] [stdout] 20 | use actix_web::{http, server, App, Either, FutureResponse, HttpRequest,
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `actix_web::middleware::session::RequestSession`
[INFO] [stdout]   --> src/proxy.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use actix_web::middleware::session::RequestSession;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `lazy_static::lazy_static`
[INFO] [stdout]   --> src/proxy.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use lazy_static::lazy_static;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AuthUrl`, `TokenUrl`
[INFO] [stdout]   --> src/proxy.rs:32:27
[INFO] [stdout]    |
[INFO] [stdout] 32 | use oauth2::{AccessToken, AuthUrl, ClientId, ClientSecret, RedirectUrl,
[INFO] [stdout]    |                           ^^^^^^^
[INFO] [stdout] 33 |     Scope, TokenUrl};
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]   --> src/proxy.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 | use serde::{Deserialize, de::DeserializeOwned, Serialize};
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Serialize`
[INFO] [stdout]   --> src/proxy.rs:35:33
[INFO] [stdout]    |
[INFO] [stdout] 35 | use serde_derive::{Deserialize, Serialize};
[INFO] [stdout]    |                                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Serialize`, `de::DeserializeOwned`
[INFO] [stdout]  --> src/msgs.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::{de::DeserializeOwned, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `lazy_static::lazy_static`
[INFO] [stdout]   --> src/client.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use lazy_static::lazy_static;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_derive::Deserialize`
[INFO] [stdout]   --> src/client.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use serde_derive::Deserialize;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::util::*`
[INFO] [stdout]   --> src/client.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use crate::util::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FutureResponse`, `HttpRequest`
[INFO] [stdout]   --> src/proxy.rs:20:44
[INFO] [stdout]    |
[INFO] [stdout] 20 | use actix_web::{http, server, App, Either, FutureResponse, HttpRequest,
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `actix_web::middleware::session::RequestSession`
[INFO] [stdout]   --> src/proxy.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use actix_web::middleware::session::RequestSession;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `lazy_static::lazy_static`
[INFO] [stdout]   --> src/proxy.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use lazy_static::lazy_static;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AuthUrl`, `TokenUrl`
[INFO] [stdout]   --> src/proxy.rs:32:27
[INFO] [stdout]    |
[INFO] [stdout] 32 | use oauth2::{AccessToken, AuthUrl, ClientId, ClientSecret, RedirectUrl,
[INFO] [stdout]    |                           ^^^^^^^
[INFO] [stdout] 33 |     Scope, TokenUrl};
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]   --> src/proxy.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 | use serde::{Deserialize, de::DeserializeOwned, Serialize};
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Serialize`
[INFO] [stdout]   --> src/proxy.rs:35:33
[INFO] [stdout]    |
[INFO] [stdout] 35 | use serde_derive::{Deserialize, Serialize};
[INFO] [stdout]    |                                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Serialize`, `de::DeserializeOwned`
[INFO] [stdout]  --> src/msgs.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::{de::DeserializeOwned, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arbiter`
[INFO] [stdout]   --> src/client.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let arbiter = current_system.arbiter().clone();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arbiter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `port`
[INFO] [stdout]    --> src/proxy.rs:275:13
[INFO] [stdout]     |
[INFO] [stdout] 275 |             port,
[INFO] [stdout]     |             ^^^^ help: try ignoring the field: `port: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `proxy_url`
[INFO] [stdout]    --> src/proxy.rs:276:13
[INFO] [stdout]     |
[INFO] [stdout] 276 |             proxy_url,
[INFO] [stdout]     |             ^^^^^^^^^ help: try ignoring the field: `proxy_url: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `welcome_redirect`
[INFO] [stdout]    --> src/proxy.rs:279:13
[INFO] [stdout]     |
[INFO] [stdout] 279 |             welcome_redirect,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ help: try ignoring the field: `welcome_redirect: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arbiter`
[INFO] [stdout]   --> src/client.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let arbiter = current_system.arbiter().clone();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arbiter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `port`
[INFO] [stdout]    --> src/proxy.rs:275:13
[INFO] [stdout]     |
[INFO] [stdout] 275 |             port,
[INFO] [stdout]     |             ^^^^ help: try ignoring the field: `port: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `proxy_url`
[INFO] [stdout]    --> src/proxy.rs:276:13
[INFO] [stdout]     |
[INFO] [stdout] 276 |             proxy_url,
[INFO] [stdout]     |             ^^^^^^^^^ help: try ignoring the field: `proxy_url: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `welcome_redirect`
[INFO] [stdout]    --> src/proxy.rs:279:13
[INFO] [stdout]     |
[INFO] [stdout] 279 |             welcome_redirect,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ help: try ignoring the field: `welcome_redirect: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize`
[INFO] [stdout]   --> src/util.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn serialize<S, T>(secret: &T, serializer: S) -> Result<S::Ok, S::Error>
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize`
[INFO] [stdout]   --> src/util.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn serialize<S, T>(secret: &T, serializer: S) -> Result<S::Ok, S::Error>
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize`
[INFO] [stdout]   --> src/util.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn serialize<S, T>(val: &[T], serializer: S) -> Result<S::Ok, S::Error>
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `uniform_paths` has been stable since 1.32.0 and no longer requires an attribute to enable
[INFO] [stdout]    --> src/lib.rs:151:12
[INFO] [stdout]     |
[INFO] [stdout] 151 | #![feature(uniform_paths)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/proxy.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 | /             mem::replace(&mut self.client, 
[INFO] [stdout] 132 | |                 Some(client.set_redirect_url(
[INFO] [stdout] 133 | |                     RedirectUrl::new(
[INFO] [stdout] 134 | |                         Url::parse(
[INFO] [stdout] ...   |
[INFO] [stdout] 143 | |                 ))
[INFO] [stdout] 144 | |             );
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize`
[INFO] [stdout]   --> src/util.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn serialize<S, T>(secret: &T, serializer: S) -> Result<S::Ok, S::Error>
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize`
[INFO] [stdout]   --> src/util.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn serialize<S, T>(secret: &T, serializer: S) -> Result<S::Ok, S::Error>
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize`
[INFO] [stdout]   --> src/util.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn serialize<S, T>(val: &[T], serializer: S) -> Result<S::Ok, S::Error>
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `uniform_paths` has been stable since 1.32.0 and no longer requires an attribute to enable
[INFO] [stdout]    --> src/lib.rs:151:12
[INFO] [stdout]     |
[INFO] [stdout] 151 | #![feature(uniform_paths)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/proxy.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 | /             mem::replace(&mut self.client, 
[INFO] [stdout] 132 | |                 Some(client.set_redirect_url(
[INFO] [stdout] 133 | |                     RedirectUrl::new(
[INFO] [stdout] 134 | |                         Url::parse(
[INFO] [stdout] ...   |
[INFO] [stdout] 143 | |                 ))
[INFO] [stdout] 144 | |             );
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/proxy_config.toml: No such file or directory (os error 2)
[INFO] [stdout]   --> src/main.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let toml = include_str!("proxy_config.toml");
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `actix::prelude::*`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use actix::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `failure::Error`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use failure::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/proxy_config.toml: No such file or directory (os error 2)
[INFO] [stdout]   --> src/main.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let toml = include_str!("proxy_config.toml");
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `actix::prelude::*`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use actix::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `failure::Error`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use failure::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `olaf2`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1654fb4372f510b91820ddcfc231c6838b1b6ed3a393d4d253613fb407ebcd3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1654fb4372f510b91820ddcfc231c6838b1b6ed3a393d4d253613fb407ebcd3b", kill_on_drop: false }`
[INFO] [stdout] 1654fb4372f510b91820ddcfc231c6838b1b6ed3a393d4d253613fb407ebcd3b
