[INFO] fetching crate env-variables 0.1.1...
[INFO] testing env-variables-0.1.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate env-variables 0.1.1 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate env-variables 0.1.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate env-variables 0.1.1
[INFO] finished tweaking crates.io crate env-variables 0.1.1
[INFO] tweaked toml for crates.io crate env-variables 0.1.1 written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36c830ccb25511f6189dc614e41525454ec0550dd5466e791794a4b9acafde0a
[INFO] running `Command { std: "docker" "start" "-a" "36c830ccb25511f6189dc614e41525454ec0550dd5466e791794a4b9acafde0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36c830ccb25511f6189dc614e41525454ec0550dd5466e791794a4b9acafde0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36c830ccb25511f6189dc614e41525454ec0550dd5466e791794a4b9acafde0a", kill_on_drop: false }`
[INFO] [stdout] 36c830ccb25511f6189dc614e41525454ec0550dd5466e791794a4b9acafde0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c4fc167f971af0970e67795d7c3d90c08c04bc875a8ac3149a8e584c7986ad1
[INFO] running `Command { std: "docker" "start" "-a" "9c4fc167f971af0970e67795d7c3d90c08c04bc875a8ac3149a8e584c7986ad1", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling env-variables v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.78s
[INFO] running `Command { std: "docker" "inspect" "9c4fc167f971af0970e67795d7c3d90c08c04bc875a8ac3149a8e584c7986ad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c4fc167f971af0970e67795d7c3d90c08c04bc875a8ac3149a8e584c7986ad1", kill_on_drop: false }`
[INFO] [stdout] 9c4fc167f971af0970e67795d7c3d90c08c04bc875a8ac3149a8e584c7986ad1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02aee1bd2be5599ba519ceb46ea58d68eeff571f4aede0e32a09cd983a91f400
[INFO] running `Command { std: "docker" "start" "-a" "02aee1bd2be5599ba519ceb46ea58d68eeff571f4aede0e32a09cd983a91f400", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling env-variables v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stdout]     |                  ^                                           ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 167 -             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stdout] 167 +             Some("http://proxy.example.com:8080".to_string())
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stdout]     |                  ^                                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 178 -             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stdout] 178 +             Some("http://proxy.example.com:8080".to_string())
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |             Some(("http://proxy.example.org:8081".to_string()))
[INFO] [stdout]     |                  ^                                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 183 -             Some(("http://proxy.example.org:8081".to_string()))
[INFO] [stdout] 183 +             Some("http://proxy.example.org:8081".to_string())
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:195:9
[INFO] [stdout]     |
[INFO] [stdout] 195 |             Some(("http://proxy.example.com:8080".to_string())),
[INFO] [stdout]     |                  ^                                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 195 -             Some(("http://proxy.example.com:8080".to_string())),
[INFO] [stdout] 195 +             Some("http://proxy.example.com:8080".to_string()),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 |             Some(("http://proxy.example.com:8081".to_string()))
[INFO] [stdout]     |                  ^                                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 201 -             Some(("http://proxy.example.com:8081".to_string()))
[INFO] [stdout] 201 +             Some("http://proxy.example.com:8081".to_string())
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stdout]     |                  ^                                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 213 -             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stdout] 213 +             Some("http://proxy.example.com:8080".to_string())
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 218 |             Some(("http://proxy.example.org:8081".to_string()))
[INFO] [stdout]     |                  ^                                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 218 -             Some(("http://proxy.example.org:8081".to_string()))
[INFO] [stdout] 218 +             Some("http://proxy.example.org:8081".to_string())
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |             Some(("http://proxy.example.org:8082".to_string()))
[INFO] [stdout]     |                  ^                                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 223 -             Some(("http://proxy.example.org:8082".to_string()))
[INFO] [stdout] 223 +             Some("http://proxy.example.org:8082".to_string())
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:236:9
[INFO] [stdout]     |
[INFO] [stdout] 236 |             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stdout]     |                  ^                                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 236 -             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stdout] 236 +             Some("http://proxy.example.com:8080".to_string())
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:241:9
[INFO] [stdout]     |
[INFO] [stdout] 241 |             Some(("http://proxy.example.com:8081".to_string()))
[INFO] [stdout]     |                  ^                                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 241 -             Some(("http://proxy.example.com:8081".to_string()))
[INFO] [stdout] 241 +             Some("http://proxy.example.com:8081".to_string())
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:253:9
[INFO] [stdout]     |
[INFO] [stdout] 253 |             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stdout]     |                  ^                                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 253 -             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stdout] 253 +             Some("http://proxy.example.com:8080".to_string())
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |             Some(("http://proxy.example.org:8081".to_string()))
[INFO] [stdout]     |                  ^                                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 258 -             Some(("http://proxy.example.org:8081".to_string()))
[INFO] [stdout] 258 +             Some("http://proxy.example.org:8081".to_string())
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:263:9
[INFO] [stdout]     |
[INFO] [stdout] 263 |             Some(("http://proxy.example.org:8082".to_string()))
[INFO] [stdout]     |                  ^                                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 263 -             Some(("http://proxy.example.org:8082".to_string()))
[INFO] [stdout] 263 +             Some("http://proxy.example.org:8082".to_string())
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:95:2
[INFO] [stdout]    |
[INFO] [stdout] 95 | /     lazy_static! {
[INFO] [stdout] 96 | |     static ref LOCK: Mutex<()> = Mutex::new(());
[INFO] [stdout] 97 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "02aee1bd2be5599ba519ceb46ea58d68eeff571f4aede0e32a09cd983a91f400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02aee1bd2be5599ba519ceb46ea58d68eeff571f4aede0e32a09cd983a91f400", kill_on_drop: false }`
[INFO] [stdout] 02aee1bd2be5599ba519ceb46ea58d68eeff571f4aede0e32a09cd983a91f400
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f737a617ab6ad76af0edf3d4dd0c9ce2ebf56ccd084a10a5c6b9c7be7a046b3
[INFO] running `Command { std: "docker" "start" "-a" "5f737a617ab6ad76af0edf3d4dd0c9ce2ebf56ccd084a10a5c6b9c7be7a046b3", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:167:9
[INFO] [stderr]     |
[INFO] [stderr] 167 |             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stderr]     |                  ^                                           ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 167 -             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stderr] 167 +             Some("http://proxy.example.com:8080".to_string())
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:178:9
[INFO] [stderr]     |
[INFO] [stderr] 178 |             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stderr]     |                  ^                                           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 178 -             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stderr] 178 +             Some("http://proxy.example.com:8080".to_string())
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:183:9
[INFO] [stderr]     |
[INFO] [stderr] 183 |             Some(("http://proxy.example.org:8081".to_string()))
[INFO] [stderr]     |                  ^                                           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 183 -             Some(("http://proxy.example.org:8081".to_string()))
[INFO] [stderr] 183 +             Some("http://proxy.example.org:8081".to_string())
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:195:9
[INFO] [stderr]     |
[INFO] [stderr] 195 |             Some(("http://proxy.example.com:8080".to_string())),
[INFO] [stderr]     |                  ^                                           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 195 -             Some(("http://proxy.example.com:8080".to_string())),
[INFO] [stderr] 195 +             Some("http://proxy.example.com:8080".to_string()),
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:201:9
[INFO] [stderr]     |
[INFO] [stderr] 201 |             Some(("http://proxy.example.com:8081".to_string()))
[INFO] [stderr]     |                  ^                                           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 201 -             Some(("http://proxy.example.com:8081".to_string()))
[INFO] [stderr] 201 +             Some("http://proxy.example.com:8081".to_string())
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:213:9
[INFO] [stderr]     |
[INFO] [stderr] 213 |             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stderr]     |                  ^                                           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 213 -             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stderr] 213 +             Some("http://proxy.example.com:8080".to_string())
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:218:9
[INFO] [stderr]     |
[INFO] [stderr] 218 |             Some(("http://proxy.example.org:8081".to_string()))
[INFO] [stderr]     |                  ^                                           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 218 -             Some(("http://proxy.example.org:8081".to_string()))
[INFO] [stderr] 218 +             Some("http://proxy.example.org:8081".to_string())
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:223:9
[INFO] [stderr]     |
[INFO] [stderr] 223 |             Some(("http://proxy.example.org:8082".to_string()))
[INFO] [stderr]     |                  ^                                           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 223 -             Some(("http://proxy.example.org:8082".to_string()))
[INFO] [stderr] 223 +             Some("http://proxy.example.org:8082".to_string())
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:236:9
[INFO] [stderr]     |
[INFO] [stderr] 236 |             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stderr]     |                  ^                                           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 236 -             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stderr] 236 +             Some("http://proxy.example.com:8080".to_string())
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:241:9
[INFO] [stderr]     |
[INFO] [stderr] 241 |             Some(("http://proxy.example.com:8081".to_string()))
[INFO] [stderr]     |                  ^                                           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 241 -             Some(("http://proxy.example.com:8081".to_string()))
[INFO] [stderr] 241 +             Some("http://proxy.example.com:8081".to_string())
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:253:9
[INFO] [stderr]     |
[INFO] [stderr] 253 |             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stderr]     |                  ^                                           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 253 -             Some(("http://proxy.example.com:8080".to_string()))
[INFO] [stderr] 253 +             Some("http://proxy.example.com:8080".to_string())
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:258:9
[INFO] [stderr]     |
[INFO] [stderr] 258 |             Some(("http://proxy.example.org:8081".to_string()))
[INFO] [stderr]     |                  ^                                           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 258 -             Some(("http://proxy.example.org:8081".to_string()))
[INFO] [stderr] 258 +             Some("http://proxy.example.org:8081".to_string())
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:263:9
[INFO] [stderr]     |
[INFO] [stderr] 263 |             Some(("http://proxy.example.org:8082".to_string()))
[INFO] [stderr]     |                  ^                                           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 263 -             Some(("http://proxy.example.org:8082".to_string()))
[INFO] [stderr] 263 +             Some("http://proxy.example.org:8082".to_string())
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:95:2
[INFO] [stderr]    |
[INFO] [stderr] 95 | /     lazy_static! {
[INFO] [stderr] 96 | |     static ref LOCK: Mutex<()> = Mutex::new(());
[INFO] [stderr] 97 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `env-variables` (lib test) generated 14 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/env_variables-bc41c4ac0502171c)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::ftp_proxy_fallback ... ok
[INFO] [stdout] test tests::http_proxy_specific ... ok
[INFO] [stdout] test tests::http_proxy_fallback ... ok
[INFO] [stdout] test tests::ftp_proxy_specific ... ok
[INFO] [stdout] test tests::https_proxy_fallback ... ok
[INFO] [stdout] test tests::https_proxy_specific ... ok
[INFO] [stdout] test tests::no_proxy_global ... ok
[INFO] [stdout] test tests::no_proxy_multiple_list ... ok
[INFO] [stdout] test tests::no_proxy_subdomain_dot ... ok
[INFO] [stdout] test tests::no_proxy_simple_name ... ok
[INFO] [stdout] test tests::no_proxy_subdomain ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests env-variables
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5f737a617ab6ad76af0edf3d4dd0c9ce2ebf56ccd084a10a5c6b9c7be7a046b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f737a617ab6ad76af0edf3d4dd0c9ce2ebf56ccd084a10a5c6b9c7be7a046b3", kill_on_drop: false }`
[INFO] [stdout] 5f737a617ab6ad76af0edf3d4dd0c9ce2ebf56ccd084a10a5c6b9c7be7a046b3