[INFO] fetching crate env-variables 0.1.1... [INFO] checking env-variables-0.1.1 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] extracting crate env-variables 0.1.1 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate env-variables 0.1.1 on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [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-13/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] ecee0c6d598e3ddb3499a91b3ea169e4ac8e4e8aff35d3eda3ebe551e3587824 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "ecee0c6d598e3ddb3499a91b3ea169e4ac8e4e8aff35d3eda3ebe551e3587824"` [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking env-variables v0.1.1 (/opt/rustwide/workdir) [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item '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] | _____^ [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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 14 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.23s [INFO] running `"docker" "inspect" "ecee0c6d598e3ddb3499a91b3ea169e4ac8e4e8aff35d3eda3ebe551e3587824"` [INFO] running `"docker" "rm" "-f" "ecee0c6d598e3ddb3499a91b3ea169e4ac8e4e8aff35d3eda3ebe551e3587824"` [INFO] [stdout] ecee0c6d598e3ddb3499a91b3ea169e4ac8e4e8aff35d3eda3ebe551e3587824