[INFO] crate libmaj 0.1.6 is already in cache [INFO] checking libmaj-0.1.6 against try#7cb06892a23b4da510686618c8730f0b2e8bd952 for pr-66963 [INFO] extracting crate libmaj 0.1.6 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate libmaj 0.1.6 on toolchain 7cb06892a23b4da510686618c8730f0b2e8bd952 [INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate libmaj 0.1.6 [INFO] finished tweaking crates.io crate libmaj 0.1.6 [INFO] tweaked toml for crates.io crate libmaj 0.1.6 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "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" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 864fcc91d67c67d894afec37744c99737a7fae6bbd28cfaefcf105a47450f661 [INFO] running `"docker" "start" "-a" "864fcc91d67c67d894afec37744c99737a7fae6bbd28cfaefcf105a47450f661"` [INFO] [stderr] Checking symlink v0.1.0 [INFO] [stderr] Compiling lzma-sys v0.1.15 [INFO] [stderr] Checking filetime v0.2.8 [INFO] [stderr] Checking xattr v0.2.2 [INFO] [stderr] Checking ring v0.16.9 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking flate2 v1.0.13 [INFO] [stderr] Checking openssl v0.10.26 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking cookie v0.12.0 [INFO] [stderr] Checking error-chain v0.12.1 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking tokio-threadpool v0.1.16 [INFO] [stderr] Checking tar v0.4.26 [INFO] [stderr] Checking publicsuffix v1.5.4 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking xz2 v0.1.6 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking tokio-reactor v0.1.11 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking native-tls v0.2.3 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking hyper v0.12.35 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking reqwest v0.9.22 [INFO] [stderr] Checking file-fetcher v0.1.4 [INFO] [stderr] Checking libmaj v0.1.6 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/helpers.rs:42:47 [INFO] [stderr] | [INFO] [stderr] 42 | type VarTransform = dyn Fn(&ActionContext) -> (Result) + Sync; [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 type [INFO] [stderr] --> src/helpers.rs:48:43 [INFO] [stderr] | [INFO] [stderr] 48 | where T:Fn(&ActionContext) -> (Result) + Sync + 'static { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/helpers.rs:103:43 [INFO] [stderr] | [INFO] [stderr] 103 | where T:Fn(&ActionContext) -> (Result) + Sync + 'static { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/helpers.rs:42:47 [INFO] [stderr] | [INFO] [stderr] 42 | type VarTransform = dyn Fn(&ActionContext) -> (Result) + Sync; [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 type [INFO] [stderr] --> src/helpers.rs:48:43 [INFO] [stderr] | [INFO] [stderr] 48 | where T:Fn(&ActionContext) -> (Result) + Sync + 'static { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/helpers.rs:103:43 [INFO] [stderr] | [INFO] [stderr] 103 | where T:Fn(&ActionContext) -> (Result) + Sync + 'static { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.75s [INFO] running `"docker" "inspect" "864fcc91d67c67d894afec37744c99737a7fae6bbd28cfaefcf105a47450f661"` [INFO] running `"docker" "rm" "-f" "864fcc91d67c67d894afec37744c99737a7fae6bbd28cfaefcf105a47450f661"` [INFO] [stdout] 864fcc91d67c67d894afec37744c99737a7fae6bbd28cfaefcf105a47450f661