[INFO] crate sm-ext 0.3.0 is already in cache
[INFO] checking sm-ext-0.3.0 against master#914adf04af1c1a984707f778da3d04590c03d144 for pr-72331
[INFO] extracting crate sm-ext 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate sm-ext 0.3.0 on toolchain 914adf04af1c1a984707f778da3d04590c03d144
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sm-ext 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate sm-ext 0.3.0
[INFO] tweaked toml for crates.io crate sm-ext 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate sm-ext 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+914adf04af1c1a984707f778da3d04590c03d144" "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] c4987eac693bc0b3e72ac06afe0a31f3e6fb8d95f0c1a1087af87b04c23e9081
[INFO] running `"docker" "start" "-a" "c4987eac693bc0b3e72ac06afe0a31f3e6fb8d95f0c1a1087af87b04c23e9081"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking futures-core v0.3.1
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]     Checking c_str_macro v1.0.2
[INFO] [stderr]     Checking pin-project-lite v0.1.2
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking async-task v1.2.1
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking kv-log-macro v1.0.4
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking async-std v1.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling sm-ext-derive v0.3.0
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking sm-ext v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/lib.rs:912:12
[INFO] [stderr]     |
[INFO] [stderr] 912 |     Cell = (1 << 1),
[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 const expression
[INFO] [stderr]    --> src/lib.rs:914:13
[INFO] [stderr]     |
[INFO] [stderr] 914 |     Float = (2 << 1),
[INFO] [stderr]     |             ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/lib.rs:920:15
[INFO] [stderr]     |
[INFO] [stderr] 920 |     VarArgs = (5 << 1),
[INFO] [stderr]     |               ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/lib.rs:912:12
[INFO] [stderr]     |
[INFO] [stderr] 912 |     Cell = (1 << 1),
[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 const expression
[INFO] [stderr]    --> src/lib.rs:914:13
[INFO] [stderr]     |
[INFO] [stderr] 914 |     Float = (2 << 1),
[INFO] [stderr]     |             ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/lib.rs:920:15
[INFO] [stderr]     |
[INFO] [stderr] 920 |     VarArgs = (5 << 1),
[INFO] [stderr]     |               ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.88s
[INFO] running `"docker" "inspect" "c4987eac693bc0b3e72ac06afe0a31f3e6fb8d95f0c1a1087af87b04c23e9081"`
[INFO] running `"docker" "rm" "-f" "c4987eac693bc0b3e72ac06afe0a31f3e6fb8d95f0c1a1087af87b04c23e9081"`
[INFO] [stdout] c4987eac693bc0b3e72ac06afe0a31f3e6fb8d95f0c1a1087af87b04c23e9081