[INFO] fetching crate checked 0.5.0...
[INFO] checking checked-0.5.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate checked 0.5.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate checked 0.5.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate checked 0.5.0
[INFO] finished tweaking crates.io crate checked 0.5.0
[INFO] tweaked toml for crates.io crate checked 0.5.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e72b30ccde795fd103092b08554efe300fd97d58aa9eb8fd94721d78d56fec56
[INFO] running `Command { std: "docker" "start" "-a" "e72b30ccde795fd103092b08554efe300fd97d58aa9eb8fd94721d78d56fec56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e72b30ccde795fd103092b08554efe300fd97d58aa9eb8fd94721d78d56fec56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e72b30ccde795fd103092b08554efe300fd97d58aa9eb8fd94721d78d56fec56", kill_on_drop: false }`
[INFO] [stdout] e72b30ccde795fd103092b08554efe300fd97d58aa9eb8fd94721d78d56fec56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9c6a49ca52a9ee87ce279bcd69284b800e19994636bd27c2c01950a673ee86a
[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" "d9c6a49ca52a9ee87ce279bcd69284b800e19994636bd27c2c01950a673ee86a", kill_on_drop: false }`
[INFO] [stderr]     Checking checked v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/tests.rs:100:24
[INFO] [stdout]     |
[INFO] [stdout] 100 | test_binop! (add3 i32: (-2_000_000_000) + (-2_000_000_000) == None);
[INFO] [stdout]     |                        ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 100 - test_binop! (add3 i32: (-2_000_000_000) + (-2_000_000_000) == None);
[INFO] [stdout] 100 + test_binop! (add3 i32: -2_000_000_000 + (-2_000_000_000) == None);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/tests.rs:100:43
[INFO] [stdout]     |
[INFO] [stdout] 100 | test_binop! (add3 i32: (-2_000_000_000) + (-2_000_000_000) == None);
[INFO] [stdout]     |                                           ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 100 - test_binop! (add3 i32: (-2_000_000_000) + (-2_000_000_000) == None);
[INFO] [stdout] 100 + test_binop! (add3 i32: (-2_000_000_000) + -2_000_000_000 == None);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/tests.rs:113:29
[INFO] [stdout]     |
[INFO] [stdout] 113 | test_unop! (neg2 i8: - 5 == (-5));
[INFO] [stdout]     |                             ^  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 113 - test_unop! (neg2 i8: - 5 == (-5));
[INFO] [stdout] 113 + test_unop! (neg2 i8: - 5 == -5);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/tests.rs:114:28
[INFO] [stdout]     |
[INFO] [stdout] 114 | test_unop! (not i8: ! 5 == (-6));
[INFO] [stdout]     |                            ^  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 114 - test_unop! (not i8: ! 5 == (-6));
[INFO] [stdout] 114 + test_unop! (not i8: ! 5 == -6);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `Command { std: "docker" "inspect" "d9c6a49ca52a9ee87ce279bcd69284b800e19994636bd27c2c01950a673ee86a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9c6a49ca52a9ee87ce279bcd69284b800e19994636bd27c2c01950a673ee86a", kill_on_drop: false }`
[INFO] [stdout] d9c6a49ca52a9ee87ce279bcd69284b800e19994636bd27c2c01950a673ee86a