[INFO] fetching crate checked 0.5.0...
[INFO] checking checked-0.5.0 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate checked 0.5.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate checked 0.5.0 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", 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-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 388c843e27377d064489bd49492e7bda39ce4d99da1425c330d39194b2819faa
[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" "388c843e27377d064489bd49492e7bda39ce4d99da1425c330d39194b2819faa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "388c843e27377d064489bd49492e7bda39ce4d99da1425c330d39194b2819faa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "388c843e27377d064489bd49492e7bda39ce4d99da1425c330d39194b2819faa", kill_on_drop: false }`
[INFO] [stdout] 388c843e27377d064489bd49492e7bda39ce4d99da1425c330d39194b2819faa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ba26f974e8d465df1af23b3bf00391469940bdbdba502feb85c2343ae56f711
[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" "8ba26f974e8d465df1af23b3bf00391469940bdbdba502feb85c2343ae56f711", 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]     |                        ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[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]     |                                           ^^^^^^^^^^^^^^^^ help: remove these parentheses
[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]     |                             ^^^^ help: remove these parentheses
[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]     |                            ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `Command { std: "docker" "inspect" "8ba26f974e8d465df1af23b3bf00391469940bdbdba502feb85c2343ae56f711", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ba26f974e8d465df1af23b3bf00391469940bdbdba502feb85c2343ae56f711", kill_on_drop: false }`
[INFO] [stdout] 8ba26f974e8d465df1af23b3bf00391469940bdbdba502feb85c2343ae56f711