[INFO] fetching crate fast-map 0.2.1...
[INFO] checking fast-map-0.2.1 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate fast-map 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate fast-map 0.2.1 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fast-map 0.2.1
[INFO] finished tweaking crates.io crate fast-map 0.2.1
[INFO] tweaked toml for crates.io crate fast-map 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a306b7996a446793b1fd28d2a896b17960e342848ac5b4b240d5ea7d9837d3f2
[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" "a306b7996a446793b1fd28d2a896b17960e342848ac5b4b240d5ea7d9837d3f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a306b7996a446793b1fd28d2a896b17960e342848ac5b4b240d5ea7d9837d3f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a306b7996a446793b1fd28d2a896b17960e342848ac5b4b240d5ea7d9837d3f2", kill_on_drop: false }`
[INFO] [stdout] a306b7996a446793b1fd28d2a896b17960e342848ac5b4b240d5ea7d9837d3f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f4293d1a2312ed6123a612cea9f757883afdecdad1035dbe6fe7b85cd80ab91
[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" "2f4293d1a2312ed6123a612cea9f757883afdecdad1035dbe6fe7b85cd80ab91", kill_on_drop: false }`
[INFO] [stderr] Compiling proc-macro2 v1.0.27
[INFO] [stderr] Compiling unicode-xid v0.2.2
[INFO] [stderr] Compiling syn v1.0.72
[INFO] [stderr] Compiling quote v1.0.9
[INFO] [stderr] Compiling fast-map v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] Compiling fast-map-derive v0.2.1
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout] --> src/lib.rs:119:10
[INFO] [stdout] |
[INFO] [stdout] 119 | };
[INFO] [stdout] | ^ help: remove this semicolon
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variant is never constructed: `A`
[INFO] [stdout] --> src/lib.rs:115:13
[INFO] [stdout] |
[INFO] [stdout] 115 | A,
[INFO] [stdout] | ^
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variant is never constructed: `D`
[INFO] [stdout] --> src/lib.rs:118:13
[INFO] [stdout] |
[INFO] [stdout] 118 | D,
[INFO] [stdout] | ^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout] --> src/lib.rs:169:9
[INFO] [stdout] |
[INFO] [stdout] 169 | foo.insert(1, "1");
[INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout] --> src/lib.rs:170:9
[INFO] [stdout] |
[INFO] [stdout] 170 | foo.insert(2, "2");
[INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] |
[INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout] --> src/lib.rs:171:9
[INFO] [stdout] |
[INFO] [stdout] 171 | foo.insert(3, "3");
[INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] |
[INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout] --> src/lib.rs:172:9
[INFO] [stdout] |
[INFO] [stdout] 172 | foo.insert(4, "4");
[INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] |
[INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error[E0432]: unresolved import `fast_map::easy`
[INFO] [stdout] --> benches/all.rs:12:19
[INFO] [stdout] |
[INFO] [stdout] 12 | use fast_map::easy::MapLike;
[INFO] [stdout] | ^^^^ could not find `easy` in `fast_map`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error[E0432]: unresolved import `fast_map::easy`
[INFO] [stdout] --> benches/all.rs:87:19
[INFO] [stdout] |
[INFO] [stdout] 87 | use fast_map::easy::MapLike;
[INFO] [stdout] | ^^^^ could not find `easy` in `fast_map`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout] --> benches/all.rs:19:6
[INFO] [stdout] |
[INFO] [stdout] 19 | };
[INFO] [stdout] | ^ help: remove this semicolon
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout] --> benches/all.rs:43:6
[INFO] [stdout] |
[INFO] [stdout] 43 | };
[INFO] [stdout] | ^ help: remove this semicolon
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error[E0599]: the method `cloned` exists for enum `Result