[INFO] fetching crate fast-map 0.2.1...
[INFO] checking fast-map-0.2.1 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate fast-map 0.2.1 into /workspace/builds/worker-45/source
[INFO] validating manifest of crates.io crate fast-map 0.2.1 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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-45/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02515ebd824a494bbbc56a5035a8804a4f40be541f7587de1537eab245cc7c5b
[INFO] running `Command { std: "docker" "start" "-a" "02515ebd824a494bbbc56a5035a8804a4f40be541f7587de1537eab245cc7c5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02515ebd824a494bbbc56a5035a8804a4f40be541f7587de1537eab245cc7c5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02515ebd824a494bbbc56a5035a8804a4f40be541f7587de1537eab245cc7c5b", kill_on_drop: false }`
[INFO] [stdout] 02515ebd824a494bbbc56a5035a8804a4f40be541f7587de1537eab245cc7c5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 187df5eb862717118e78b5a5f4aac7f1129781ac8b19c6e5dfbf04d0bf3e56f4
[INFO] running `Command { std: "docker" "start" "-a" "187df5eb862717118e78b5a5f4aac7f1129781ac8b19c6e5dfbf04d0bf3e56f4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling quote v1.0.10
[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] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> benches/all.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[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<Option<&String>, fast_map::Error>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> benches/all.rs:31:25
[INFO] [stdout]     |
[INFO] [stdout] 31  |           (foo.get(&A::A).cloned(), foo.get(&A::B).cloned(), foo.get(&A::C).cloned())
[INFO] [stdout]     |                           ^^^^^^ method cannot be called on `Result<Option<&String>, fast_map::Error>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `Result<Option<&String>, fast_map::Error>: Iterator`
[INFO] [stdout]             which is required by `&mut Result<Option<&String>, fast_map::Error>: Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `cloned` exists for enum `Result<Option<&String>, fast_map::Error>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> benches/all.rs:31:50
[INFO] [stdout]     |
[INFO] [stdout] 31  |           (foo.get(&A::A).cloned(), foo.get(&A::B).cloned(), foo.get(&A::C).cloned())
[INFO] [stdout]     |                                                    ^^^^^^ method cannot be called on `Result<Option<&String>, fast_map::Error>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `Result<Option<&String>, fast_map::Error>: Iterator`
[INFO] [stdout]             which is required by `&mut Result<Option<&String>, fast_map::Error>: Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `cloned` exists for enum `Result<Option<&String>, fast_map::Error>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> benches/all.rs:31:75
[INFO] [stdout]     |
[INFO] [stdout] 31  |           (foo.get(&A::A).cloned(), foo.get(&A::B).cloned(), foo.get(&A::C).cloned())
[INFO] [stdout]     |                                                                             ^^^^^^ method cannot be called on `Result<Option<&String>, fast_map::Error>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `Result<Option<&String>, fast_map::Error>: Iterator`
[INFO] [stdout]             which is required by `&mut Result<Option<&String>, fast_map::Error>: Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `cloned` exists for enum `Result<Option<&Keyword>, fast_map::Error>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> benches/all.rs:112:34
[INFO] [stdout]     |
[INFO] [stdout] 112 |               keywords.get("loop").cloned(),
[INFO] [stdout]     |                                    ^^^^^^ method cannot be called on `Result<Option<&Keyword>, fast_map::Error>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `Result<Option<&Keyword>, fast_map::Error>: Iterator`
[INFO] [stdout]             which is required by `&mut Result<Option<&Keyword>, fast_map::Error>: Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `cloned` exists for enum `Result<Option<&Keyword>, fast_map::Error>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> benches/all.rs:113:35
[INFO] [stdout]     |
[INFO] [stdout] 113 |               keywords.get("break").cloned(),
[INFO] [stdout]     |                                     ^^^^^^ method cannot be called on `Result<Option<&Keyword>, fast_map::Error>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `Result<Option<&Keyword>, fast_map::Error>: Iterator`
[INFO] [stdout]             which is required by `&mut Result<Option<&Keyword>, fast_map::Error>: Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `cloned` exists for enum `Result<Option<&Keyword>, fast_map::Error>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> benches/all.rs:114:36
[INFO] [stdout]     |
[INFO] [stdout] 114 |               keywords.get("extern").cloned(),
[INFO] [stdout]     |                                      ^^^^^^ method cannot be called on `Result<Option<&Keyword>, fast_map::Error>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `Result<Option<&Keyword>, fast_map::Error>: Iterator`
[INFO] [stdout]             which is required by `&mut Result<Option<&Keyword>, fast_map::Error>: Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fast-map` due to 10 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "187df5eb862717118e78b5a5f4aac7f1129781ac8b19c6e5dfbf04d0bf3e56f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "187df5eb862717118e78b5a5f4aac7f1129781ac8b19c6e5dfbf04d0bf3e56f4", kill_on_drop: false }`
[INFO] [stdout] 187df5eb862717118e78b5a5f4aac7f1129781ac8b19c6e5dfbf04d0bf3e56f4
