[INFO] fetching crate fast-map 0.2.1... [INFO] checking fast-map-0.2.1 against beta for pr-78714 [INFO] extracting crate fast-map 0.2.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate fast-map 0.2.1 on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fc6a9f14ab0a9d8be32fa601ebcb65a8d07210641ec77f9d21241a3478d19809 [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" "fc6a9f14ab0a9d8be32fa601ebcb65a8d07210641ec77f9d21241a3478d19809", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fc6a9f14ab0a9d8be32fa601ebcb65a8d07210641ec77f9d21241a3478d19809", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc6a9f14ab0a9d8be32fa601ebcb65a8d07210641ec77f9d21241a3478d19809", kill_on_drop: false }` [INFO] [stdout] fc6a9f14ab0a9d8be32fa601ebcb65a8d07210641ec77f9d21241a3478d19809 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 961a4ddaa3c08786effffbd2151313599233d89645979a85c03717100319c186 [INFO] running `Command { std: "docker" "start" "-a" "961a4ddaa3c08786effffbd2151313599233d89645979a85c03717100319c186", kill_on_drop: false }` [INFO] [stderr] Compiling fast-map v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling fast-map-derive v0.2.1 [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] 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: unused `std::result::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 `std::result::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 `std::result::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 `std::result::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: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `cloned` found for enum `std::result::Result, fast_map::Error>` in the current scope [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 not found in `std::result::Result, fast_map::Error>` [INFO] [stdout] | [INFO] [stdout] = note: the method `cloned` exists but the following trait bounds were not satisfied: [INFO] [stdout] `std::result::Result, fast_map::Error>: Iterator` [INFO] [stdout] which is required by `&mut std::result::Result, fast_map::Error>: Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `cloned` found for enum `std::result::Result, fast_map::Error>` in the current scope [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 not found in `std::result::Result, fast_map::Error>` [INFO] [stdout] | [INFO] [stdout] = note: the method `cloned` exists but the following trait bounds were not satisfied: [INFO] [stdout] `std::result::Result, fast_map::Error>: Iterator` [INFO] [stdout] which is required by `&mut std::result::Result, fast_map::Error>: Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `cloned` found for enum `std::result::Result, fast_map::Error>` in the current scope [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 not found in `std::result::Result, fast_map::Error>` [INFO] [stdout] | [INFO] [stdout] = note: the method `cloned` exists but the following trait bounds were not satisfied: [INFO] [stdout] `std::result::Result, fast_map::Error>: Iterator` [INFO] [stdout] which is required by `&mut std::result::Result, fast_map::Error>: Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `cloned` found for enum `std::result::Result, fast_map::Error>` in the current scope [INFO] [stdout] --> benches/all.rs:112:34 [INFO] [stdout] | [INFO] [stdout] 112 | keywords.get("loop").cloned(), [INFO] [stdout] | ^^^^^^ method not found in `std::result::Result, fast_map::Error>` [INFO] [stdout] | [INFO] [stdout] = note: the method `cloned` exists but the following trait bounds were not satisfied: [INFO] [stdout] `std::result::Result, fast_map::Error>: Iterator` [INFO] [stdout] which is required by `&mut std::result::Result, fast_map::Error>: Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `cloned` found for enum `std::result::Result, fast_map::Error>` in the current scope [INFO] [stdout] --> benches/all.rs:113:35 [INFO] [stdout] | [INFO] [stdout] 113 | keywords.get("break").cloned(), [INFO] [stdout] | ^^^^^^ method not found in `std::result::Result, fast_map::Error>` [INFO] [stdout] | [INFO] [stdout] = note: the method `cloned` exists but the following trait bounds were not satisfied: [INFO] [stdout] `std::result::Result, fast_map::Error>: Iterator` [INFO] [stdout] which is required by `&mut std::result::Result, fast_map::Error>: Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `cloned` found for enum `std::result::Result, fast_map::Error>` in the current scope [INFO] [stdout] --> benches/all.rs:114:36 [INFO] [stdout] | [INFO] [stdout] 114 | keywords.get("extern").cloned(), [INFO] [stdout] | ^^^^^^ method not found in `std::result::Result, fast_map::Error>` [INFO] [stdout] | [INFO] [stdout] = note: the method `cloned` exists but the following trait bounds were not satisfied: [INFO] [stdout] `std::result::Result, fast_map::Error>: Iterator` [INFO] [stdout] which is required by `&mut std::result::Result, fast_map::Error>: Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 9 previous errors [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` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "961a4ddaa3c08786effffbd2151313599233d89645979a85c03717100319c186", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "961a4ddaa3c08786effffbd2151313599233d89645979a85c03717100319c186", kill_on_drop: false }` [INFO] [stdout] 961a4ddaa3c08786effffbd2151313599233d89645979a85c03717100319c186