[INFO] fetching crate the_book 0.1.0...
[INFO] testing the_book-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate the_book 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate the_book 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate the_book 0.1.0
[INFO] finished tweaking crates.io crate the_book 0.1.0
[INFO] tweaked toml for crates.io crate the_book 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate the_book 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 60c8dd0a5b7fc7113e093bb691885feb9b0316d434a56dcc43e10f660841da2f
[INFO] running `Command { std: "docker" "start" "-a" "60c8dd0a5b7fc7113e093bb691885feb9b0316d434a56dcc43e10f660841da2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60c8dd0a5b7fc7113e093bb691885feb9b0316d434a56dcc43e10f660841da2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60c8dd0a5b7fc7113e093bb691885feb9b0316d434a56dcc43e10f660841da2f", kill_on_drop: false }`
[INFO] [stdout] 60c8dd0a5b7fc7113e093bb691885feb9b0316d434a56dcc43e10f660841da2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] bd29dbde2abad7a5d4f011bdb7bcba2495ce092a10c4e96a6e313bf4ef6717d3
[INFO] running `Command { std: "docker" "start" "-a" "bd29dbde2abad7a5d4f011bdb7bcba2495ce092a10c4e96a6e313bf4ef6717d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling the_book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `fruit_salad`
[INFO] [stdout]   --> src/bin/ch-7-managing-projects-with-package-crate-module/main.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fruit_salad: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Breakfast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/ch-7-managing-projects-with-package-crate-module/main.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-8-common-collections/main.rs:48:6
[INFO] [stdout]    |
[INFO] [stdout] 48 |     };
[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]  --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 |     };
[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]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 13 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:48:6
[INFO] [stdout]    |
[INFO] [stdout] 48 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:70:6
[INFO] [stdout]    |
[INFO] [stdout] 70 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:78:6
[INFO] [stdout]    |
[INFO] [stdout] 78 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:83:6
[INFO] [stdout]    |
[INFO] [stdout] 83 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-6-enums-and-pattern-matching/main.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 20 |     };
[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]   --> src/bin/ch-6-enums-and-pattern-matching/main.rs:45:6
[INFO] [stdout]    |
[INFO] [stdout] 45 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-6-enums-and-pattern-matching/main.rs:52:6
[INFO] [stdout]    |
[INFO] [stdout] 52 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-6-enums-and-pattern-matching/main.rs:76:6
[INFO] [stdout]    |
[INFO] [stdout] 76 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]  --> src/bin/ch-5-using-struct-to-structure-related-data/main.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 |     };
[INFO] [stdout]   |      ^ help: remove this semicolon
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.60s
[INFO] running `Command { std: "docker" "inspect" "bd29dbde2abad7a5d4f011bdb7bcba2495ce092a10c4e96a6e313bf4ef6717d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd29dbde2abad7a5d4f011bdb7bcba2495ce092a10c4e96a6e313bf4ef6717d3", kill_on_drop: false }`
[INFO] [stdout] bd29dbde2abad7a5d4f011bdb7bcba2495ce092a10c4e96a6e313bf4ef6717d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ba6f57a0f6cf4ad4a3e2a48b8db1717017050a0995ab2daac5333925e8119f7
[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" "4ba6f57a0f6cf4ad4a3e2a48b8db1717017050a0995ab2daac5333925e8119f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling the_book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]  --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 |     };
[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]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 13 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:48:6
[INFO] [stdout]    |
[INFO] [stdout] 48 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:70:6
[INFO] [stdout]    |
[INFO] [stdout] 70 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:78:6
[INFO] [stdout]    |
[INFO] [stdout] 78 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:83:6
[INFO] [stdout]    |
[INFO] [stdout] 83 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fruit_salad`
[INFO] [stdout]   --> src/bin/ch-7-managing-projects-with-package-crate-module/main.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fruit_salad: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Breakfast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/ch-7-managing-projects-with-package-crate-module/main.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]  --> src/bin/ch-5-using-struct-to-structure-related-data/main.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 |     };
[INFO] [stdout]   |      ^ help: remove this semicolon
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-8-common-collections/main.rs:48:6
[INFO] [stdout]    |
[INFO] [stdout] 48 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-6-enums-and-pattern-matching/main.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 20 |     };
[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]   --> src/bin/ch-6-enums-and-pattern-matching/main.rs:45:6
[INFO] [stdout]    |
[INFO] [stdout] 45 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-6-enums-and-pattern-matching/main.rs:52:6
[INFO] [stdout]    |
[INFO] [stdout] 52 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-6-enums-and-pattern-matching/main.rs:76:6
[INFO] [stdout]    |
[INFO] [stdout] 76 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-8-common-collections/main.rs:48:6
[INFO] [stdout]    |
[INFO] [stdout] 48 |     };
[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]   --> src/bin/ch-6-enums-and-pattern-matching/main.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 20 |     };
[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]   --> src/bin/ch-6-enums-and-pattern-matching/main.rs:45:6
[INFO] [stdout]    |
[INFO] [stdout] 45 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-6-enums-and-pattern-matching/main.rs:52:6
[INFO] [stdout]    |
[INFO] [stdout] 52 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-6-enums-and-pattern-matching/main.rs:76:6
[INFO] [stdout]    |
[INFO] [stdout] 76 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fruit_salad`
[INFO] [stdout]   --> src/bin/ch-7-managing-projects-with-package-crate-module/main.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fruit_salad: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Breakfast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/ch-7-managing-projects-with-package-crate-module/main.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]  --> src/bin/ch-5-using-struct-to-structure-related-data/main.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 |     };
[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]  --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 |     };
[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]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 13 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:48:6
[INFO] [stdout]    |
[INFO] [stdout] 48 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:70:6
[INFO] [stdout]    |
[INFO] [stdout] 70 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:78:6
[INFO] [stdout]    |
[INFO] [stdout] 78 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:83:6
[INFO] [stdout]    |
[INFO] [stdout] 83 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.59s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/the_book-2ee50a36697d2097)
[INFO] [stderr]   Executable unittests src/bin/ch-10-generic-types-traits-lifetimes/main.rs (/opt/rustwide/target/debug/deps/ch_10_generic_types_traits_lifetimes-cd0244aafb3d8302)
[INFO] [stderr]   Executable unittests src/bin/ch-11-writing-automated-test/main.rs (/opt/rustwide/target/debug/deps/ch_11_writing_automated_test-d90827aad807d547)
[INFO] [stderr]   Executable unittests src/bin/ch-12-an-io-project-building-a-command-line-project/main.rs (/opt/rustwide/target/debug/deps/ch_12_an_io_project_building_a_command_line_project-4a57548ae98b4d71)
[INFO] [stderr]   Executable unittests src/bin/ch-13-iterators-and-closures/main.rs (/opt/rustwide/target/debug/deps/ch_13_iterators_and_closures-0d804e9a82fa50fa)
[INFO] [stderr]   Executable unittests src/bin/ch-14-more-about-cargo-and-crates-io/main.rs (/opt/rustwide/target/debug/deps/ch_14_more_about_cargo_and_crates_io-4d9a8b4374ff853a)
[INFO] [stderr]   Executable unittests src/bin/ch-2-programming-a-guessing-game/main.rs (/opt/rustwide/target/debug/deps/ch_2_programming_a_guessing_game-fb9ee8ba2ca7b2e8)
[INFO] [stderr]   Executable unittests src/bin/ch-3-variables-and-mutability-dont-les-primitive-types/main.rs (/opt/rustwide/target/debug/deps/ch_3_variables_and_mutability_dont_les_primitive_types-491a9863153f7f6f)
[INFO] [stderr]   Executable unittests src/bin/ch-4-understand-ownership/main.rs (/opt/rustwide/target/debug/deps/ch_4_understand_ownership-8994009f7e80bdc5)
[INFO] [stderr]   Executable unittests src/bin/ch-5-using-struct-to-structure-related-data/main.rs (/opt/rustwide/target/debug/deps/ch_5_using_struct_to_structure_related_data-584149ca0a11a376)
[INFO] [stderr]   Executable unittests src/bin/ch-6-enums-and-pattern-matching/main.rs (/opt/rustwide/target/debug/deps/ch_6_enums_and_pattern_matching-d47bc156816abb9b)
[INFO] [stderr]   Executable unittests src/bin/ch-7-managing-projects-with-package-crate-module/main.rs (/opt/rustwide/target/debug/deps/ch_7_managing_projects_with_package_crate_module-19c6802f376b8cc0)
[INFO] [stderr]   Executable unittests src/bin/ch-8-common-collections/main.rs (/opt/rustwide/target/debug/deps/ch_8_common_collections-a07ebe3c8f710e56)
[INFO] [stderr]   Executable unittests src/bin/ch-9-error-handling/main.rs (/opt/rustwide/target/debug/deps/ch_9_error_handling-c26944f95aabac5c)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/the_book-919a2fd2a21d7e7d)
[INFO] [stderr]   Executable tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-2f975720bda40dae)
[INFO] running `Command { std: "docker" "inspect" "4ba6f57a0f6cf4ad4a3e2a48b8db1717017050a0995ab2daac5333925e8119f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba6f57a0f6cf4ad4a3e2a48b8db1717017050a0995ab2daac5333925e8119f7", kill_on_drop: false }`
[INFO] [stdout] 4ba6f57a0f6cf4ad4a3e2a48b8db1717017050a0995ab2daac5333925e8119f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", 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] 414f7599d070658d59bfb62e8209552363e2620874145af50dacecf4ecd1d49e
[INFO] running `Command { std: "docker" "start" "-a" "414f7599d070658d59bfb62e8209552363e2620874145af50dacecf4ecd1d49e", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/bin/ch-8-common-collections/main.rs:48:6
[INFO] [stderr]    |
[INFO] [stderr] 48 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `the_book` (bin "ch-8-common-collections") generated 1 warning
[INFO] [stderr] warning: `the_book` (bin "ch-8-common-collections" test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]  --> src/bin/ch-5-using-struct-to-structure-related-data/main.rs:9:6
[INFO] [stderr]   |
[INFO] [stderr] 9 |     };
[INFO] [stderr]   |      ^ help: remove this semicolon
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `the_book` (bin "ch-5-using-struct-to-structure-related-data") generated 1 warning
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]  --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:9:6
[INFO] [stderr]   |
[INFO] [stderr] 9 |     };
[INFO] [stderr]   |      ^ help: remove this semicolon
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:13:6
[INFO] [stderr]    |
[INFO] [stderr] 13 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:48:6
[INFO] [stderr]    |
[INFO] [stderr] 48 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:70:6
[INFO] [stderr]    |
[INFO] [stderr] 70 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:78:6
[INFO] [stderr]    |
[INFO] [stderr] 78 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/bin/ch-10-generic-types-traits-lifetimes/main.rs:83:6
[INFO] [stderr]    |
[INFO] [stderr] 83 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: `the_book` (bin "ch-10-generic-types-traits-lifetimes") generated 6 warnings
[INFO] [stderr] warning: field is never read: `fruit_salad`
[INFO] [stderr]   --> src/bin/ch-7-managing-projects-with-package-crate-module/main.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fruit_salad: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Breakfast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/bin/ch-7-managing-projects-with-package-crate-module/main.rs:34:10
[INFO] [stderr]    |
[INFO] [stderr] 34 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `the_book` (bin "ch-7-managing-projects-with-package-crate-module") generated 1 warning
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/bin/ch-6-enums-and-pattern-matching/main.rs:20:6
[INFO] [stderr]    |
[INFO] [stderr] 20 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/bin/ch-6-enums-and-pattern-matching/main.rs:45:6
[INFO] [stderr]    |
[INFO] [stderr] 45 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/bin/ch-6-enums-and-pattern-matching/main.rs:52:6
[INFO] [stderr]    |
[INFO] [stderr] 52 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/bin/ch-6-enums-and-pattern-matching/main.rs:76:6
[INFO] [stderr]    |
[INFO] [stderr] 76 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: `the_book` (bin "ch-6-enums-and-pattern-matching") generated 4 warnings
[INFO] [stderr] warning: `the_book` (bin "ch-7-managing-projects-with-package-crate-module" test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `the_book` (bin "ch-10-generic-types-traits-lifetimes" test) generated 6 warnings (6 duplicates)
[INFO] [stderr] warning: `the_book` (bin "ch-6-enums-and-pattern-matching" test) generated 4 warnings (4 duplicates)
[INFO] [stderr] warning: `the_book` (bin "ch-5-using-struct-to-structure-related-data" test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/the_book-2ee50a36697d2097)
[INFO] [stderr]      Running unittests src/bin/ch-10-generic-types-traits-lifetimes/main.rs (/opt/rustwide/target/debug/deps/ch_10_generic_types_traits_lifetimes-cd0244aafb3d8302)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/ch-11-writing-automated-test/main.rs (/opt/rustwide/target/debug/deps/ch_11_writing_automated_test-d90827aad807d547)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests src/bin/ch-12-an-io-project-building-a-command-line-project/main.rs (/opt/rustwide/target/debug/deps/ch_12_an_io_project_building_a_command_line_project-4a57548ae98b4d71)
[INFO] [stdout] test module1::ch11_writing_tests::ajoute_2_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests src/bin/ch-13-iterators-and-closures/main.rs (/opt/rustwide/target/debug/deps/ch_13_iterators_and_closures-0d804e9a82fa50fa)
[INFO] [stdout] test module1::test::search_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test closure::test::une_closure_prend_les_variables_de_son_scope ... ok
[INFO] [stdout] test iterator::test::counter_test ... ok
[INFO] [stderr]      Running unittests src/bin/ch-14-more-about-cargo-and-crates-io/main.rs (/opt/rustwide/target/debug/deps/ch_14_more_about_cargo_and_crates_io-4d9a8b4374ff853a)
[INFO] [stdout] test closure::test::cacherx_n_est_pas_recalcule ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test lib::test::add_one_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/ch-2-programming-a-guessing-game/main.rs (/opt/rustwide/target/debug/deps/ch_2_programming_a_guessing_game-fb9ee8ba2ca7b2e8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/ch-3-variables-and-mutability-dont-les-primitive-types/main.rs (/opt/rustwide/target/debug/deps/ch_3_variables_and_mutability_dont_les_primitive_types-491a9863153f7f6f)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/ch-4-understand-ownership/main.rs (/opt/rustwide/target/debug/deps/ch_4_understand_ownership-8994009f7e80bdc5)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/ch-5-using-struct-to-structure-related-data/main.rs (/opt/rustwide/target/debug/deps/ch_5_using_struct_to_structure_related_data-584149ca0a11a376)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/bin/ch-6-enums-and-pattern-matching/main.rs (/opt/rustwide/target/debug/deps/ch_6_enums_and_pattern_matching-d47bc156816abb9b)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/ch-7-managing-projects-with-package-crate-module/main.rs (/opt/rustwide/target/debug/deps/ch_7_managing_projects_with_package_crate_module-19c6802f376b8cc0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/ch-8-common-collections/main.rs (/opt/rustwide/target/debug/deps/ch_8_common_collections-a07ebe3c8f710e56)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/ch-9-error-handling/main.rs (/opt/rustwide/target/debug/deps/ch_9_error_handling-c26944f95aabac5c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/the_book-919a2fd2a21d7e7d)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-2f975720bda40dae)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests the_book
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_integration ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - add_two (line 40) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.69s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "414f7599d070658d59bfb62e8209552363e2620874145af50dacecf4ecd1d49e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "414f7599d070658d59bfb62e8209552363e2620874145af50dacecf4ecd1d49e", kill_on_drop: false }`
[INFO] [stdout] 414f7599d070658d59bfb62e8209552363e2620874145af50dacecf4ecd1d49e