[INFO] cloning repository https://github.com/tbelaire/dailyprogrammer_challenge247_easy_secret_santa [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tbelaire/dailyprogrammer_challenge247_easy_secret_santa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbelaire%2Fdailyprogrammer_challenge247_easy_secret_santa", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbelaire%2Fdailyprogrammer_challenge247_easy_secret_santa'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 711646bcb7d841928c02268d3ca07747db13c311 [INFO] checking tbelaire/dailyprogrammer_challenge247_easy_secret_santa against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbelaire%2Fdailyprogrammer_challenge247_easy_secret_santa" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tbelaire/dailyprogrammer_challenge247_easy_secret_santa on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tbelaire/dailyprogrammer_challenge247_easy_secret_santa [INFO] finished tweaking git repo https://github.com/tbelaire/dailyprogrammer_challenge247_easy_secret_santa [INFO] tweaked toml for git repo https://github.com/tbelaire/dailyprogrammer_challenge247_easy_secret_santa written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tbelaire/dailyprogrammer_challenge247_easy_secret_santa already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2db6aa91ff3cb829b116b764c7150bb551f84dd4cd0cb2fae1be62c785d058cd [INFO] running `Command { std: "docker" "start" "-a" "2db6aa91ff3cb829b116b764c7150bb551f84dd4cd0cb2fae1be62c785d058cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2db6aa91ff3cb829b116b764c7150bb551f84dd4cd0cb2fae1be62c785d058cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2db6aa91ff3cb829b116b764c7150bb551f84dd4cd0cb2fae1be62c785d058cd", kill_on_drop: false }` [INFO] [stdout] 2db6aa91ff3cb829b116b764c7150bb551f84dd4cd0cb2fae1be62c785d058cd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51fe071a8fbc47d427e09ac5b358cdeb887207c6a112f3ce2b1319aa1624b532 [INFO] running `Command { std: "docker" "start" "-a" "51fe071a8fbc47d427e09ac5b358cdeb887207c6a112f3ce2b1319aa1624b532", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking challenge_247_easy_secret_santa v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:74:16 [INFO] [stdout] | [INFO] [stdout] 74 | let file = try!(File::open(path)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:80:17 [INFO] [stdout] | [INFO] [stdout] 80 | let l = try!(l); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:74:16 [INFO] [stdout] | [INFO] [stdout] 74 | let file = try!(File::open(path)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:80:17 [INFO] [stdout] | [INFO] [stdout] 80 | let l = try!(l); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:73:56 [INFO] [stdout] | [INFO] [stdout] 73 | fn load_family(path: &Path) -> Result, Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 73 | fn load_family(path: &Path) -> Result, Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:73:56 [INFO] [stdout] | [INFO] [stdout] 73 | fn load_family(path: &Path) -> Result, Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 73 | fn load_family(path: &Path) -> Result, Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:60:28 [INFO] [stdout] | [INFO] [stdout] 60 | error.description()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:60:28 [INFO] [stdout] | [INFO] [stdout] 60 | error.description()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `new` and `new2` are never used [INFO] [stdout] --> src/main.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl Family { [INFO] [stdout] | ----------- associated functions in this implementation [INFO] [stdout] 17 | pub fn new(people: Vec) -> Self [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | pub fn new2(people: V) -> Self [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] running `Command { std: "docker" "inspect" "51fe071a8fbc47d427e09ac5b358cdeb887207c6a112f3ce2b1319aa1624b532", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51fe071a8fbc47d427e09ac5b358cdeb887207c6a112f3ce2b1319aa1624b532", kill_on_drop: false }` [INFO] [stdout] 51fe071a8fbc47d427e09ac5b358cdeb887207c6a112f3ce2b1319aa1624b532