[INFO] cloning repository https://github.com/yaowenqiang/rustsevendays [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yaowenqiang/rustsevendays" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyaowenqiang%2Frustsevendays", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyaowenqiang%2Frustsevendays'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 86d3f11552d312cf38f1ff0ca01274dda11e4c86 [INFO] testing yaowenqiang/rustsevendays against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyaowenqiang%2Frustsevendays" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yaowenqiang/rustsevendays on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yaowenqiang/rustsevendays [INFO] finished tweaking git repo https://github.com/yaowenqiang/rustsevendays [INFO] tweaked toml for git repo https://github.com/yaowenqiang/rustsevendays written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/yaowenqiang/rustsevendays already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded winreg v0.10.1 [INFO] [stderr] Downloaded git2 v0.13.25 [INFO] [stderr] Downloaded slog-term v2.8.0 [INFO] [stderr] Downloaded zmq-sys v0.11.0 [INFO] [stderr] Downloaded uuid v0.2.3 [INFO] [stderr] Downloaded wide v0.7.1 [INFO] [stderr] Downloaded thread-scoped v1.0.2 [INFO] [stderr] Downloaded primal-estimate v0.2.1 [INFO] [stderr] Downloaded serde v0.6.15 [INFO] [stderr] Downloaded envy v0.4.2 [INFO] [stderr] Downloaded lettre_email v0.9.4 [INFO] [stderr] Downloaded primal v0.2.3 [INFO] [stderr] Downloaded mime v0.1.3 [INFO] [stderr] Downloaded primal-check v0.2.3 [INFO] [stderr] Downloaded primal-sieve v0.2.9 [INFO] [stderr] Downloaded primal-bit v0.2.4 [INFO] [stderr] Downloaded monoio v0.0.3 [INFO] [stderr] Downloaded url v0.5.10 [INFO] [stderr] Downloaded chrono-tz v0.6.0 [INFO] [stderr] Downloaded libgit2-sys v0.12.26+1.3.0 [INFO] [stderr] Downloaded unicode-bidi v0.2.6 [INFO] [stderr] Downloaded hyper v0.7.2 [INFO] [stderr] Downloaded fuse v0.3.1 [INFO] [stderr] Downloaded lettre v0.9.6 [INFO] [stderr] Downloaded io-uring v0.5.2 [INFO] [stderr] Downloaded os_socketaddr v0.2.0 [INFO] [stderr] Downloaded redis v0.21.4 [INFO] [stderr] Downloaded zmq v0.9.2 [INFO] [stderr] Downloaded derive_builder_core v0.10.2 [INFO] [stderr] Downloaded derive_builder_macro v0.10.2 [INFO] [stderr] Downloaded derive_builder v0.10.2 [INFO] [stderr] Downloaded libssh2-sys v0.2.23 [INFO] [stderr] Downloaded tau v1.0.4 [INFO] [stderr] Downloaded leftpad v0.2.0 [INFO] [stderr] Downloaded monoio-macros v0.0.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e7fd91501ef8f4597428b5b84e783e91047396c0417bc23c94caac0261232811 [INFO] running `Command { std: "docker" "start" "-a" "e7fd91501ef8f4597428b5b84e783e91047396c0417bc23c94caac0261232811", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e7fd91501ef8f4597428b5b84e783e91047396c0417bc23c94caac0261232811", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7fd91501ef8f4597428b5b84e783e91047396c0417bc23c94caac0261232811", kill_on_drop: false }` [INFO] [stdout] e7fd91501ef8f4597428b5b84e783e91047396c0417bc23c94caac0261232811 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7ddba30dff3ff1d0aff9cf6ee4bead84908eacfb36a09ab7d0bda9cde46a9530 [INFO] running `Command { std: "docker" "start" "-a" "7ddba30dff3ff1d0aff9cf6ee4bead84908eacfb36a09ab7d0bda9cde46a9530", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling libc v0.2.103 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling sevenday v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:117:9 [INFO] [stdout] | [INFO] [stdout] 117 | let mut g = GBP(a); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `on_money` [INFO] [stdout] --> src/lib.rs:116:4 [INFO] [stdout] | [INFO] [stdout] 116 | fn on_money(a: i32, b: i32) -> GBP { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sum_list` [INFO] [stdout] --> src/lib.rs:151:4 [INFO] [stdout] | [INFO] [stdout] 151 | fn sum_list(i: I, mut s: S) -> S [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | write!(f, "-$ {:.2}", -r); [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] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::random` [INFO] [stdout] --> src/randguess.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::random; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `size` [INFO] [stdout] --> src/main.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 67 | size: i32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Bed` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:65:10 [INFO] [stdout] | [INFO] [stdout] 65 | #[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: field is never read: `count` [INFO] [stdout] --> src/main.rs:68:5 [INFO] [stdout] | [INFO] [stdout] 68 | count: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Bed` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:65:10 [INFO] [stdout] | [INFO] [stdout] 65 | #[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: constant is never used: `FIB_ONE` [INFO] [stdout] --> src/fib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | const FIB_ONE: u64 = 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `FIB_TWO` [INFO] [stdout] --> src/fib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | const FIB_TWO: u64 = 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fib` [INFO] [stdout] --> src/fib.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn fib(n: u64) -> u64 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `shoeSize` should have a snake case name [INFO] [stdout] --> src/main.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | shoeSize: i32, [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `shoe_size` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:113:5 [INFO] [stdout] | [INFO] [stdout] 113 | io::stdin().read_line(&mut guess); [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/main.rs:153:5 [INFO] [stdout] | [INFO] [stdout] 153 | copy(&mut d.stdout.unwrap(), &mut c.stdin.unwrap()); [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: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.96s [INFO] running `Command { std: "docker" "inspect" "7ddba30dff3ff1d0aff9cf6ee4bead84908eacfb36a09ab7d0bda9cde46a9530", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ddba30dff3ff1d0aff9cf6ee4bead84908eacfb36a09ab7d0bda9cde46a9530", kill_on_drop: false }` [INFO] [stdout] 7ddba30dff3ff1d0aff9cf6ee4bead84908eacfb36a09ab7d0bda9cde46a9530 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 36f00acdbc9eb408f4b970da103ee145cb62bb0ea6b15a897027f92950f76c5b [INFO] running `Command { std: "docker" "start" "-a" "36f00acdbc9eb408f4b970da103ee145cb62bb0ea6b15a897027f92950f76c5b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling sevenday v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:117:9 [INFO] [stdout] | [INFO] [stdout] 117 | let mut g = GBP(a); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `on_money` [INFO] [stdout] --> src/lib.rs:116:4 [INFO] [stdout] | [INFO] [stdout] 116 | fn on_money(a: i32, b: i32) -> GBP { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sum_list` [INFO] [stdout] --> src/lib.rs:151:4 [INFO] [stdout] | [INFO] [stdout] 151 | fn sum_list(i: I, mut s: S) -> S [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | write!(f, "-$ {:.2}", -r); [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] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::random` [INFO] [stdout] --> src/randguess.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::random; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:117:9 [INFO] [stdout] | [INFO] [stdout] 117 | let mut g = GBP(a); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | write!(f, "-$ {:.2}", -r); [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] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `size` [INFO] [stdout] --> src/main.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 67 | size: i32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Bed` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:65:10 [INFO] [stdout] | [INFO] [stdout] 65 | #[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: field is never read: `count` [INFO] [stdout] --> src/main.rs:68:5 [INFO] [stdout] | [INFO] [stdout] 68 | count: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Bed` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:65:10 [INFO] [stdout] | [INFO] [stdout] 65 | #[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: constant is never used: `FIB_ONE` [INFO] [stdout] --> src/fib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | const FIB_ONE: u64 = 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `FIB_TWO` [INFO] [stdout] --> src/fib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | const FIB_TWO: u64 = 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fib` [INFO] [stdout] --> src/fib.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn fib(n: u64) -> u64 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `shoeSize` should have a snake case name [INFO] [stdout] --> src/main.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | shoeSize: i32, [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `shoe_size` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:113:5 [INFO] [stdout] | [INFO] [stdout] 113 | io::stdin().read_line(&mut guess); [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/main.rs:153:5 [INFO] [stdout] | [INFO] [stdout] 153 | copy(&mut d.stdout.unwrap(), &mut c.stdin.unwrap()); [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.72s [INFO] running `Command { std: "docker" "inspect" "36f00acdbc9eb408f4b970da103ee145cb62bb0ea6b15a897027f92950f76c5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36f00acdbc9eb408f4b970da103ee145cb62bb0ea6b15a897027f92950f76c5b", kill_on_drop: false }` [INFO] [stdout] 36f00acdbc9eb408f4b970da103ee145cb62bb0ea6b15a897027f92950f76c5b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2c3b68c17835d0a1f592e2a12e2975266c0aab484ad567ba33957d06335be31f [INFO] running `Command { std: "docker" "start" "-a" "2c3b68c17835d0a1f592e2a12e2975266c0aab484ad567ba33957d06335be31f", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:117:9 [INFO] [stderr] | [INFO] [stderr] 117 | let mut g = GBP(a); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `on_money` [INFO] [stderr] --> src/lib.rs:116:4 [INFO] [stderr] | [INFO] [stderr] 116 | fn on_money(a: i32, b: i32) -> GBP { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `sum_list` [INFO] [stderr] --> src/lib.rs:151:4 [INFO] [stderr] | [INFO] [stderr] 151 | fn sum_list(i: I, mut s: S) -> S [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:76:13 [INFO] [stderr] | [INFO] [stderr] 76 | write!(f, "-$ {:.2}", -r); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `sevenday` (lib) generated 4 warnings [INFO] [stderr] warning: `sevenday` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] warning: unused import: `rand::random` [INFO] [stderr] --> src/randguess.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use rand::random; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `size` [INFO] [stderr] --> src/main.rs:67:5 [INFO] [stderr] | [INFO] [stderr] 67 | size: i32, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Bed` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/main.rs:65:10 [INFO] [stderr] | [INFO] [stderr] 65 | #[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: field is never read: `count` [INFO] [stderr] --> src/main.rs:68:5 [INFO] [stderr] | [INFO] [stderr] 68 | count: u32, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Bed` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/main.rs:65:10 [INFO] [stderr] | [INFO] [stderr] 65 | #[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: constant is never used: `FIB_ONE` [INFO] [stderr] --> src/fib.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | const FIB_ONE: u64 = 1; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `FIB_TWO` [INFO] [stderr] --> src/fib.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | const FIB_TWO: u64 = 1; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `fib` [INFO] [stderr] --> src/fib.rs:5:4 [INFO] [stderr] | [INFO] [stderr] 5 | fn fib(n: u64) -> u64 { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: structure field `shoeSize` should have a snake case name [INFO] [stderr] --> src/main.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | shoeSize: i32, [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `shoe_size` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:113:5 [INFO] [stderr] | [INFO] [stderr] 113 | io::stdin().read_line(&mut guess); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:153:5 [INFO] [stderr] | [INFO] [stderr] 153 | copy(&mut d.stdout.unwrap(), &mut c.stdin.unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `sevenday` (bin "sevenday" test) generated 9 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sevenday-2010e5b578bf79a5) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::it_works ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::it_works stdout ---- [INFO] [stdout] thread 'tests::it_works' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `". hello"`, [INFO] [stdout] right: `"hello"`', src/lib.rs:324:13 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5589340038dc - std::backtrace_rs::backtrace::libunwind::trace::h02555d7ca8aa068a [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x5589340038dc - std::backtrace_rs::backtrace::trace_unsynchronized::h8555a46024147da8 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5589340038dc - std::sys_common::backtrace::_print_fmt::h4c7f50b4f105da1e [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x5589340038dc - ::fmt::ha305a40dbc030444 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x55893402923c - core::fmt::write::hadd15acf4d6ce273 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/fmt/mod.rs:1190:17 [INFO] [stdout] 5: 0x558933fff1d8 - std::io::Write::write_fmt::h271050faa79d27d2 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/io/mod.rs:1657:15 [INFO] [stdout] 6: 0x558934005ba7 - std::sys_common::backtrace::_print::h0dd5c0810675bd8c [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x558934005ba7 - std::sys_common::backtrace::print::h20a2155fa0a22ca6 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x558934005ba7 - std::panicking::default_hook::{{closure}}::habb3b6f3ccdfe00a [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x5589340058db - std::panicking::default_hook::h1c5cf4d5063a38e4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:311:9 [INFO] [stdout] 10: 0x5589340062fa - std::panicking::rust_panic_with_hook::hb5de7a3072d2cf59 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x558934005fe7 - std::panicking::begin_panic_handler::{{closure}}::h5106de2f55f1a411 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:588:13 [INFO] [stdout] 12: 0x558934003da4 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ad5c2a8a003ca72 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x558934005cf9 - rust_begin_unwind [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x558933fa3133 - core::panicking::panic_fmt::hfb4b8460cd493e74 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:143:14 [INFO] [stdout] 15: 0x5589340277f8 - core::panicking::assert_failed_inner::h6332a1b3f7595954 [INFO] [stdout] 16: 0x558933fa63aa - core::panicking::assert_failed::hb61c363d47963772 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:182:5 [INFO] [stdout] 17: 0x558933fa9674 - sevenday::tests::it_works::hb21216b0d6665196 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:324:13 [INFO] [stdout] 18: 0x558933fa881a - sevenday::tests::it_works::{{closure}}::h867433cdc75df01f [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:302:5 [INFO] [stdout] 19: 0x558933faba4e - core::ops::function::FnOnce::call_once::ha1ff5be4762ca1fc [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x558933fd9903 - core::ops::function::FnOnce::call_once::h43953c8a8f54893f [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x558933fd9903 - test::__rust_begin_short_backtrace::h163f55298a15df9b [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:575:5 [INFO] [stdout] 22: 0x558933fd8631 - as core::ops::function::FnOnce>::call_once::hc911782b3cbc7ed5 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 23: 0x558933fd8631 - as core::ops::function::FnOnce<()>>::call_once::hc5bb369afbf9cd4e [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 24: 0x558933fd8631 - std::panicking::try::do_call::he60df4e3e832faff [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40 [INFO] [stdout] 25: 0x558933fd8631 - std::panicking::try::h2633cee89a0767f3 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19 [INFO] [stdout] 26: 0x558933fd8631 - std::panic::catch_unwind::h6e10f7b94ce38b1e [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14 [INFO] [stdout] 27: 0x558933fd8631 - test::run_test_in_process::h085ef39049c3b50b [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:598:18 [INFO] [stdout] 28: 0x558933fd8631 - test::run_test::run_test_inner::{{closure}}::h4e58ce9f68eb43e4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:492:39 [INFO] [stdout] 29: 0x558933fe1f11 - test::run_test::run_test_inner::{{closure}}::h6d18db28c5e396ee [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:519:37 [INFO] [stdout] 30: 0x558933fe1f11 - std::sys_common::backtrace::__rust_begin_short_backtrace::h32292cb2cd8be620 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stdout] 31: 0x558933fae66f - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h71ee66b20f7b0482 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/mod.rs:498:17 [INFO] [stdout] 32: 0x558933fae66f - as core::ops::function::FnOnce<()>>::call_once::hb6046e1d1a75a4a4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 33: 0x558933fae66f - std::panicking::try::do_call::h5422165a88309c77 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40 [INFO] [stdout] 34: 0x558933fae66f - std::panicking::try::h840a12b54e2c9f5d [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19 [INFO] [stdout] 35: 0x558933fae66f - std::panic::catch_unwind::h85910e437c8da180 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14 [INFO] [stdout] 36: 0x558933fae66f - std::thread::Builder::spawn_unchecked_::{{closure}}::ha3af3a297bfd51d6 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/mod.rs:497:30 [INFO] [stdout] 37: 0x558933fae66f - core::ops::function::FnOnce::call_once{{vtable.shim}}::hff8788f58e0e06a9 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x55893400bf93 - as core::ops::function::FnOnce>::call_once::h82a18723295373b7 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 39: 0x55893400bf93 - as core::ops::function::FnOnce>::call_once::h4b9b8634f7a2a5a4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 40: 0x55893400bf93 - std::sys::unix::thread::Thread::new::thread_start::h3dc341aa024c6852 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 41: 0x7f473f742609 - start_thread [INFO] [stdout] 42: 0x7f473f514293 - clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::it_works [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "2c3b68c17835d0a1f592e2a12e2975266c0aab484ad567ba33957d06335be31f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c3b68c17835d0a1f592e2a12e2975266c0aab484ad567ba33957d06335be31f", kill_on_drop: false }` [INFO] [stdout] 2c3b68c17835d0a1f592e2a12e2975266c0aab484ad567ba33957d06335be31f