[INFO] cloning repository https://github.com/inblack67/Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inblack67/Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/inblack67/Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inblack67/Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 2) [INFO] cloning repository https://github.com/inblack67/Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inblack67/Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 3) [INFO] cloning repository https://github.com/inblack67/Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inblack67/Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 4) [INFO] cloning repository https://github.com/inblack67/Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inblack67/Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 5) [INFO] cloning repository https://github.com/inblack67/Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inblack67/Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 6) [INFO] cloning repository https://github.com/inblack67/Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inblack67/Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 7) [INFO] cloning repository https://github.com/inblack67/Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inblack67/Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 8) [INFO] cloning repository https://github.com/inblack67/Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inblack67/Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 9) [INFO] cloning repository https://github.com/inblack67/Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inblack67/Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 10) [INFO] cloning repository https://github.com/inblack67/Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inblack67/Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 11) [INFO] cloning repository https://github.com/inblack67/Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inblack67/Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 12) [INFO] cloning repository https://github.com/inblack67/Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inblack67/Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 13) [INFO] cloning repository https://github.com/inblack67/Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inblack67/Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 14) [INFO] cloning repository https://github.com/inblack67/Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inblack67/Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 37146a31e78cae8dfb5c7cfad503a141f13deab8 [INFO] testing inblack67/Rust against try#17092ad00ed8fe1e7f81a7e38238ff70779034b1 for pr-140985 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/inblack67/Rust on toolchain 17092ad00ed8fe1e7f81a7e38238ff70779034b1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/inblack67/Rust [INFO] finished tweaking git repo https://github.com/inblack67/Rust [INFO] tweaked toml for git repo https://github.com/inblack67/Rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/inblack67/Rust 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" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 56913382aba149a3b1c896a64d1e97fb20606d2b1286c1a1eb180824d2650df7 [INFO] running `Command { std: "docker" "start" "-a" "56913382aba149a3b1c896a64d1e97fb20606d2b1286c1a1eb180824d2650df7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "56913382aba149a3b1c896a64d1e97fb20606d2b1286c1a1eb180824d2650df7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56913382aba149a3b1c896a64d1e97fb20606d2b1286c1a1eb180824d2650df7", kill_on_drop: false }` [INFO] [stdout] 56913382aba149a3b1c896a64d1e97fb20606d2b1286c1a1eb180824d2650df7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9ccad5deb94e600c68e42701d2bd91e5138707ef18987bd4c6a3ecfa1d1f046d [INFO] running `Command { std: "docker" "start" "-a" "9ccad5deb94e600c68e42701d2bd91e5138707ef18987bd4c6a3ecfa1d1f046d", kill_on_drop: false }` [INFO] [stderr] Compiling Rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/error_handling.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 8 | let f = match f { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/error_handling.rs:23:6 [INFO] [stdout] | [INFO] [stdout] 23 | let f = File::open("text.txt").unwrap(); // unwraps to data [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/error_handling.rs:24:6 [INFO] [stdout] | [INFO] [stdout] 24 | let f = File::open("text.txt").expect("Could not open file"); // unwraps to data or panics with the provided error [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/generics.rs:28:6 [INFO] [stdout] | [INFO] [stdout] 28 | let s = Square { x: 1 }; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/generics.rs:29:6 [INFO] [stdout] | [INFO] [stdout] 29 | let s = Square { x: "hello" }; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/generics.rs:30:6 [INFO] [stdout] | [INFO] [stdout] 30 | let s = Square { x: true }; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/lifetimes.rs:20:6 [INFO] [stdout] | [INFO] [stdout] 20 | let s: &'static str = "static life"; // will live until the entire duration of the program [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/vectors.rs:10:6 [INFO] [stdout] | [INFO] [stdout] 10 | let x: Vec = vec![1, 2, 3]; // resizable array => length not known at compile time [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `x` and `y` are never read [INFO] [stdout] --> src/enums.rs:10:2 [INFO] [stdout] | [INFO] [stdout] 9 | struct Point { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 10 | x: u32, [INFO] [stdout] | ^ [INFO] [stdout] 11 | y: u32, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/enums.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | UP(Point), // tuple of point struct [INFO] [stdout] | -- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 15 - UP(Point), // tuple of point struct [INFO] [stdout] 15 + UP(()), // tuple of point struct [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `DOWN`, `LEFT`, and `RIGHT` are never constructed [INFO] [stdout] --> src/enums.rs:16:2 [INFO] [stdout] | [INFO] [stdout] 14 | enum Direction { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 15 | UP(Point), // tuple of point struct [INFO] [stdout] 16 | DOWN(Point), [INFO] [stdout] | ^^^^ [INFO] [stdout] 17 | LEFT(Point), [INFO] [stdout] | ^^^^ [INFO] [stdout] 18 | RIGHT(Point), [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `DownKey`, `LeftKey`, and `RightKey` are never constructed [INFO] [stdout] --> src/enums.rs:24:2 [INFO] [stdout] | [INFO] [stdout] 22 | enum Keys { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 23 | UpKey(String), [INFO] [stdout] 24 | DownKey(String), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 25 | LeftKey(String), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 26 | RightKey(String), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Keys` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `play_with_files` is never used [INFO] [stdout] --> src/error_handling.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn play_with_files() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `play_with_files_2` is never used [INFO] [stdout] --> src/error_handling.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn play_with_files_2() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `exit` is never used [INFO] [stdout] --> src/error_handling.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn exit(x: Option) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `p` is never used [INFO] [stdout] --> src/generics.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn p(x: T) { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `x` is never read [INFO] [stdout] --> src/generics.rs:9:2 [INFO] [stdout] | [INFO] [stdout] 8 | struct Square { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 9 | x: T, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `A` is never constructed [INFO] [stdout] --> src/generics.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct A { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `item` is never used [INFO] [stdout] --> src/generics.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | impl A { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] 17 | fn item(&self) -> &T { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `M` is never constructed [INFO] [stdout] --> src/generics.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | struct M { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `pr` is never used [INFO] [stdout] --> src/lifetimes.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn pr<'a>(x: &'a str, y: &'a str) -> &'a str { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `A` is never constructed [INFO] [stdout] --> src/lifetimes.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct A<'a, 'b> { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `NUM_TIMERS` is never used [INFO] [stdout] --> src/mpsc.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | const NUM_TIMERS: usize = 24; // usize => architechture dependent => 32bit or 64bit [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `timer` is never used [INFO] [stdout] --> src/mpsc.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn timer(d: usize, tx: mpsc::Sender) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/mpsc.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Iterator` is never used [INFO] [stdout] --> src/my_iterators.rs:1:7 [INFO] [stdout] | [INFO] [stdout] 1 | trait Iterator { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `MyOption` is never used [INFO] [stdout] --> src/options.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | enum MyOption { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Result` is never used [INFO] [stdout] --> src/result_enum.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | enum Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `B` is never constructed [INFO] [stdout] --> src/traits.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | struct B(u32); [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/vectors.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | Float(f64), [INFO] [stdout] | ----- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `GenericVector` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 4 - Float(f64), [INFO] [stdout] 4 + Float(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/vectors.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | Int(f64), [INFO] [stdout] | --- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `GenericVector` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 5 - Int(f64), [INFO] [stdout] 5 + Int(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/vectors.rs:6:7 [INFO] [stdout] | [INFO] [stdout] 6 | Text(String), [INFO] [stdout] | ---- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `GenericVector` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 6 - Text(String), [INFO] [stdout] 6 + Text(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.05s [INFO] running `Command { std: "docker" "inspect" "9ccad5deb94e600c68e42701d2bd91e5138707ef18987bd4c6a3ecfa1d1f046d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ccad5deb94e600c68e42701d2bd91e5138707ef18987bd4c6a3ecfa1d1f046d", kill_on_drop: false }` [INFO] [stdout] 9ccad5deb94e600c68e42701d2bd91e5138707ef18987bd4c6a3ecfa1d1f046d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/bb1e3d7fe6a14750588d4f52cb8a2713cadabe81d722ac961622566223b61ff9/work: no space left on device