[INFO] cloning repository https://github.com/VivRibbon/To-Gardens-Where-We-Feel-Secure [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/VivRibbon/To-Gardens-Where-We-Feel-Secure" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVivRibbon%2FTo-Gardens-Where-We-Feel-Secure", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVivRibbon%2FTo-Gardens-Where-We-Feel-Secure'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f36274245a844228026cb8db339ee29dc13535af [INFO] building VivRibbon/To-Gardens-Where-We-Feel-Secure against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVivRibbon%2FTo-Gardens-Where-We-Feel-Secure" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/VivRibbon/To-Gardens-Where-We-Feel-Secure on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/VivRibbon/To-Gardens-Where-We-Feel-Secure [INFO] finished tweaking git repo https://github.com/VivRibbon/To-Gardens-Where-We-Feel-Secure [INFO] tweaked toml for git repo https://github.com/VivRibbon/To-Gardens-Where-We-Feel-Secure written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/VivRibbon/To-Gardens-Where-We-Feel-Secure 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ansi-escapes v0.1.1 [INFO] [stderr] Downloaded log-update v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f7ec1bdbfa4a3bd17cbfbbab9fbf149c3862bc64e031d35b2e2b2896292454ea [INFO] running `Command { std: "docker" "start" "-a" "f7ec1bdbfa4a3bd17cbfbbab9fbf149c3862bc64e031d35b2e2b2896292454ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7ec1bdbfa4a3bd17cbfbbab9fbf149c3862bc64e031d35b2e2b2896292454ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7ec1bdbfa4a3bd17cbfbbab9fbf149c3862bc64e031d35b2e2b2896292454ea", kill_on_drop: false }` [INFO] [stdout] f7ec1bdbfa4a3bd17cbfbbab9fbf149c3862bc64e031d35b2e2b2896292454ea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7eac8cff113ba6552c3ba6ddda52d46e0e179b98006a15ba5b2c3379b2efe4f7 [INFO] running `Command { std: "docker" "start" "-a" "7eac8cff113ba6552c3ba6ddda52d46e0e179b98006a15ba5b2c3379b2efe4f7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling ansi-escapes v0.1.1 [INFO] [stderr] Compiling log-update v0.1.0 [INFO] [stderr] Compiling getrandom v0.2.10 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling chime_songs_i v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `clear` [INFO] [stdout] --> src/main.rs:3:23 [INFO] [stdout] | [INFO] [stdout] 3 | use helperfunctions::{clear, printout}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/main.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | if let mut i = ' ' { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sky_writing` [INFO] [stdout] --> src/main.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | let mut sky_writing: [char; 5] = ['t', 'e', 's', 't', '!']; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sky_writing` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:28:13 [INFO] [stdout] | [INFO] [stdout] 28 | for mut i in white_stars.chars() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `i` is assigned to, but never used [INFO] [stdout] --> src/main.rs:29:20 [INFO] [stdout] | [INFO] [stdout] 29 | if let mut i = ' ' { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_i` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/main.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | i = 't'; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | let mut sky_writing: [char; 5] = ['t', 'e', 's', 't', '!']; [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | for mut i in white_stars.chars() { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `clear` is never used [INFO] [stdout] --> src/helperfunctions.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn clear() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.45s [INFO] running `Command { std: "docker" "inspect" "7eac8cff113ba6552c3ba6ddda52d46e0e179b98006a15ba5b2c3379b2efe4f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7eac8cff113ba6552c3ba6ddda52d46e0e179b98006a15ba5b2c3379b2efe4f7", kill_on_drop: false }` [INFO] [stdout] 7eac8cff113ba6552c3ba6ddda52d46e0e179b98006a15ba5b2c3379b2efe4f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bdc8f8dda54590a88a406f853114b6e769dbb26ddd45f91a40164daa2fb081a5 [INFO] running `Command { std: "docker" "start" "-a" "bdc8f8dda54590a88a406f853114b6e769dbb26ddd45f91a40164daa2fb081a5", kill_on_drop: false }` [INFO] [stderr] Compiling chime_songs_i v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `clear` [INFO] [stdout] --> src/main.rs:3:23 [INFO] [stdout] | [INFO] [stdout] 3 | use helperfunctions::{clear, printout}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/main.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | if let mut i = ' ' { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sky_writing` [INFO] [stdout] --> src/main.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | let mut sky_writing: [char; 5] = ['t', 'e', 's', 't', '!']; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sky_writing` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:28:13 [INFO] [stdout] | [INFO] [stdout] 28 | for mut i in white_stars.chars() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `i` is assigned to, but never used [INFO] [stdout] --> src/main.rs:29:20 [INFO] [stdout] | [INFO] [stdout] 29 | if let mut i = ' ' { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_i` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/main.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | i = 't'; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | let mut sky_writing: [char; 5] = ['t', 'e', 's', 't', '!']; [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | for mut i in white_stars.chars() { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `clear` is never used [INFO] [stdout] --> src/helperfunctions.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn clear() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] running `Command { std: "docker" "inspect" "bdc8f8dda54590a88a406f853114b6e769dbb26ddd45f91a40164daa2fb081a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bdc8f8dda54590a88a406f853114b6e769dbb26ddd45f91a40164daa2fb081a5", kill_on_drop: false }` [INFO] [stdout] bdc8f8dda54590a88a406f853114b6e769dbb26ddd45f91a40164daa2fb081a5