[INFO] cloning repository https://github.com/facklambda/shitlink [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/facklambda/shitlink" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffacklambda%2Fshitlink", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffacklambda%2Fshitlink'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 666e6aec15cd2dafe925ace245c84469707e6cd5 [INFO] checking facklambda/shitlink against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffacklambda%2Fshitlink" "/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/facklambda/shitlink on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/facklambda/shitlink [INFO] finished tweaking git repo https://github.com/facklambda/shitlink [INFO] tweaked toml for git repo https://github.com/facklambda/shitlink written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/facklambda/shitlink 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-uring v0.3.0 [INFO] [stderr] Downloaded io-uring v0.5.2 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a2e5a762a756778e4dadc9ee0a5dfa7b7103adee129bd1737afc4d794515bcb4 [INFO] running `Command { std: "docker" "start" "-a" "a2e5a762a756778e4dadc9ee0a5dfa7b7103adee129bd1737afc4d794515bcb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a2e5a762a756778e4dadc9ee0a5dfa7b7103adee129bd1737afc4d794515bcb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2e5a762a756778e4dadc9ee0a5dfa7b7103adee129bd1737afc4d794515bcb4", kill_on_drop: false }` [INFO] [stdout] a2e5a762a756778e4dadc9ee0a5dfa7b7103adee129bd1737afc4d794515bcb4 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e3b56e63af749ada918b8875755da1be471e3aad21386cd29b310989f214f18a [INFO] running `Command { std: "docker" "start" "-a" "e3b56e63af749ada918b8875755da1be471e3aad21386cd29b310989f214f18a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.90 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Compiling parking_lot_core v0.9.1 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Compiling httparse v1.6.0 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking tinyvec v1.5.1 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking http v0.2.6 [INFO] [stderr] Checking cpufeatures v0.2.2 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Checking unicode-bidi v0.3.7 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Checking tracing-core v0.1.23 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Compiling mime_guess v2.0.4 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Compiling io-uring v0.5.2 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking httpdate v1.0.2 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking tracing v0.1.32 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Compiling quote v1.0.17 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking mio v0.8.2 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking tower-service v0.3.1 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking http-body v0.4.4 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking block-buffer v0.10.2 [INFO] [stderr] Checking crypto-common v0.1.3 [INFO] [stderr] Checking multipart v0.18.0 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking digest v0.10.3 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking sha-1 v0.10.0 [INFO] [stderr] Checking headers v0.3.7 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Checking tokio v1.17.0 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking tungstenite v0.14.0 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking tokio-util v0.6.9 [INFO] [stderr] Checking tokio-tungstenite v0.15.0 [INFO] [stderr] Checking tokio-stream v0.1.8 [INFO] [stderr] Checking tokio-uring v0.3.0 [INFO] [stderr] Checking h2 v0.3.12 [INFO] [stderr] Checking hyper v0.14.18 [INFO] [stderr] Checking warp v0.3.2 [INFO] [stderr] Checking shitlink v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs; [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/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let mut file = OpenOptions::new().read(true).open(path).expect("File not found or cannot be opened"); [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/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | append_line(path, new_content); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 14 | let _ = append_line(path, new_content); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | write!(file, "{}\n", new_content); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let mut file = OpenOptions::new().read(true).open(path).expect("File not found or cannot be opened"); [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/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | append_line(path, new_content); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 14 | let _ = append_line(path, new_content); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | write!(file, "{}\n", new_content); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.09s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.18.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "e3b56e63af749ada918b8875755da1be471e3aad21386cd29b310989f214f18a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3b56e63af749ada918b8875755da1be471e3aad21386cd29b310989f214f18a", kill_on_drop: false }` [INFO] [stdout] e3b56e63af749ada918b8875755da1be471e3aad21386cd29b310989f214f18a [INFO] checking facklambda/shitlink against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffacklambda%2Fshitlink" "/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/facklambda/shitlink on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/facklambda/shitlink [INFO] finished tweaking git repo https://github.com/facklambda/shitlink [INFO] tweaked toml for git repo https://github.com/facklambda/shitlink written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/facklambda/shitlink 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bb0f4d933b90d535d389e0ea2fa72c1ae11a5acffda3b459211957e89a7496e5 [INFO] running `Command { std: "docker" "start" "-a" "bb0f4d933b90d535d389e0ea2fa72c1ae11a5acffda3b459211957e89a7496e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bb0f4d933b90d535d389e0ea2fa72c1ae11a5acffda3b459211957e89a7496e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb0f4d933b90d535d389e0ea2fa72c1ae11a5acffda3b459211957e89a7496e5", kill_on_drop: false }` [INFO] [stdout] bb0f4d933b90d535d389e0ea2fa72c1ae11a5acffda3b459211957e89a7496e5 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7b8475f7e119169cb3fae2970faa2c8e48a9daeed066398bfc6bc14669cb455b [INFO] running `Command { std: "docker" "start" "-a" "7b8475f7e119169cb3fae2970faa2c8e48a9daeed066398bfc6bc14669cb455b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.90 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Compiling parking_lot_core v0.9.1 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling httparse v1.6.0 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Checking tinyvec v1.5.1 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking cpufeatures v0.2.2 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking http v0.2.6 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Checking unicode-bidi v0.3.7 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Checking tracing-core v0.1.23 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Compiling mime_guess v2.0.4 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking tracing v0.1.32 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Compiling io-uring v0.5.2 [INFO] [stderr] Checking httpdate v1.0.2 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Compiling quote v1.0.17 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Checking tower-service v0.3.1 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking mio v0.8.2 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking http-body v0.4.4 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.10.2 [INFO] [stderr] Checking crypto-common v0.1.3 [INFO] [stderr] Checking digest v0.10.3 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking sha-1 v0.10.0 [INFO] [stderr] Checking multipart v0.18.0 [INFO] [stderr] Checking headers v0.3.7 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Checking tokio v1.17.0 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking tungstenite v0.14.0 [INFO] [stderr] Checking tokio-util v0.6.9 [INFO] [stderr] Checking tokio-tungstenite v0.15.0 [INFO] [stderr] Checking tokio-stream v0.1.8 [INFO] [stderr] Checking tokio-uring v0.3.0 [INFO] [stderr] Checking h2 v0.3.12 [INFO] [stderr] Checking hyper v0.14.18 [INFO] [stderr] Checking warp v0.3.2 [INFO] [stderr] Checking shitlink v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs; [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/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let mut file = OpenOptions::new().read(true).open(path).expect("File not found or cannot be opened"); [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/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | append_line(path, new_content); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 14 | let _ = append_line(path, new_content); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | write!(file, "{}\n", new_content); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let mut file = OpenOptions::new().read(true).open(path).expect("File not found or cannot be opened"); [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/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | append_line(path, new_content); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 14 | let _ = append_line(path, new_content); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | write!(file, "{}\n", new_content); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.26s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.18.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "7b8475f7e119169cb3fae2970faa2c8e48a9daeed066398bfc6bc14669cb455b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b8475f7e119169cb3fae2970faa2c8e48a9daeed066398bfc6bc14669cb455b", kill_on_drop: false }` [INFO] [stdout] 7b8475f7e119169cb3fae2970faa2c8e48a9daeed066398bfc6bc14669cb455b