[INFO] cloning repository https://github.com/coderFeedForwardAlg/rust_cmd_api [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coderFeedForwardAlg/rust_cmd_api" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcoderFeedForwardAlg%2Frust_cmd_api", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcoderFeedForwardAlg%2Frust_cmd_api'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 130a965678138a6dedd831a584c6b35321eb812e [INFO] checking coderFeedForwardAlg/rust_cmd_api against try#723ab942d877517caf445dafde0416803ef56501 for pr-143857 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcoderFeedForwardAlg%2Frust_cmd_api" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/coderFeedForwardAlg/rust_cmd_api [INFO] finished tweaking git repo https://github.com/coderFeedForwardAlg/rust_cmd_api [INFO] tweaked toml for git repo https://github.com/coderFeedForwardAlg/rust_cmd_api written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/coderFeedForwardAlg/rust_cmd_api on toolchain 723ab942d877517caf445dafde0416803ef56501 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+723ab942d877517caf445dafde0416803ef56501" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/coderFeedForwardAlg/rust_cmd_api 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" "+723ab942d877517caf445dafde0416803ef56501" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+723ab942d877517caf445dafde0416803ef56501" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f8340d0f4abda713db2bf88046ef14a6baeb38a3e894afe169384616e80a7d3a [INFO] running `Command { std: "docker" "start" "-a" "f8340d0f4abda713db2bf88046ef14a6baeb38a3e894afe169384616e80a7d3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f8340d0f4abda713db2bf88046ef14a6baeb38a3e894afe169384616e80a7d3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8340d0f4abda713db2bf88046ef14a6baeb38a3e894afe169384616e80a7d3a", kill_on_drop: false }` [INFO] [stdout] f8340d0f4abda713db2bf88046ef14a6baeb38a3e894afe169384616e80a7d3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+723ab942d877517caf445dafde0416803ef56501" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6bcf1627bf4fbefaec4ee83c230da9a00607d820ad9da0c6b0f8f265f6f7d25d [INFO] running `Command { std: "docker" "start" "-a" "6bcf1627bf4fbefaec4ee83c230da9a00607d820ad9da0c6b0f8f265f6f7d25d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling libc v0.2.156 [INFO] [stderr] Compiling serde v1.0.208 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Compiling yansi v1.0.1 [INFO] [stderr] Checking bytes v1.7.1 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling httparse v1.9.4 [INFO] [stderr] Compiling num-conv v0.1.0 [INFO] [stderr] Compiling time-core v0.1.2 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Compiling ref-cast v1.0.23 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Compiling time-macros v0.2.18 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Compiling powerfmt v0.2.0 [INFO] [stderr] Compiling futures-util v0.3.30 [INFO] [stderr] Compiling proc-macro2-diagnostics v0.10.1 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling cookie v0.18.1 [INFO] [stderr] Compiling uncased v0.9.10 [INFO] [stderr] Compiling deranged v0.3.11 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling tracing-core v0.1.32 [INFO] [stderr] Checking http v0.2.12 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking percent-encoding v2.3.1 [INFO] [stderr] Compiling syn v2.0.74 [INFO] [stderr] Compiling try-lock v0.2.5 [INFO] [stderr] Compiling bitflags v2.6.0 [INFO] [stderr] Compiling socket2 v0.5.7 [INFO] [stderr] Compiling mio v1.0.2 [INFO] [stderr] Compiling want v0.3.1 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking is-terminal v0.4.13 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Compiling tokio v1.39.2 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Checking winnow v0.6.18 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Checking inlinable_string v0.1.15 [INFO] [stderr] Compiling tower-service v0.3.3 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Compiling httpdate v1.0.3 [INFO] [stderr] Checking tinyvec_macros v0.1.1 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Checking tinyvec v1.8.0 [INFO] [stderr] Compiling http-body v0.4.6 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling time v0.3.36 [INFO] [stderr] Compiling unicase v2.7.0 [INFO] [stderr] Compiling figment v0.10.19 [INFO] [stderr] Compiling multer v3.1.0 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Compiling futures v0.3.30 [INFO] [stderr] Compiling stable-pattern v0.1.0 [INFO] [stderr] Compiling log v0.4.22 [INFO] [stderr] Compiling state v0.6.0 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling indexmap v2.4.0 [INFO] [stderr] Checking unicode-normalization v0.1.23 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling rocket v0.5.1 [INFO] [stderr] Checking http v1.1.0 [INFO] [stderr] Checking encoding_rs v0.8.34 [INFO] [stderr] Checking unicode-bidi v0.3.15 [INFO] [stderr] Checking fastrand v2.1.0 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Checking mime v0.3.17 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking idna v0.5.0 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking form_urlencoded v1.2.1 [INFO] [stderr] Checking atomic v0.5.3 [INFO] [stderr] Checking binascii v0.1.4 [INFO] [stderr] Checking shutil v0.1.2 [INFO] [stderr] Checking to_run v0.1.0 (/opt/rustwide/workdir/to_run) [INFO] [stderr] Checking url v2.5.2 [INFO] [stderr] Checking tempfile v3.12.0 [INFO] [stderr] Compiling devise_core v0.4.1 [INFO] [stderr] Compiling hyper v0.14.30 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Compiling serde_derive v1.0.208 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling pear_codegen v0.2.9 [INFO] [stderr] Compiling ref-cast-impl v1.0.23 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling async-stream-impl v0.3.5 [INFO] [stderr] Compiling async-trait v0.1.81 [INFO] [stderr] Compiling devise_codegen v0.4.1 [INFO] [stderr] Checking async-stream v0.3.5 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Compiling pear v0.2.9 [INFO] [stderr] Compiling devise v0.4.1 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Compiling rocket_http v0.5.1 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling rocket_codegen v0.5.1 [INFO] [stderr] Checking tokio-util v0.7.11 [INFO] [stderr] Checking tokio-stream v0.1.15 [INFO] [stderr] Checking toml_datetime v0.6.8 [INFO] [stderr] Checking serde_spanned v0.6.7 [INFO] [stderr] Checking ubyte v0.10.4 [INFO] [stderr] Checking unicase_serde v0.1.0 [INFO] [stderr] Checking h2 v0.3.26 [INFO] [stderr] Checking toml_edit v0.22.20 [INFO] [stderr] Checking toml v0.8.19 [INFO] [stderr] Checking rocket_cors v0.6.0 [INFO] [stderr] Checking run_cmd v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::net::TcpListener` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::net::TcpListener; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::net::TcpListener` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::net::TcpListener; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::net::TcpStream` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::net::TcpStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rocket::State` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use rocket::State; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `File` [INFO] [stdout] --> src/main.rs:11:31 [INFO] [stdout] | [INFO] [stdout] 11 | use rocket::tokio::fs::{self, File}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::net::TcpStream` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::net::TcpStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rocket::State` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use rocket::State; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `File` [INFO] [stdout] --> src/main.rs:11:31 [INFO] [stdout] | [INFO] [stdout] 11 | use rocket::tokio::fs::{self, File}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:120:7 [INFO] [stdout] | [INFO] [stdout] 115 | return res.to_string(); // res.to_string(); [INFO] [stdout] | ---------------------- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 120 | */return res.to_string(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:120:7 [INFO] [stdout] | [INFO] [stdout] 115 | return res.to_string(); // res.to_string(); [INFO] [stdout] | ---------------------- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 120 | */return res.to_string(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:92:9 [INFO] [stdout] | [INFO] [stdout] 92 | let mut file = std::fs::File::create("file.py"); [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:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | let mut file = OpenOptions::new() [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:103:9 [INFO] [stdout] | [INFO] [stdout] 103 | let mut lines = BufReader::new(file).lines().skip(3) [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:92:9 [INFO] [stdout] | [INFO] [stdout] 92 | let mut file = std::fs::File::create("file.py"); [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:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | let mut file = OpenOptions::new() [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:103:9 [INFO] [stdout] | [INFO] [stdout] 103 | let mut lines = BufReader::new(file).lines().skip(3) [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 80 | let mut file = std::fs::File::create(file); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 80 | let mut file = std::fs::File::create(file); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Dir` is never constructed [INFO] [stdout] --> src/main.rs:128:8 [INFO] [stdout] | [INFO] [stdout] 128 | struct Dir { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Dir` is never constructed [INFO] [stdout] --> src/main.rs:128:8 [INFO] [stdout] | [INFO] [stdout] 128 | struct Dir { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 81 | file.expect("reason").write_all(text.as_bytes()); [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] 81 | let _ = file.expect("reason").write_all(text.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:93:5 [INFO] [stdout] | [INFO] [stdout] 93 | file.expect("reason").write_all(text.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 93 | let _ = file.expect("reason").write_all(text.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 81 | file.expect("reason").write_all(text.as_bytes()); [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] 81 | let _ = file.expect("reason").write_all(text.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:93:5 [INFO] [stdout] | [INFO] [stdout] 93 | file.expect("reason").write_all(text.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 93 | let _ = file.expect("reason").write_all(text.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.62s [INFO] running `Command { std: "docker" "inspect" "6bcf1627bf4fbefaec4ee83c230da9a00607d820ad9da0c6b0f8f265f6f7d25d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6bcf1627bf4fbefaec4ee83c230da9a00607d820ad9da0c6b0f8f265f6f7d25d", kill_on_drop: false }` [INFO] [stdout] 6bcf1627bf4fbefaec4ee83c230da9a00607d820ad9da0c6b0f8f265f6f7d25d