[INFO] cloning repository https://github.com/anteroserrano99/Mirepoix [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anteroserrano99/Mirepoix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanteroserrano99%2FMirepoix", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanteroserrano99%2FMirepoix'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9c228e517071105c9992a54c61c66aa7edc11177 [INFO] checking anteroserrano99/Mirepoix/9c228e517071105c9992a54c61c66aa7edc11177 against master#0f6e1ae67854c3c44726e8376144c16b465fe7c6 for pr-129392 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanteroserrano99%2FMirepoix" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/anteroserrano99/Mirepoix on toolchain 0f6e1ae67854c3c44726e8376144c16b465fe7c6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/anteroserrano99/Mirepoix [INFO] finished tweaking git repo https://github.com/anteroserrano99/Mirepoix [INFO] tweaked toml for git repo https://github.com/anteroserrano99/Mirepoix written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/anteroserrano99/Mirepoix 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" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded parking_lot v0.12.0 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.80 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.80 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.80 [INFO] [stderr] Downloaded wasm-bindgen v0.2.80 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.80 [INFO] [stderr] Downloaded log v0.4.16 [INFO] [stderr] Downloaded js-sys v0.3.57 [INFO] [stderr] Downloaded ntapi v0.3.7 [INFO] [stderr] Downloaded mio v0.8.2 [INFO] [stderr] Downloaded serde_json v1.0.80 [INFO] [stderr] Downloaded hyper v0.14.18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 05fe5f44bd4813868c07d9b2ec67fdbf019902521ec8c45dc2d1d225641fe490 [INFO] running `Command { std: "docker" "start" "-a" "05fe5f44bd4813868c07d9b2ec67fdbf019902521ec8c45dc2d1d225641fe490", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "05fe5f44bd4813868c07d9b2ec67fdbf019902521ec8c45dc2d1d225641fe490", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05fe5f44bd4813868c07d9b2ec67fdbf019902521ec8c45dc2d1d225641fe490", kill_on_drop: false }` [INFO] [stdout] 05fe5f44bd4813868c07d9b2ec67fdbf019902521ec8c45dc2d1d225641fe490 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5ab7906e38b5e0487c2a2703d20943123e011dd45ef16c017c5e5c8d4724e03a [INFO] running `Command { std: "docker" "start" "-a" "5ab7906e38b5e0487c2a2703d20943123e011dd45ef16c017c5e5c8d4724e03a", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.92 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling openssl-sys v0.9.72 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking tracing-core v0.1.26 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Checking parking_lot_core v0.9.3 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking http v0.2.7 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling native-tls v0.2.10 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking tower-service v0.3.1 [INFO] [stderr] Compiling serde_json v1.0.80 [INFO] [stderr] Checking ipnet v2.5.0 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Checking mio v0.8.2 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Compiling openssl v0.10.38 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking http-body v0.4.4 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling tracing-attributes v0.1.21 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Checking tokio v1.18.1 [INFO] [stderr] Checking tracing v0.1.34 [INFO] [stderr] Checking serde v1.0.137 [INFO] [stderr] Checking tokio-util v0.7.1 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking h2 v0.3.13 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking hyper v0.14.18 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.10 [INFO] [stderr] Checking Mirepoix v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/main.rs:3:22 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{stdin, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/main.rs:3:22 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{stdin, Write}; [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:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let mut username = user; [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:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let mut username = user; [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:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | create_directory(&username); [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] 23 | let _ = create_directory(&username); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | create_directory(&username); [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] 23 | let _ = create_directory(&username); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.87s [INFO] running `Command { std: "docker" "inspect" "5ab7906e38b5e0487c2a2703d20943123e011dd45ef16c017c5e5c8d4724e03a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ab7906e38b5e0487c2a2703d20943123e011dd45ef16c017c5e5c8d4724e03a", kill_on_drop: false }` [INFO] [stdout] 5ab7906e38b5e0487c2a2703d20943123e011dd45ef16c017c5e5c8d4724e03a