[INFO] cloning repository https://github.com/ikorihn/bbdan-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ikorihn/bbdan-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fikorihn%2Fbbdan-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fikorihn%2Fbbdan-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 68554c58c2887dbc4f5bc25c2e444b0412aee88e [INFO] checking ikorihn/bbdan-rust against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fikorihn%2Fbbdan-rust" "/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/ikorihn/bbdan-rust on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ikorihn/bbdan-rust [INFO] finished tweaking git repo https://github.com/ikorihn/bbdan-rust [INFO] tweaked toml for git repo https://github.com/ikorihn/bbdan-rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ikorihn/bbdan-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded futures-task v0.3.24 [INFO] [stderr] Downloaded console v0.15.1 [INFO] [stderr] Downloaded dialoguer v0.10.2 [INFO] [stderr] Downloaded iana-time-zone v0.1.49 [INFO] [stderr] Downloaded os_str_bytes v6.3.0 [INFO] [stderr] Downloaded textwrap v0.15.1 [INFO] [stderr] Downloaded clap v3.2.22 [INFO] [stderr] Downloaded futures-util v0.3.24 [INFO] [stderr] Downloaded tokio v1.21.1 [INFO] [stderr] Downloaded futures-channel v0.3.24 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e38ebe2354ab7ab3d58b0f39f2549d069d3626b2383f56f13dc7a0e2d72b1129 [INFO] running `Command { std: "docker" "start" "-a" "e38ebe2354ab7ab3d58b0f39f2549d069d3626b2383f56f13dc7a0e2d72b1129", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e38ebe2354ab7ab3d58b0f39f2549d069d3626b2383f56f13dc7a0e2d72b1129", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e38ebe2354ab7ab3d58b0f39f2549d069d3626b2383f56f13dc7a0e2d72b1129", kill_on_drop: false }` [INFO] [stdout] e38ebe2354ab7ab3d58b0f39f2549d069d3626b2383f56f13dc7a0e2d72b1129 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 454482b3cab2ef7afa77c0f17cdbbf519f620bb62cdd2fd5261032e418217d75 [INFO] running `Command { std: "docker" "start" "-a" "454482b3cab2ef7afa77c0f17cdbbf519f620bb62cdd2fd5261032e418217d75", kill_on_drop: false }` [INFO] [stderr] Checking once_cell v1.15.0 [INFO] [stderr] Compiling openssl-sys v0.9.75 [INFO] [stderr] Compiling futures-core v0.3.24 [INFO] [stderr] Compiling tokio v1.21.1 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking socket2 v0.4.7 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Compiling futures-task v0.3.24 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Checking tracing-core v0.1.29 [INFO] [stderr] Compiling serde_derive v1.0.145 [INFO] [stderr] Compiling openssl v0.10.41 [INFO] [stderr] Compiling futures-util v0.3.24 [INFO] [stderr] Checking http v0.2.8 [INFO] [stderr] Checking tracing v0.1.36 [INFO] [stderr] Checking slab v0.4.7 [INFO] [stderr] Compiling openssl-macros v0.1.0 [INFO] [stderr] Checking futures-sink v0.3.24 [INFO] [stderr] Compiling serde v1.0.145 [INFO] [stderr] Checking futures-io v0.3.24 [INFO] [stderr] Compiling futures-channel v0.3.24 [INFO] [stderr] Compiling native-tls v0.2.10 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking terminal_size v0.1.17 [INFO] [stderr] Checking fastrand v1.8.0 [INFO] [stderr] Checking os_str_bytes v6.3.0 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Checking console v0.15.1 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking iana-time-zone v0.1.49 [INFO] [stderr] Checking zeroize v1.5.7 [INFO] [stderr] Checking textwrap v0.15.1 [INFO] [stderr] Checking dialoguer v0.10.2 [INFO] [stderr] Checking chrono v0.4.22 [INFO] [stderr] Compiling clap_derive v3.2.18 [INFO] [stderr] Checking clap v3.2.22 [INFO] [stderr] Checking tokio-util v0.7.4 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking h2 v0.3.14 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking serde_json v1.0.85 [INFO] [stderr] Checking hyper v0.14.20 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.12 [INFO] [stderr] Checking bbdan v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ansi_term::Colour` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use ansi_term::Colour; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize` [INFO] [stdout] --> src/main.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | use serde::{Deserialize, Serialize}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::OpenOptions` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::fs::OpenOptions; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Write` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ansi_term::Colour` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use ansi_term::Colour; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::PathBuf` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::path::PathBuf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread::sleep` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::thread::sleep; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Instant` [INFO] [stdout] --> src/main.rs:13:27 [INFO] [stdout] | [INFO] [stdout] 13 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize` [INFO] [stdout] --> src/main.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | use serde::{Deserialize, Serialize}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `default`, `fs`, `process` [INFO] [stdout] --> src/main.rs:14:11 [INFO] [stdout] | [INFO] [stdout] 14 | use std::{default, fs, process}; [INFO] [stdout] | ^^^^^^^ ^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::OpenOptions` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::fs::OpenOptions; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Write` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::PathBuf` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::path::PathBuf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread::sleep` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::thread::sleep; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Instant` [INFO] [stdout] --> src/main.rs:13:27 [INFO] [stdout] | [INFO] [stdout] 13 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `default`, `fs`, `process` [INFO] [stdout] --> src/main.rs:14:11 [INFO] [stdout] | [INFO] [stdout] 14 | use std::{default, fs, process}; [INFO] [stdout] | ^^^^^^^ ^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/main.rs:117:9 [INFO] [stdout] | [INFO] [stdout] 117 | let output: Output = args.output; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/main.rs:117:9 [INFO] [stdout] | [INFO] [stdout] 117 | let output: Output = args.output; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:233:9 [INFO] [stdout] | [INFO] [stdout] 233 | _ => return String::from("read"), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:233:9 [INFO] [stdout] | [INFO] [stdout] 233 | _ => return String::from("read"), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `OutputMessage` is never constructed [INFO] [stdout] --> src/main.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 62 | struct OutputMessage { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `OutputMessage` is never constructed [INFO] [stdout] --> src/main.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 62 | struct OutputMessage { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `to_formatted` are never used [INFO] [stdout] --> src/main.rs:70:8 [INFO] [stdout] | [INFO] [stdout] 69 | impl OutputMessage { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 70 | fn new( [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 84 | fn to_formatted(&self, output: Output) -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `to_formatted` are never used [INFO] [stdout] --> src/main.rs:70:8 [INFO] [stdout] | [INFO] [stdout] 69 | impl OutputMessage { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 70 | fn new( [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 84 | fn to_formatted(&self, output: Output) -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.69s [INFO] running `Command { std: "docker" "inspect" "454482b3cab2ef7afa77c0f17cdbbf519f620bb62cdd2fd5261032e418217d75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "454482b3cab2ef7afa77c0f17cdbbf519f620bb62cdd2fd5261032e418217d75", kill_on_drop: false }` [INFO] [stdout] 454482b3cab2ef7afa77c0f17cdbbf519f620bb62cdd2fd5261032e418217d75