[INFO] cloning repository https://github.com/yukimemi/encoding [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yukimemi/encoding" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyukimemi%2Fencoding", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyukimemi%2Fencoding'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a7c36babcf4a45089216ed32eafd2ba78cd51eb6 [INFO] checking yukimemi/encoding against master#b2728d5426bab1d8c39709768c7e22b7f66dde5d for pr-135852 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyukimemi%2Fencoding" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yukimemi/encoding on toolchain b2728d5426bab1d8c39709768c7e22b7f66dde5d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2728d5426bab1d8c39709768c7e22b7f66dde5d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yukimemi/encoding [INFO] finished tweaking git repo https://github.com/yukimemi/encoding [INFO] tweaked toml for git repo https://github.com/yukimemi/encoding written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/yukimemi/encoding 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" "+b2728d5426bab1d8c39709768c7e22b7f66dde5d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded encoding_rs_io v0.1.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+b2728d5426bab1d8c39709768c7e22b7f66dde5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ccc2011ee242413831d115a24d84d6b3e611f9be7034b01c6be5dbb4a0cc2c72 [INFO] running `Command { std: "docker" "start" "-a" "ccc2011ee242413831d115a24d84d6b3e611f9be7034b01c6be5dbb4a0cc2c72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ccc2011ee242413831d115a24d84d6b3e611f9be7034b01c6be5dbb4a0cc2c72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccc2011ee242413831d115a24d84d6b3e611f9be7034b01c6be5dbb4a0cc2c72", kill_on_drop: false }` [INFO] [stdout] ccc2011ee242413831d115a24d84d6b3e611f9be7034b01c6be5dbb4a0cc2c72 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+b2728d5426bab1d8c39709768c7e22b7f66dde5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 37cf4c9d58e48ebf1c7ebe661f77d20f3e2475a3f6dec399e78ff1201136ddaa [INFO] running `Command { std: "docker" "start" "-a" "37cf4c9d58e48ebf1c7ebe661f77d20f3e2475a3f6dec399e78ff1201136ddaa", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.36 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking regex-syntax v0.6.7 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling backtrace v0.3.30 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking utf8-ranges v1.0.3 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling ryu v0.2.8 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling encoding_rs v0.8.17 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking humantime v1.2.0 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking rustc-demangle v0.1.15 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking csv-core v0.1.5 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking env_logger v0.6.1 [INFO] [stderr] Checking pretty_env_logger v0.3.0 [INFO] [stderr] Checking encoding_rs_io v0.1.6 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Checking csv v1.0.7 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking encoding v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `encoding_rs_io::DecodeReaderBytes` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use encoding_rs_io::DecodeReaderBytes; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `StringRecord` [INFO] [stdout] --> src/main.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | use csv::{self, StringRecord}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `encoding_rs_io::DecodeReaderBytes` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use encoding_rs_io::DecodeReaderBytes; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Result` is never used [INFO] [stdout] --> src/main.rs:7:6 [INFO] [stdout] | [INFO] [stdout] 7 | type Result = std::result::Result; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_csv` is never used [INFO] [stdout] --> src/main.rs:13:4 [INFO] [stdout] | [INFO] [stdout] 13 | fn read_csv>(path: P) -> Result> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `collect` that must be used [INFO] [stdout] --> src/main.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | / rdr.records() [INFO] [stdout] 31 | | .map(|r| -> Result { [INFO] [stdout] 32 | | let r = r?; [INFO] [stdout] 33 | | dbg!(&r); [INFO] [stdout] 34 | | Ok(r) [INFO] [stdout] 35 | | }) [INFO] [stdout] 36 | | .collect::>(); [INFO] [stdout] | |____________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 30 | let _ = rdr.records() [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.52s [INFO] running `Command { std: "docker" "inspect" "37cf4c9d58e48ebf1c7ebe661f77d20f3e2475a3f6dec399e78ff1201136ddaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37cf4c9d58e48ebf1c7ebe661f77d20f3e2475a3f6dec399e78ff1201136ddaa", kill_on_drop: false }` [INFO] [stdout] 37cf4c9d58e48ebf1c7ebe661f77d20f3e2475a3f6dec399e78ff1201136ddaa