[INFO] fetching crate csvksjtex 0.1.0...
[INFO] checking csvksjtex-0.1.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate csvksjtex 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate csvksjtex 0.1.0
[INFO] finished tweaking crates.io crate csvksjtex 0.1.0
[INFO] tweaked toml for crates.io crate csvksjtex 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate csvksjtex 0.1.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate csvksjtex 0.1.0 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7bbaa3f065c545b6766a3f7911c830e7b28471fc67e791ec378146f754d8a31
[INFO] running `Command { std: "docker" "start" "-a" "a7bbaa3f065c545b6766a3f7911c830e7b28471fc67e791ec378146f754d8a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7bbaa3f065c545b6766a3f7911c830e7b28471fc67e791ec378146f754d8a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7bbaa3f065c545b6766a3f7911c830e7b28471fc67e791ec378146f754d8a31", kill_on_drop: false }`
[INFO] [stdout] a7bbaa3f065c545b6766a3f7911c830e7b28471fc67e791ec378146f754d8a31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 919c70c16cd0a52c5a5307f0837858c27024d01bf37059dbfc6189b8efea6acc
[INFO] running `Command { std: "docker" "start" "-a" "919c70c16cd0a52c5a5307f0837858c27024d01bf37059dbfc6189b8efea6acc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking csv v1.0.7
[INFO] [stderr]     Checking csvksjtex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:188:25
[INFO] [stdout]     |
[INFO] [stdout] 188 |                         _ => {}
[INFO] [stdout]     |                         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/main.rs:188:25
[INFO] [stdout]     |
[INFO] [stdout] 184 |                         KsjCsvEntry::Str(s) => v.push(s),
[INFO] [stdout]     |                         ------------------- matches some of the same values
[INFO] [stdout] 185 |                         KsjCsvEntry::Expn(s1, s2) => {
[INFO] [stdout]     |                         ------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 188 |                         _ => {}
[INFO] [stdout]     |                         ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:188:25
[INFO] [stdout]     |
[INFO] [stdout] 188 |                         _ => {}
[INFO] [stdout]     |                         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/main.rs:188:25
[INFO] [stdout]     |
[INFO] [stdout] 184 |                         KsjCsvEntry::Str(s) => v.push(s),
[INFO] [stdout]     |                         ------------------- matches some of the same values
[INFO] [stdout] 185 |                         KsjCsvEntry::Expn(s1, s2) => {
[INFO] [stdout]     |                         ------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 188 |                         _ => {}
[INFO] [stdout]     |                         ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Flatten` is never used
[INFO] [stdout]   --> src/main.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | trait Flatten<T> {
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Flatten` is never used
[INFO] [stdout]   --> src/main.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | trait Flatten<T> {
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.47s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3
[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" "919c70c16cd0a52c5a5307f0837858c27024d01bf37059dbfc6189b8efea6acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "919c70c16cd0a52c5a5307f0837858c27024d01bf37059dbfc6189b8efea6acc", kill_on_drop: false }`
[INFO] [stdout] 919c70c16cd0a52c5a5307f0837858c27024d01bf37059dbfc6189b8efea6acc