[INFO] cloning repository https://github.com/natir/tr_gfa
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/natir/tr_gfa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatir%2Ftr_gfa", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatir%2Ftr_gfa'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 81db0c6511ed899559721c025c0fdc2d6355303c
[INFO] checking natir/tr_gfa against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatir%2Ftr_gfa" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/natir/tr_gfa
[INFO] finished tweaking git repo https://github.com/natir/tr_gfa
[INFO] tweaked toml for git repo https://github.com/natir/tr_gfa written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/natir/tr_gfa on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/natir/tr_gfa 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a27cf24224f6d3d5c804b48420110649cdac136310718da640aebb5f2d753e12
[INFO] running `Command { std: "docker" "start" "-a" "a27cf24224f6d3d5c804b48420110649cdac136310718da640aebb5f2d753e12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a27cf24224f6d3d5c804b48420110649cdac136310718da640aebb5f2d753e12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a27cf24224f6d3d5c804b48420110649cdac136310718da640aebb5f2d753e12", kill_on_drop: false }`
[INFO] [stdout] a27cf24224f6d3d5c804b48420110649cdac136310718da640aebb5f2d753e12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50ff631b2b57e85ee521e9114dd07c2f06092af1525bbaebeae3047be9bcb5f0
[INFO] running `Command { std: "docker" "start" "-a" "50ff631b2b57e85ee521e9114dd07c2f06092af1525bbaebeae3047be9bcb5f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]    Compiling lzma-sys v0.1.15
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking bzip2 v0.4.1
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking csv-core v0.1.9
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]     Checking petgraph v0.5.0
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]     Checking bstr v0.2.11
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.10
[INFO] [stderr]    Compiling proc-macro-error v0.4.9
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.9
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking thiserror v1.0.10
[INFO] [stderr]     Checking bgzip v0.1.0
[INFO] [stderr]     Checking niffler v2.3.1
[INFO] [stderr]    Compiling structopt-derive v0.4.2
[INFO] [stderr]     Checking structopt v0.3.9
[INFO] [stderr]     Checking tr_gfa v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/main.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/main.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]   --> src/gfa.rs:28:14
[INFO] [stdout]    |
[INFO] [stdout] 28 | use anyhow::{Context, Result};
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]   --> src/main.rs:46:14
[INFO] [stdout]    |
[INFO] [stdout] 46 | use anyhow::{Context, Result};
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/main.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/main.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]   --> src/gfa.rs:28:14
[INFO] [stdout]    |
[INFO] [stdout] 28 | use anyhow::{Context, Result};
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]   --> src/main.rs:46:14
[INFO] [stdout]    |
[INFO] [stdout] 46 | use anyhow::{Context, Result};
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/cli.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | /     #[structopt(
[INFO] [stdout] 35 | |     short = "i",
[INFO] [stdout] 36 | |     long = "input",
[INFO] [stdout] 37 | |     required = true,
[INFO] [stdout] 38 | |     help = "path of gfa input (gzip, bzip2, lzma compression allowed)"
[INFO] [stdout] 39 | |     )]
[INFO] [stdout] 40 | |     pub input: String,
[INFO] [stdout]    | |_____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/cli.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | /     #[structopt(
[INFO] [stdout] 43 | |     short = "o",
[INFO] [stdout] 44 | |     long = "output",
[INFO] [stdout] 45 | |     required = true,
[INFO] [stdout] 46 | |     help = "path of gfa output (write with same compression as input)"
[INFO] [stdout] 47 | |     )]
[INFO] [stdout] 48 | |     pub output: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tr_gfa` (bin "tr_gfa") due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/cli.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | /     #[structopt(
[INFO] [stdout] 35 | |     short = "i",
[INFO] [stdout] 36 | |     long = "input",
[INFO] [stdout] 37 | |     required = true,
[INFO] [stdout] 38 | |     help = "path of gfa input (gzip, bzip2, lzma compression allowed)"
[INFO] [stdout] 39 | |     )]
[INFO] [stdout] 40 | |     pub input: String,
[INFO] [stdout]    | |_____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/cli.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | /     #[structopt(
[INFO] [stdout] 43 | |     short = "o",
[INFO] [stdout] 44 | |     long = "output",
[INFO] [stdout] 45 | |     required = true,
[INFO] [stdout] 46 | |     help = "path of gfa output (write with same compression as input)"
[INFO] [stdout] 47 | |     )]
[INFO] [stdout] 48 | |     pub output: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tr_gfa` (bin "tr_gfa" test) due to 2 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "50ff631b2b57e85ee521e9114dd07c2f06092af1525bbaebeae3047be9bcb5f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50ff631b2b57e85ee521e9114dd07c2f06092af1525bbaebeae3047be9bcb5f0", kill_on_drop: false }`
[INFO] [stdout] 50ff631b2b57e85ee521e9114dd07c2f06092af1525bbaebeae3047be9bcb5f0
