[INFO] cloning repository https://github.com/subject026/catr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/subject026/catr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubject026%2Fcatr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubject026%2Fcatr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 530b3da1558b442b86ed8d03043e71dc9b07603e
[INFO] checking subject026/catr against try#db4e1d23234d93b5e96ecc768b35d9090c32cddf for pr-149901
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubject026%2Fcatr" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/subject026/catr
[INFO] finished tweaking git repo https://github.com/subject026/catr
[INFO] tweaked toml for git repo https://github.com/subject026/catr written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/subject026/catr on toolchain db4e1d23234d93b5e96ecc768b35d9090c32cddf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/subject026/catr 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" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded predicates-core v1.0.6
[INFO] [stderr]   Downloaded float-cmp v0.9.0
[INFO] [stderr]   Downloaded predicates-tree v1.0.9
[INFO] [stderr]   Downloaded normalize-line-endings v0.3.0
[INFO] [stderr]   Downloaded predicates v2.1.5
[INFO] [stderr]   Downloaded anstyle v1.0.1
[INFO] [stderr]   Downloaded assert_cmd v2.0.12
[INFO] [stderr]   Downloaded termtree v0.4.1
[INFO] [stderr]   Downloaded predicates v3.0.3
[INFO] [stderr]   Downloaded serde v1.0.183
[INFO] [stderr]   Downloaded aho-corasick v1.0.3
[INFO] [stderr]   Downloaded regex v1.9.3
[INFO] [stderr]   Downloaded bstr v1.6.0
[INFO] [stderr]   Downloaded regex-automata v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 224e338315d95430e91914fc65f00452c2c6a2d0898ad130000339a41ddba609
[INFO] running `Command { std: "docker" "start" "-a" "224e338315d95430e91914fc65f00452c2c6a2d0898ad130000339a41ddba609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "224e338315d95430e91914fc65f00452c2c6a2d0898ad130000339a41ddba609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "224e338315d95430e91914fc65f00452c2c6a2d0898ad130000339a41ddba609", kill_on_drop: false }`
[INFO] [stdout] 224e338315d95430e91914fc65f00452c2c6a2d0898ad130000339a41ddba609
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db4e1d23234d93b5e96ecc768b35d9090c32cddf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da1adddd6f2368d5c6a80f21facf3156f97a514c7784a8b1791500d1f227743c
[INFO] running `Command { std: "docker" "start" "-a" "da1adddd6f2368d5c6a80f21facf3156f97a514c7784a8b1791500d1f227743c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking aho-corasick v1.0.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking predicates v3.0.3
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking regex-automata v0.3.6
[INFO] [stderr]     Checking catr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `number_lines` and `number_nonblank_lines` are never read
[INFO] [stdout]   --> src/lib.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Config {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 23 |     files: Vec<String>,
[INFO] [stdout] 24 |     number_lines: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 25 |     number_nonblank_lines: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex v1.9.3
[INFO] [stderr]     Checking bstr v1.6.0
[INFO] [stderr]     Checking predicates v2.1.5
[INFO] [stderr]     Checking assert_cmd v2.0.12
[INFO] [stdout] warning: fields `number_lines` and `number_nonblank_lines` are never read
[INFO] [stdout]   --> src/lib.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Config {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 23 |     files: Vec<String>,
[INFO] [stdout] 24 |     number_lines: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 25 |     number_nonblank_lines: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.67s
[INFO] running `Command { std: "docker" "inspect" "da1adddd6f2368d5c6a80f21facf3156f97a514c7784a8b1791500d1f227743c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da1adddd6f2368d5c6a80f21facf3156f97a514c7784a8b1791500d1f227743c", kill_on_drop: false }`
[INFO] [stdout] da1adddd6f2368d5c6a80f21facf3156f97a514c7784a8b1791500d1f227743c