[INFO] cloning repository https://github.com/furcb/tmux_custom
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/furcb/tmux_custom" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffurcb%2Ftmux_custom", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffurcb%2Ftmux_custom'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 28969105f462a18be9cd73ba331a647fe9e44959
[INFO] testing furcb/tmux_custom against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffurcb%2Ftmux_custom" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/furcb/tmux_custom on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/furcb/tmux_custom
[INFO] finished tweaking git repo https://github.com/furcb/tmux_custom
[INFO] tweaked toml for git repo https://github.com/furcb/tmux_custom written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/furcb/tmux_custom already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded subprocess v0.1.20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 263a2791f7f4c092a513b5aec49791817f4b51245ea599b7be96d1ca7aa1a490
[INFO] running `Command { std: "docker" "start" "-a" "263a2791f7f4c092a513b5aec49791817f4b51245ea599b7be96d1ca7aa1a490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "263a2791f7f4c092a513b5aec49791817f4b51245ea599b7be96d1ca7aa1a490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "263a2791f7f4c092a513b5aec49791817f4b51245ea599b7be96d1ca7aa1a490", kill_on_drop: false }`
[INFO] [stdout] 263a2791f7f4c092a513b5aec49791817f4b51245ea599b7be96d1ca7aa1a490
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 002bf732409f117a48e7d043ca28eeef7876a84609ce184a40999390186fe3d4
[INFO] running `Command { std: "docker" "start" "-a" "002bf732409f117a48e7d043ca28eeef7876a84609ce184a40999390186fe3d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling regex-syntax v0.6.13
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling subprocess v0.1.20
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling regex v1.3.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling tmux_custom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Match`
[INFO] [stdout]   --> src/main.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 | use regex::{Match, Regex};
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let mut v_t = lines.trim().split('\n').collect::<Vec<&str>>();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `date_regex` should have an upper case name
[INFO] [stdout]   --> src/main.rs:92:20
[INFO] [stdout]    |
[INFO] [stdout] 92 |         static ref date_regex: Regex = Regex::new(r"[A-z]{3}\s[A-z]{3}\s+\d+\s+\d+:\d+:\d+\s+\d+")
[INFO] [stdout]    |                    ^^^^^^^^^^ help: convert the identifier to upper case: `DATE_REGEX`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.87s
[INFO] running `Command { std: "docker" "inspect" "002bf732409f117a48e7d043ca28eeef7876a84609ce184a40999390186fe3d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "002bf732409f117a48e7d043ca28eeef7876a84609ce184a40999390186fe3d4", kill_on_drop: false }`
[INFO] [stdout] 002bf732409f117a48e7d043ca28eeef7876a84609ce184a40999390186fe3d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c15d13e24ab1c9085c905f21737018cb2f339172f56153f63d4ca0c4d398fbe
[INFO] running `Command { std: "docker" "start" "-a" "4c15d13e24ab1c9085c905f21737018cb2f339172f56153f63d4ca0c4d398fbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling tmux_custom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Match`
[INFO] [stdout]   --> src/main.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 | use regex::{Match, Regex};
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let mut v_t = lines.trim().split('\n').collect::<Vec<&str>>();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `date_regex` should have an upper case name
[INFO] [stdout]   --> src/main.rs:92:20
[INFO] [stdout]    |
[INFO] [stdout] 92 |         static ref date_regex: Regex = Regex::new(r"[A-z]{3}\s[A-z]{3}\s+\d+\s+\d+:\d+:\d+\s+\d+")
[INFO] [stdout]    |                    ^^^^^^^^^^ help: convert the identifier to upper case: `DATE_REGEX`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "4c15d13e24ab1c9085c905f21737018cb2f339172f56153f63d4ca0c4d398fbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c15d13e24ab1c9085c905f21737018cb2f339172f56153f63d4ca0c4d398fbe", kill_on_drop: false }`
[INFO] [stdout] 4c15d13e24ab1c9085c905f21737018cb2f339172f56153f63d4ca0c4d398fbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5ebfdebd0d79967311062576f278a2c813a3cbba716cc2cf3f1b833c4faa5a9e
[INFO] running `Command { std: "docker" "start" "-a" "5ebfdebd0d79967311062576f278a2c813a3cbba716cc2cf3f1b833c4faa5a9e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Match`
[INFO] [stderr]   --> src/main.rs:11:13
[INFO] [stderr]    |
[INFO] [stderr] 11 | use regex::{Match, Regex};
[INFO] [stderr]    |             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:71:9
[INFO] [stderr]    |
[INFO] [stderr] 71 |     let mut v_t = lines.trim().split('\n').collect::<Vec<&str>>();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `date_regex` should have an upper case name
[INFO] [stderr]   --> src/main.rs:92:20
[INFO] [stderr]    |
[INFO] [stderr] 92 |         static ref date_regex: Regex = Regex::new(r"[A-z]{3}\s[A-z]{3}\s+\d+\s+\d+:\d+:\d+\s+\d+")
[INFO] [stderr]    |                    ^^^^^^^^^^ help: convert the identifier to upper case: `DATE_REGEX`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tmux_custom` (bin "tmux_custom" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tmux_custom-0682a91b0dd4c7c9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5ebfdebd0d79967311062576f278a2c813a3cbba716cc2cf3f1b833c4faa5a9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ebfdebd0d79967311062576f278a2c813a3cbba716cc2cf3f1b833c4faa5a9e", kill_on_drop: false }`
[INFO] [stdout] 5ebfdebd0d79967311062576f278a2c813a3cbba716cc2cf3f1b833c4faa5a9e