[INFO] cloning repository https://github.com/peachcloud/peach-monitor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/peachcloud/peach-monitor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeachcloud%2Fpeach-monitor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeachcloud%2Fpeach-monitor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50e421e0eff1305275780e2ac31ea9b22d3d87b9
[INFO] checking peachcloud/peach-monitor 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%2Fpeachcloud%2Fpeach-monitor" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/peachcloud/peach-monitor
[INFO] finished tweaking git repo https://github.com/peachcloud/peach-monitor
[INFO] tweaked toml for git repo https://github.com/peachcloud/peach-monitor written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/peachcloud/peach-monitor 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/peachcloud/peach-monitor 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] be354fd3768393302fb269ac110d14fd6440b24bf5b5632695f8e3102bd07008
[INFO] running `Command { std: "docker" "start" "-a" "be354fd3768393302fb269ac110d14fd6440b24bf5b5632695f8e3102bd07008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be354fd3768393302fb269ac110d14fd6440b24bf5b5632695f8e3102bd07008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be354fd3768393302fb269ac110d14fd6440b24bf5b5632695f8e3102bd07008", kill_on_drop: false }`
[INFO] [stdout] be354fd3768393302fb269ac110d14fd6440b24bf5b5632695f8e3102bd07008
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 1a62d7dababaa0bd00f4f281b7fa397a8b3b55b23bc1d57ceef39d0bfbca9c3f
[INFO] running `Command { std: "docker" "start" "-a" "1a62d7dababaa0bd00f4f281b7fa397a8b3b55b23bc1d57ceef39d0bfbca9c3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling standback v0.2.9
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling snafu-derive v0.2.3
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking objekt v0.1.2
[INFO] [stderr]     Checking mkdirp v0.1.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking snafu v0.2.3
[INFO] [stderr]     Checking atomicwrites v0.2.5
[INFO] [stderr]     Checking nest v1.0.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling structopt-derive v0.4.9
[INFO] [stderr]     Checking ctrlc v3.1.6
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking structopt v0.3.16
[INFO] [stderr]     Checking probes v0.3.0
[INFO] [stderr]     Checking peach-monitor v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     /// Define network interface
[INFO] [stdout] 22 | |     #[structopt(short, long, default_value = "wlan0")]
[INFO] [stdout] 23 | |     iface: 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<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     /// Define network interface
[INFO] [stdout] 22 | |     #[structopt(short, long, default_value = "wlan0")]
[INFO] [stdout] 23 | |     iface: String,
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `peach-monitor` (bin "peach-monitor" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `peach-monitor` (bin "peach-monitor") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "1a62d7dababaa0bd00f4f281b7fa397a8b3b55b23bc1d57ceef39d0bfbca9c3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a62d7dababaa0bd00f4f281b7fa397a8b3b55b23bc1d57ceef39d0bfbca9c3f", kill_on_drop: false }`
[INFO] [stdout] 1a62d7dababaa0bd00f4f281b7fa397a8b3b55b23bc1d57ceef39d0bfbca9c3f