[INFO] cloning repository https://github.com/danielmcgraw/snip
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danielmcgraw/snip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielmcgraw%2Fsnip", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielmcgraw%2Fsnip'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23fa9ab715bc21a9c0e7fbccfd2787ed33702772
[INFO] checking danielmcgraw/snip 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%2Fdanielmcgraw%2Fsnip" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/danielmcgraw/snip
[INFO] finished tweaking git repo https://github.com/danielmcgraw/snip
[INFO] tweaked toml for git repo https://github.com/danielmcgraw/snip written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/danielmcgraw/snip 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/danielmcgraw/snip 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 860e63d3c4febf76811866f6767b4db451341e523a3436ca8c20581074979810
[INFO] running `Command { std: "docker" "start" "-a" "860e63d3c4febf76811866f6767b4db451341e523a3436ca8c20581074979810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "860e63d3c4febf76811866f6767b4db451341e523a3436ca8c20581074979810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "860e63d3c4febf76811866f6767b4db451341e523a3436ca8c20581074979810", kill_on_drop: false }`
[INFO] [stdout] 860e63d3c4febf76811866f6767b4db451341e523a3436ca8c20581074979810
[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 -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] a31c93798c0c68b8ba7bab3f37c39c3719f58a64f58ab356739271ea8f1019e6
[INFO] running `Command { std: "docker" "start" "-a" "a31c93798c0c68b8ba7bab3f37c39c3719f58a64f58ab356739271ea8f1019e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling wayland-sys v0.27.0
[INFO] [stderr]    Compiling wayland-scanner v0.27.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking webbrowser v0.5.5
[INFO] [stderr]     Checking unicode-normalization v0.1.18
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking addr2line v0.15.1
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking bzip2 v0.4.3
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking stderrlog v0.4.3
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling wayland-client v0.27.0
[INFO] [stderr]    Compiling wayland-protocols v0.27.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking tree_magic v0.2.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking wayland-commons v0.27.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking x11-clipboard v0.5.1
[INFO] [stderr]     Checking wl-clipboard-rs v0.4.1
[INFO] [stderr]     Checking cli-clipboard v0.2.0
[INFO] [stderr]     Checking snip v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]  --> src/command.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | /     #[structopt(short = "c", long = "command", default_value = "", index = 1)]
[INFO] [stdout] 9 | |     command: 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/command.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | /     #[structopt(short = "c", long = "command", default_value = "", index = 1)]
[INFO] [stdout] 9 | |     command: 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/command.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | /     #[structopt(short = "t", long = "topic", default_value = "", index = 2)]
[INFO] [stdout] 12 | |     topic: String,
[INFO] [stdout]    | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/command.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     #[structopt(short = "k", long = "key", default_value = "", index = 3)]
[INFO] [stdout] 15 | |     key: String,
[INFO] [stdout]    | |_______________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/command.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | /     #[structopt(short = "v", long = "value", default_value = "", index = 4)]
[INFO] [stdout] 18 | |     value: String,
[INFO] [stdout]    | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/command.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | /     #[structopt(short = "t", long = "topic", default_value = "", index = 2)]
[INFO] [stdout] 12 | |     topic: String,
[INFO] [stdout]    | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/command.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     #[structopt(short = "k", long = "key", default_value = "", index = 3)]
[INFO] [stdout] 15 | |     key: String,
[INFO] [stdout]    | |_______________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/command.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | /     #[structopt(short = "v", long = "value", default_value = "", index = 4)]
[INFO] [stdout] 18 | |     value: String,
[INFO] [stdout]    | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `snip` (bin "snip" test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `snip` (bin "snip") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "a31c93798c0c68b8ba7bab3f37c39c3719f58a64f58ab356739271ea8f1019e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a31c93798c0c68b8ba7bab3f37c39c3719f58a64f58ab356739271ea8f1019e6", kill_on_drop: false }`
[INFO] [stdout] a31c93798c0c68b8ba7bab3f37c39c3719f58a64f58ab356739271ea8f1019e6