[INFO] cloning repository https://github.com/o2sh/provok
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/o2sh/provok" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo2sh%2Fprovok", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo2sh%2Fprovok'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc46e192a230807a148f9602279d24b5bc8b81eb
[INFO] testing o2sh/provok against try#28eff87d300677d3acc4d7129d31c74bf885cf6d for pr-94775
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo2sh%2Fprovok" "/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/o2sh/provok on toolchain 28eff87d300677d3acc4d7129d31c74bf885cf6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/o2sh/provok
[INFO] finished tweaking git repo https://github.com/o2sh/provok
[INFO] tweaked toml for git repo https://github.com/o2sh/provok written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/o2sh/provok already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "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 euclid v0.22.4
[INFO] [stderr]   Downloaded harfbuzz-sys v0.5.0
[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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b015ff71405374769947dc5179f8cb3d58f685b2ae441df0218d479dcbb6cf2
[INFO] running `Command { std: "docker" "start" "-a" "1b015ff71405374769947dc5179f8cb3d58f685b2ae441df0218d479dcbb6cf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b015ff71405374769947dc5179f8cb3d58f685b2ae441df0218d479dcbb6cf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b015ff71405374769947dc5179f8cb3d58f685b2ae441df0218d479dcbb6cf2", kill_on_drop: false }`
[INFO] [stdout] 1b015ff71405374769947dc5179f8cb3d58f685b2ae441df0218d479dcbb6cf2
[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=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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f31fd4e3e6d3c05b5c2c01f5e9b8405f29b9329e809403062c4ea6ef7a0a32d8
[INFO] running `Command { std: "docker" "start" "-a" "f31fd4e3e6d3c05b5c2c01f5e9b8405f29b9329e809403062c4ea6ef7a0a32d8", kill_on_drop: false }`
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[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling bitflags v1.2.1
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[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling nix v0.18.0
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[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling object v0.23.0
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[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling takeable-option v0.5.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ttf-parser v0.12.0
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[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling wayland-sys v0.28.5
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[INFO] [stderr]    Compiling walkdir v2.3.2
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[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling rusttype v0.9.2
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[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling nom v6.1.2
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[INFO] [stderr]    Compiling dlib v0.5.0
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[INFO] [stderr]    Compiling phf v0.8.0
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[INFO] [stderr]    Compiling freetype-sys v0.13.1
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[INFO] [stderr]    Compiling glium v0.30.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling crossbeam v0.8.1
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[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling euclid v0.22.4
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling memmap2 v0.1.0
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling freetype v0.7.0
[INFO] [stderr]    Compiling xcursor v0.3.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling backtrace v0.3.56
[INFO] [stderr]    Compiling mio-misc v1.2.1
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling calloop v0.6.5
[INFO] [stderr]    Compiling wayland-commons v0.28.5
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]    Compiling wayland-cursor v0.28.5
[INFO] [stderr]    Compiling wayland-egl v0.28.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling smithay-client-toolkit v0.12.3
[INFO] [stderr]    Compiling glutin v0.27.0
[INFO] [stderr]    Compiling provok v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `underline`
[INFO] [stdout]   --> src/input.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     underline: Option<bool>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `WordJson` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/input.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Deserialize, Clone)]
[INFO] [stdout]    |          ^^^^^               ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `strikethrough`
[INFO] [stdout]   --> src/input.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     strikethrough: Option<bool>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `WordJson` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/input.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Deserialize, Clone)]
[INFO] [stdout]    |          ^^^^^               ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f31fd4e3e6d3c05b5c2c01f5e9b8405f29b9329e809403062c4ea6ef7a0a32d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f31fd4e3e6d3c05b5c2c01f5e9b8405f29b9329e809403062c4ea6ef7a0a32d8", kill_on_drop: false }`
[INFO] [stdout] f31fd4e3e6d3c05b5c2c01f5e9b8405f29b9329e809403062c4ea6ef7a0a32d8
[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=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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e765e10289051a84987c95e491baa0e0cb91f8648b3cd9964e484d55be40aa3
[INFO] running `Command { std: "docker" "start" "-a" "8e765e10289051a84987c95e491baa0e0cb91f8648b3cd9964e484d55be40aa3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling provok v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `underline`
[INFO] [stdout]   --> src/input.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     underline: Option<bool>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `WordJson` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/input.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Deserialize, Clone)]
[INFO] [stdout]    |          ^^^^^               ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `strikethrough`
[INFO] [stdout]   --> src/input.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     strikethrough: Option<bool>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `WordJson` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/input.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Deserialize, Clone)]
[INFO] [stdout]    |          ^^^^^               ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.96s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/provok-ef5a045d9b72569d)
[INFO] running `Command { std: "docker" "inspect" "8e765e10289051a84987c95e491baa0e0cb91f8648b3cd9964e484d55be40aa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e765e10289051a84987c95e491baa0e0cb91f8648b3cd9964e484d55be40aa3", kill_on_drop: false }`
[INFO] [stdout] 8e765e10289051a84987c95e491baa0e0cb91f8648b3cd9964e484d55be40aa3
[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=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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+28eff87d300677d3acc4d7129d31c74bf885cf6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6c3e9341724588bf63bcf8d0a6a5ff411fb029d7fd0695b16082497c07e7b812
[INFO] running `Command { std: "docker" "start" "-a" "6c3e9341724588bf63bcf8d0a6a5ff411fb029d7fd0695b16082497c07e7b812", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `underline`
[INFO] [stderr]   --> src/input.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     underline: Option<bool>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `WordJson` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/input.rs:13:10
[INFO] [stderr]    |
[INFO] [stderr] 13 | #[derive(Debug, Deserialize, Clone)]
[INFO] [stderr]    |          ^^^^^               ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `strikethrough`
[INFO] [stderr]   --> src/input.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     strikethrough: Option<bool>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `WordJson` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/input.rs:13:10
[INFO] [stderr]    |
[INFO] [stderr] 13 | #[derive(Debug, Deserialize, Clone)]
[INFO] [stderr]    |          ^^^^^               ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `provok` (bin "provok" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/provok-ef5a045d9b72569d)
[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 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6c3e9341724588bf63bcf8d0a6a5ff411fb029d7fd0695b16082497c07e7b812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c3e9341724588bf63bcf8d0a6a5ff411fb029d7fd0695b16082497c07e7b812", kill_on_drop: false }`
[INFO] [stdout] 6c3e9341724588bf63bcf8d0a6a5ff411fb029d7fd0695b16082497c07e7b812