[INFO] cloning repository https://github.com/PoignardAzur/dumb_editor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PoignardAzur/dumb_editor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPoignardAzur%2Fdumb_editor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPoignardAzur%2Fdumb_editor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c7a89b9c8c68230f94755913323e5d4fb7578ce
[INFO] checking PoignardAzur/dumb_editor against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPoignardAzur%2Fdumb_editor" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PoignardAzur/dumb_editor on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PoignardAzur/dumb_editor
[INFO] finished tweaking git repo https://github.com/PoignardAzur/dumb_editor
[INFO] tweaked toml for git repo https://github.com/PoignardAzur/dumb_editor written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/PoignardAzur/dumb_editor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bec42aca66186715886b9e85244f165806a51504e457eaf1658cdd4aa145f95c
[INFO] running `Command { std: "docker" "start" "-a" "bec42aca66186715886b9e85244f165806a51504e457eaf1658cdd4aa145f95c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bec42aca66186715886b9e85244f165806a51504e457eaf1658cdd4aa145f95c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec42aca66186715886b9e85244f165806a51504e457eaf1658cdd4aa145f95c", kill_on_drop: false }`
[INFO] [stdout] bec42aca66186715886b9e85244f165806a51504e457eaf1658cdd4aa145f95c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d9030444ae0c0f323e6f1f19fa0bbdcf675f69c714dc80952acaebb99d1e85d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7d9030444ae0c0f323e6f1f19fa0bbdcf675f69c714dc80952acaebb99d1e85d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
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[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling gtk v0.8.1
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[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking rand_core v0.5.1
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[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]    Compiling im v15.0.0
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[INFO] [stderr]     Checking unic-langid-impl v0.9.0
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[INFO] [stderr]     Checking bitmaps v2.1.0
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[INFO] [stderr]     Checking type-map v0.3.0
[INFO] [stderr]     Checking unic-langid v0.9.0
[INFO] [stderr]     Checking intl_pluralrules v7.0.0
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[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking piet v0.1.0
[INFO] [stderr]     Checking sized-chunks v0.6.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling druid-derive v0.3.1
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking glib v0.9.3
[INFO] [stderr]     Checking rental v0.5.5
[INFO] [stderr]     Checking fluent-bundle v0.12.0
[INFO] [stderr]     Checking piet-cairo v0.1.0
[INFO] [stderr]     Checking piet-common v0.1.1
[INFO] [stderr]     Checking druid-shell v0.6.0
[INFO] [stderr]     Checking druid v0.6.0
[INFO] [stderr]     Checking dumb_editor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Widget`
[INFO] [stdout]  --> src/main.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | use druid::{AppLauncher, PlatformError, Widget, WidgetExt, WindowDesc};
[INFO] [stdout]   |                                         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vector`
[INFO] [stdout]  --> src/editor.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use im::{Vector, vector};
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RopeOps`
[INFO] [stdout]   --> src/editor.rs:15:59
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::rope::{Rope, RopeMarkers, RopeSpans, RopeData, RopeOps};
[INFO] [stdout]    |                                                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Data`, `Lens`
[INFO] [stdout]  --> src/cursors.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use druid::{Data, Lens};
[INFO] [stdout]   |             ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RopeOps`, `Rope`
[INFO] [stdout]  --> src/cursors.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::rope::{Rope, RopeMarkers, RopeSpans, RopeData, RopeOps};
[INFO] [stdout]   |                   ^^^^                                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Widget`
[INFO] [stdout]  --> src/main.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | use druid::{AppLauncher, PlatformError, Widget, WidgetExt, WindowDesc};
[INFO] [stdout]   |                                         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vector`
[INFO] [stdout]  --> src/editor.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use im::{Vector, vector};
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RopeOps`
[INFO] [stdout]   --> src/editor.rs:15:59
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::rope::{Rope, RopeMarkers, RopeSpans, RopeData, RopeOps};
[INFO] [stdout]    |                                                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Data`, `Lens`
[INFO] [stdout]  --> src/cursors.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use druid::{Data, Lens};
[INFO] [stdout]   |             ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RopeOps`, `Rope`
[INFO] [stdout]  --> src/cursors.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::rope::{Rope, RopeMarkers, RopeSpans, RopeData, RopeOps};
[INFO] [stdout]   |                   ^^^^                                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `gap` is assigned to, but never used
[INFO] [stdout]   --> src/rope.rs:61:11
[INFO] [stdout]    |
[INFO] [stdout] 61 |       let mut gap = 0;
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_gap` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `gap` is assigned to, but never used
[INFO] [stdout]   --> src/rope.rs:61:11
[INFO] [stdout]    |
[INFO] [stdout] 61 |       let mut gap = 0;
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_gap` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 57s
[INFO] running `Command { std: "docker" "inspect" "7d9030444ae0c0f323e6f1f19fa0bbdcf675f69c714dc80952acaebb99d1e85d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d9030444ae0c0f323e6f1f19fa0bbdcf675f69c714dc80952acaebb99d1e85d", kill_on_drop: false }`
[INFO] [stdout] 7d9030444ae0c0f323e6f1f19fa0bbdcf675f69c714dc80952acaebb99d1e85d