[INFO] cloning repository https://github.com/RusKom27/Binary-tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RusKom27/Binary-tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRusKom27%2FBinary-tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRusKom27%2FBinary-tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b262084d9bbeeb58cfcbcb820dab47ac5ff008bd
[INFO] checking RusKom27/Binary-tree against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRusKom27%2FBinary-tree" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/RusKom27/Binary-tree
[INFO] finished tweaking git repo https://github.com/RusKom27/Binary-tree
[INFO] tweaked toml for git repo https://github.com/RusKom27/Binary-tree written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/RusKom27/Binary-tree on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/RusKom27/Binary-tree 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unic-langid-impl v0.9.0
[INFO] [stderr]   Downloaded xi-unicode v0.3.0
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[INFO] [stderr]   Downloaded druid-shell v0.7.0
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[INFO] [stderr]   Downloaded simple_logger v1.16.0
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[INFO] [stderr]   Downloaded core-text v19.2.0
[INFO] [stderr]   Downloaded fluent-bundle v0.12.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.10.0
[INFO] [stderr]   Downloaded keyboard-types v0.5.0
[INFO] [stderr]   Downloaded druid v0.7.0
[INFO] [stderr]   Downloaded gdk-sys v0.10.0
[INFO] [stderr]   Downloaded gio v0.9.1
[INFO] [stderr]   Downloaded druid-derive v0.4.0
[INFO] [stderr]   Downloaded atk v0.9.0
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[INFO] [stderr]   Downloaded associative-cache v1.0.1
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[INFO] [stderr]   Downloaded piet-common v0.3.2
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[INFO] [stderr]   Downloaded strum_macros v0.18.0
[INFO] [stderr]   Downloaded system-deps v1.3.2
[INFO] [stderr]   Downloaded gtk-sys v0.10.0
[INFO] [stderr]   Downloaded xi-unicode v0.2.1
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[INFO] [stderr]   Downloaded pango-sys v0.10.0
[INFO] [stderr]   Downloaded unic-ucd-bidi v0.9.0
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[INFO] [stderr]   Downloaded intl_pluralrules v7.0.1
[INFO] [stderr]   Downloaded rental v0.5.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f445efc0e4bc9b80444a7229cad9234c8d24c97792c3ab713f6025588176833d
[INFO] running `Command { std: "docker" "start" "-a" "f445efc0e4bc9b80444a7229cad9234c8d24c97792c3ab713f6025588176833d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f445efc0e4bc9b80444a7229cad9234c8d24c97792c3ab713f6025588176833d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f445efc0e4bc9b80444a7229cad9234c8d24c97792c3ab713f6025588176833d", kill_on_drop: false }`
[INFO] [stdout] f445efc0e4bc9b80444a7229cad9234c8d24c97792c3ab713f6025588176833d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ee28c21cddef6292d1e517fbdd600fa7f780d692c3053fdeeb06d38fcaaba6c
[INFO] running `Command { std: "docker" "start" "-a" "9ee28c21cddef6292d1e517fbdd600fa7f780d692c3053fdeeb06d38fcaaba6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking futures-sink v0.3.24
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]    Compiling anyhow v1.0.65
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking futures-io v0.3.24
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]     Checking tinystr v0.3.4
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling gio v0.9.1
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling gdk-pixbuf v0.9.0
[INFO] [stderr]    Compiling pango v0.9.1
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking kurbo v0.7.1
[INFO] [stderr]     Checking unic-ucd-bidi v0.9.0
[INFO] [stderr]    Compiling atk v0.9.0
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]     Checking unic-langid-impl v0.9.0
[INFO] [stderr]    Compiling gdk v0.13.2
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking xi-unicode v0.2.1
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking unic-bidi v0.9.0
[INFO] [stderr]    Compiling gtk v0.9.2
[INFO] [stderr]     Checking unic-langid v0.9.0
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking type-map v0.4.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking keyboard-types v0.5.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking fluent-langneg v0.13.0
[INFO] [stderr]     Checking piet v0.3.1
[INFO] [stderr]     Checking intl_pluralrules v7.0.1
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]     Checking intl-memoizer v0.5.1
[INFO] [stderr]     Checking fluent-syntax v0.9.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking simple_logger v1.16.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling futures-macro v0.3.24
[INFO] [stderr]    Compiling glib-macros v0.10.1
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling druid-derive v0.4.0
[INFO] [stderr]    Compiling async-recursion v1.0.0
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]    Compiling glib-sys v0.10.1
[INFO] [stderr]    Compiling gobject-sys v0.10.0
[INFO] [stderr]    Compiling gio-sys v0.10.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.10.0
[INFO] [stderr]    Compiling pango-sys v0.10.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.10.0
[INFO] [stderr]    Compiling atk-sys v0.10.0
[INFO] [stderr]    Compiling gdk-sys v0.10.0
[INFO] [stderr]    Compiling gtk-sys v0.10.0
[INFO] [stderr]     Checking rental v0.5.6
[INFO] [stderr]     Checking fluent-bundle v0.12.0
[INFO] [stderr]     Checking futures-executor v0.3.24
[INFO] [stderr]     Checking glib v0.10.3
[INFO] [stderr]     Checking futures v0.3.24
[INFO] [stderr]     Checking piet-cairo v0.3.0
[INFO] [stderr]     Checking piet-common v0.3.2
[INFO] [stderr]     Checking druid-shell v0.7.0
[INFO] [stderr]     Checking druid v0.7.0
[INFO] [stderr]     Checking binary_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Point`
[INFO] [stdout]  --> src/main.rs:6:43
[INFO] [stdout]   |
[INFO] [stdout] 6 | use druid::{AppLauncher, LocalizedString, Point, WindowDesc};
[INFO] [stdout]   |                                           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Point`
[INFO] [stdout]  --> src/main.rs:6:43
[INFO] [stdout]   |
[INFO] [stdout] 6 | use druid::{AppLauncher, LocalizedString, Point, WindowDesc};
[INFO] [stdout]   |                                           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 57.70s
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     for i in 0..100 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     for i in 0..100 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9ee28c21cddef6292d1e517fbdd600fa7f780d692c3053fdeeb06d38fcaaba6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ee28c21cddef6292d1e517fbdd600fa7f780d692c3053fdeeb06d38fcaaba6c", kill_on_drop: false }`
[INFO] [stdout] 9ee28c21cddef6292d1e517fbdd600fa7f780d692c3053fdeeb06d38fcaaba6c
